NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
CORE STUDY
Facility: Battelle Northwest
Chemical CAS #: 0001313-27-5
Lock Date: 08/06/93
Cage Range: All
Reasons For Removal: All
Removal Date Range: All
Treatment Groups: Include All
Page 1
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 7| 7| 6| 7| 7| 5| 6| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 7| 7| 5| 7|
DAY ON TEST | 2| 0| 3| 9| 3| 1| 1| 7| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 9| 3|
| 7| 7| 7| 3| 0| 6| 6| 9| 7| 4| 6| 6| 7| 6| 6| 4| 6| 5| 6| 5| 9| 7| 7| 8| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|
CONTROL | 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 | + + + + + + A + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Large, Rectum | + + + + + + A + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Large, Cecum | + + + + + + A + + + + + + + + + + + + + + + + + +|
Mineralization | |
__________________________________________________________________________|
Intestine Small, Duodenum | + + + + + + A + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Jejunum | + + + + + + A + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Ileum | + + + + + + A A + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +|
Angiectasis | 2 2|
Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X|
Clear Cell Focus | X X X|
Degeneration, Fatty | 3 3 3 3 1 1 1 |
Eosinophilic Focus | |
Hematopoietic Cell Proliferation | |
Hepatodiaphragmatic Nodule | X X X |
Mixed Cell Focus | X X X X |
Necrosis | 1 |
Vacuolization Cytoplasmic, Focal | 2 |
Bile Duct, Hyperplasia | 3 2 3 2 1 1 2 |
Centrilobular, Necrosis | 1 1 |
__________________________________________________________________________|
Mesentery | + + + |
Fat, Necrosis | 2 2 |
__________________________________________________________________________|
Oral Mucosa | |
__________________________________________________________________________|
Pancreas | + + + + + + A + + + + + + + + + + + + + + + + + +|
Atrophy | 2 2 1 2 1 1 1 1 |
Basophilic Focus | X X |
__________________________________________________________________________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 2 |
__________________________________________________________________________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +|
Mineralization | 1 |
Necrosis | 4 3 1 |
__________________________________________________________________________|
Stomach, Glandular | + + + + + + A + + + + + + + + + + + + + + + + + +|
Mineralization | 1 1 1 1 2 |
__________________________________________________________________________|
Tongue | + |
__________________________________________________________________________|
Tooth | |
Developmental Malformation | |
_____________________________________________________________________________________________________________________|
CARDIOVASCULAR SYSTEM | |
| |
__________________________________________________________________________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cardiomyopathy | 1 2 2 1 2 1 2 2 1 1 2 1 2 1 1 1 1 2 1 1 2|
_____________________________________________________________________________________________________________________|
ENDOCRINE SYSTEM | |
| |
__________________________________________________________________________|
Adrenal Cortex | + + + + + + A + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
Page 2
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 7| 7| 6| 7| 7| 5| 6| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 7| 7| 5| 7|
DAY ON TEST | 2| 0| 3| 9| 3| 1| 1| 7| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 9| 3|
| 7| 7| 7| 3| 0| 6| 6| 9| 7| 4| 6| 6| 7| 6| 6| 4| 6| 5| 6| 5| 9| 7| 7| 8| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|
CONTROL | 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 | |
| |
Hyperplasia | 2 2 2 2 2 1 1 2 2 |
Hypertrophy | 3 2 1 2 |
Necrosis | |
Vacuolization Cytoplasmic | 2 2 2 |
__________________________________________________________________________|
Adrenal Medulla | + + + + + + A + + + + + + + + + + + + + + + + + +|
Hyperplasia | 2 1 2 2 |
__________________________________________________________________________|
Islets, Pancreatic | + + + + + + A + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | |
__________________________________________________________________________|
Pituitary Gland | + + + + + + A + + + + + + + + + + + + + + + + + +|
Pars Distalis, Hyperplasia | 2 |
__________________________________________________________________________|
Thyroid Gland | + + + + + + A + + + + + + + + + + + + + + + + + +|
Bilateral, C-Cell, Hyperplasia | 4 |
C-Cell, Hyperplasia | 2 1 2 2 2 2 2 2 1 2 2 2 1 1 1 2 1 2 1 1|
_____________________________________________________________________________________________________________________|
GENERAL BODY SYSTEM | |
| |
None | |
_____________________________________________________________________________________________________________________|
GENITAL SYSTEM | |
| |
__________________________________________________________________________|
Clitoral Gland | + + + + + M M + + + + + M + + + + + + + + + + + +|
Inflammation, Chronic Active | |
__________________________________________________________________________|
Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cyst | 2 |
__________________________________________________________________________|
Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hydrometra | 3 3|
_____________________________________________________________________________________________________________________|
HEMATOPOIETIC SYSTEM | |
| |
__________________________________________________________________________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node | + |
__________________________________________________________________________|
Lymph Node, Bronchial | + + + + + + + + + + M + + M + + + + M + + + + + +|
__________________________________________________________________________|
Lymph Node, Mandibular | + + + + + + + + + + + + + M + + M + + + + + + + +|
Infiltration Cellular, Plasma Cell | 3 |
__________________________________________________________________________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node, Mediastinal | + + + + M + + + + + + M + + M + M + + M + + + M +|
__________________________________________________________________________|
Spleen | + + + + + + A + + + + + + + + + + + + + + + + + +|
Accessory Spleen | |
Hematopoietic Cell Proliferation | |
Hemorrhage | |
__________________________________________________________________________|
Thymus | + + + + + + + + + + + + + + + + + + + + + + + M +|
_____________________________________________________________________________________________________________________|
INTEGUMENTARY SYSTEM | |
| |
__________________________________________________________________________|
Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia, Atypical | |
__________________________________________________________________________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
Page 3
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 7| 7| 6| 7| 7| 5| 6| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 7| 7| 5| 7|
DAY ON TEST | 2| 0| 3| 9| 3| 1| 1| 7| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 9| 3|
| 7| 7| 7| 3| 0| 6| 6| 9| 7| 4| 6| 6| 7| 6| 6| 4| 6| 5| 6| 5| 9| 7| 7| 8| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|
CONTROL | 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|
_____________________________________________________________________________________________________________________|
INTEGUMENTARY SYSTEM - cont | |
| |
Hyperkeratosis | |
Inflammation, Chronic Active | 3 3 |
_____________________________________________________________________________________________________________________|
MUSCULOSKELETAL SYSTEM | |
| |
__________________________________________________________________________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperostosis | 3 |
_____________________________________________________________________________________________________________________|
NERVOUS SYSTEM | |
| |
__________________________________________________________________________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
RESPIRATORY SYSTEM | |
| |
__________________________________________________________________________|
Larynx | + + + + + + A + + + + + + + + + + + + + + + + + +|
Epiglottis, Hyperplasia | 1 1 1 |
__________________________________________________________________________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +|
Alveolar Epithelium, Hyperplasia | 1 2 1 1 |
Alveolus, Inflammation, Chronic | 2 1 1 1 1 |
Bronchiole, Hyperplasia | |
__________________________________________________________________________|
Nose | + + + + + + A + + + + + + + + + + + + + + + + + +|
Inflammation, Suppurative | 2 4|
Thrombosis | 1 2 |
Olfactory Epithelium, Degeneration, | |
Hyaline | 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1|
Respiratory Epithelium, Degeneration,| |
Hyaline | |
__________________________________________________________________________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
SPECIAL SENSES SYSTEM | |
| |
__________________________________________________________________________|
Eye | |
Degeneration | |
__________________________________________________________________________|
Harderian Gland | + |
__________________________________________________________________________|
Zymbal's Gland | |
_____________________________________________________________________________________________________________________|
URINARY SYSTEM | |
| |
__________________________________________________________________________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +|
Infarct | 2 |
Nephropathy | 3 3 2 3 3 2 2 1 2 2 2 2 3 2 2 1 2 2 2 3 2 2 2 2 3|
Renal Tubule, Hyperplasia | |
__________________________________________________________________________|
Urinary Bladder | + + + + + + A + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
Page 4
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 7| 7| 7| 6| 6| 7| 6| 6| 7| 7| 7| 7| 1| 7| 7| 4| 7| 7| 7| 7| 4| 7| 7| |
DAY ON TEST | 1| 3| 1| 3| 3| 8| 8| 3| 7| 3| 3| 3| 3| 0| 0| 1| 3| 6| 3| 3| 3| 3| 3| 3| 3| |
| 6| 7| 5| 6| 5| 0| 8| 7| 9| 8| 5| 7| 6| 6| 6| 6| 7| 4| 5| 6| 7| 6| 3| 7| 7| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| A |
CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
ALIMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Mineralization | 2 | 1 2.0|
__________________________________________________________________________|____________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Small, Jejunum | + + + + + + + + + A + + + + + + + A + + + + + + +| 47 |
__________________________________________________________________________|____________|
Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 |
__________________________________________________________________________|____________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Angiectasis | 1 | 3 1.7|
Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X X| 43 |
Clear Cell Focus | X X X X | 7 |
Degeneration, Fatty | 2 1 1 1 1 3 3 1 1 1 1 | 18 1.7|
Eosinophilic Focus | X X X X X| 5 |
Hematopoietic Cell Proliferation | 2 2 | 2 2.0|
Hepatodiaphragmatic Nodule | X X | 5 |
Mixed Cell Focus | X X X X X | 9 |
Necrosis | 1 | 2 1.0|
Vacuolization Cytoplasmic, Focal | 2 2 | 3 2.0|
Bile Duct, Hyperplasia | 2 2 2 2 2 3 2 1 | 15 2.0|
Centrilobular, Necrosis | 2 1 2 | 5 1.4|
__________________________________________________________________________|____________|
Mesentery | | 3 |
Fat, Necrosis | | 2 2.0|
__________________________________________________________________________|____________|
Oral Mucosa | + | 1 |
__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Atrophy | 2 2 1 2 2 1 2 1 1 1 2 2 1| 21 1.5|
Basophilic Focus | | 2 |
__________________________________________________________________________|____________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | | 1 2.0|
__________________________________________________________________________|____________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Mineralization | | 1 1.0|
Necrosis | | 3 2.7|
__________________________________________________________________________|____________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Mineralization | 2 1| 7 1.3|
__________________________________________________________________________|____________|
Tongue | | 1 |
__________________________________________________________________________|____________|
Tooth | + | 1 |
Developmental Malformation | X | 1 |
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
| | |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 5
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 7| 7| 7| 6| 6| 7| 6| 6| 7| 7| 7| 7| 1| 7| 7| 4| 7| 7| 7| 7| 4| 7| 7| |
DAY ON TEST | 1| 3| 1| 3| 3| 8| 8| 3| 7| 3| 3| 3| 3| 0| 0| 1| 3| 6| 3| 3| 3| 3| 3| 3| 3| |
| 6| 7| 5| 6| 5| 0| 8| 7| 9| 8| 5| 7| 6| 6| 6| 6| 7| 4| 5| 6| 7| 6| 3| 7| 7| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| A |
CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
CARDIOVASCULAR SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cardiomyopathy | 2 1 1 1 2 1 1 2 2 1 2 2 2 1 1 1 1 1 1 2| 41 1.4|
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hyperplasia | 2 1 2 2 3 2 2 1 2 2 1 2| 21 1.8|
Hypertrophy | 2 3 2 2 1 | 9 2.0|
Necrosis | 2 | 1 2.0|
Vacuolization Cytoplasmic | 3 3 2 | 6 2.3|
__________________________________________________________________________|____________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hyperplasia | 1 2 2 1 1 | 9 1.6|
__________________________________________________________________________|____________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 2 | 1 2.0|
__________________________________________________________________________|____________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Pars Distalis, Hyperplasia | 2 2 | 3 2.0|
__________________________________________________________________________|____________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Bilateral, C-Cell, Hyperplasia | | 1 4.0|
C-Cell, Hyperplasia | 1 2 1 1 4 2 1 2 2 1 2 2 2 2 1 2 1 1 1 2 2| 41 1.6|
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
| | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Clitoral Gland | + + + + + M M + + + + + + + + + + + + + M + + + +| 44 |
Inflammation, Chronic Active | 3 1 | 2 2.0|
__________________________________________________________________________|____________|
Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cyst | 2 3 | 3 2.3|
__________________________________________________________________________|____________|
Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hydrometra | | 2 3.0|
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Lymph Node | + + | 3 |
__________________________________________________________________________|____________|
Lymph Node, Bronchial | + + M + + M + + + + + + + + + + + + + + + + + M +| 44 |
__________________________________________________________________________|____________|
Lymph Node, Mandibular | + + + M + + + + + + + + + + + M + + + + + + + + +| 46 |
Infiltration Cellular, Plasma Cell | | 1 3.0|
__________________________________________________________________________|____________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + M + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Lymph Node, Mediastinal | + + + M + + + + + + + + + + + + + + + + + M M + +| 41 |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 6
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 7| 7| 7| 6| 6| 7| 6| 6| 7| 7| 7| 7| 1| 7| 7| 4| 7| 7| 7| 7| 4| 7| 7| |
DAY ON TEST | 1| 3| 1| 3| 3| 8| 8| 3| 7| 3| 3| 3| 3| 0| 0| 1| 3| 6| 3| 3| 3| 3| 3| 3| 3| |
| 6| 7| 5| 6| 5| 0| 8| 7| 9| 8| 5| 7| 6| 6| 6| 6| 7| 4| 5| 6| 7| 6| 3| 7| 7| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| A |
CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
HEMATOPOIETIC SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Accessory Spleen | X| 1 |
Hematopoietic Cell Proliferation | 4 3 2 4 | 4 3.3|
Hemorrhage | 3 | 1 3.0|
__________________________________________________________________________|____________|
Thymus | + + + + + + + + + + + + + + + + + + + + + + M + +| 48 |
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia, Atypical | 2 | 1 2.0|
__________________________________________________________________________|____________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperkeratosis | 2 | 1 2.0|
Inflammation, Chronic Active | | 2 3.0|
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperostosis | 2 3 2 | 4 2.5|
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Epiglottis, Hyperplasia | | 3 1.0|
__________________________________________________________________________|____________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Alveolar Epithelium, Hyperplasia | 1 2 1 | 7 1.3|
Alveolus, Inflammation, Chronic | 1 1 1 1 1 1 1 1 1 | 14 1.1|
Bronchiole, Hyperplasia | 1 | 1 1.0|
__________________________________________________________________________|____________|
Nose | + + + + + + + + + A + + + + + + + + + + + + + + +| 48 |
Inflammation, Suppurative | 1 1 2 2 1 | 7 1.9|
Thrombosis | 2 1 | 4 1.5|
Olfactory Epithelium, Degeneration, | | |
Hyaline | 1 1 1 2 1 1 1 2 2 2 2 1 1 2 2 1 1 1| 39 1.2|
Respiratory Epithelium, Degeneration,| | |
Hyaline | 1 | 1 1.0|
__________________________________________________________________________|____________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Eye | + | 1 |
Degeneration | 3 | 1 3.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 7
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 7| 7| 7| 6| 6| 7| 6| 6| 7| 7| 7| 7| 1| 7| 7| 4| 7| 7| 7| 7| 4| 7| 7| |
DAY ON TEST | 1| 3| 1| 3| 3| 8| 8| 3| 7| 3| 3| 3| 3| 0| 0| 1| 3| 6| 3| 3| 3| 3| 3| 3| 3| |
| 6| 7| 5| 6| 5| 0| 8| 7| 9| 8| 5| 7| 6| 6| 6| 6| 7| 4| 5| 6| 7| 6| 3| 7| 7| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| A |
CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
SPECIAL SENSES SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Harderian Gland | | 1 |
__________________________________________________________________________|____________|
Zymbal's Gland | + | 1 |
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Infarct | | 1 2.0|
Nephropathy | 2 2 2 3 2 3 1 2 2 1 2 3 2 2 3 3 2 3 2 2 3 2 2| 48 2.2|
Renal Tubule, Hyperplasia | 2 | 1 2.0|
__________________________________________________________________________|____________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 8
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 7| 6| 6| 7| 5| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 5| 5| 7| 6| 7| 7|
DAY ON TEST | 0| 6| 3| 3| 6| 0| 3| 1| 3| 2| 3| 3| 9| 2| 3| 3| 3| 3| 3| 2| 8| 3| 1| 3| 3|
| 0| 0| 7| 5| 3| 9| 6| 6| 6| 7| 6| 7| 3| 1| 7| 6| 7| 7| 5| 5| 3| 7| 8| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|
10 MG/M3 | 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 | + + + + + + + A + + + + + + + + + + + + + + + + +|
Necrosis | |
__________________________________________________________________________|
Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Large, Cecum | + + + + + + + A + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Duodenum | + + + + + + + A + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Jejunum | + + + + + + + A + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Ileum | + + + + + + + A + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Liver | + + + + + + + A + + + + + + + + + + + + + + + + +|
Angiectasis | |
Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X|
Clear Cell Focus | X X |
Degeneration, Fatty | 2 1 3 4 1 3 2 3 1 |
Eosinophilic Focus | |
Hepatodiaphragmatic Nodule | X X X X |
Mixed Cell Focus | X X X |
Necrosis | 1 |
Thrombosis | 3 |
Vacuolization Cytoplasmic, Focal | 3 |
Bile Duct, Hyperplasia | 2 1 3 2 2 2 2 |
Centrilobular, Necrosis | 2 1 2 1 |
__________________________________________________________________________|
Mesentery | + + + + + + +|
Fat, Necrosis | 2 2 2 2 3 3 3|
__________________________________________________________________________|
Pancreas | + + + + + + + A + + + + + + + + + + + + + + + + +|
Atrophy | 1 2 2 1 2 3 2 1 |
Basophilic Focus | |
Hyperplasia | 3 |
__________________________________________________________________________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | |
__________________________________________________________________________|
Stomach, Forestomach | + + + + + + + A + + + + + + + + + + + + + + + + +|
Hyperplasia, Squamous | 2 3 |
Mineralization | 1 |
Necrosis | 4 3 4 |
__________________________________________________________________________|
Stomach, Glandular | + + + + + + + A + + + + + + + + + + + + + + + + +|
Mineralization | 1 1 1 2 2 |
Necrosis | 2 |
_____________________________________________________________________________________________________________________|
CARDIOVASCULAR SYSTEM | |
| |
__________________________________________________________________________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cardiomyopathy | 1 2 2 1 1 1 1 1 2 2 2 2 1 2 1 1 2 1 1|
_____________________________________________________________________________________________________________________|
ENDOCRINE SYSTEM | |
| |
__________________________________________________________________________|
Adrenal Cortex | + + + + + + + A + + + + + + + + + + + + + + + + +|
Degeneration, Cystic | |
_____________________________________________________________________________________________________________________|
Page 9
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 7| 6| 6| 7| 5| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 5| 5| 7| 6| 7| 7|
DAY ON TEST | 0| 6| 3| 3| 6| 0| 3| 1| 3| 2| 3| 3| 9| 2| 3| 3| 3| 3| 3| 2| 8| 3| 1| 3| 3|
| 0| 0| 7| 5| 3| 9| 6| 6| 6| 7| 6| 7| 3| 1| 7| 6| 7| 7| 5| 5| 3| 7| 8| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|
10 MG/M3 | 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 | |
| |
Hyperplasia | 1 1 2 2 2 2 2 3 1 2|
Hypertrophy | 2 2 2 2 2 2 |
Necrosis | 3 2 |
Vacuolization Cytoplasmic | 3 3 2 |
__________________________________________________________________________|
Adrenal Medulla | + + + + + + + A + + + + + + + + + + + + + + + + +|
Hyperplasia | 1 2 2 2 2 2 2 |
__________________________________________________________________________|
Islets, Pancreatic | + + + + + + + A + + + + + + + + + + + + + + + + +|
Hyperplasia | 2 |
__________________________________________________________________________|
Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 2 |
__________________________________________________________________________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Pars Distalis, Cyst | 3 |
Pars Distalis, Hyperplasia | 2 1 2 3 1 2 3|
__________________________________________________________________________|
Thyroid Gland | + + + + + + + A + + + + + + + + + + + + + + + + +|
C-Cell, Hyperplasia | 1 1 2 1 3 1 1 1 1 1 1 2 2 1 1 2 2|
_____________________________________________________________________________________________________________________|
GENERAL BODY SYSTEM | |
| |
None | |
_____________________________________________________________________________________________________________________|
GENITAL SYSTEM | |
| |
__________________________________________________________________________|
Clitoral Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 1 |
Inflammation, Chronic Active | 4 2 3 4 |
Duct, Hyperplasia, Squamous | 2 3 |
__________________________________________________________________________|
Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cyst | 4 3 |
__________________________________________________________________________|
Uterus | + + + + + + + A + + + + + + + + + + + + + + + + +|
Endometrium, Hyperplasia | 2 |
_____________________________________________________________________________________________________________________|
HEMATOPOIETIC SYSTEM | |
| |
__________________________________________________________________________|
Bone Marrow | + + + + + + + A + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node | + + + + |
Pancreatic, Pigmentation | 3 |
Renal, Hemorrhage | |
__________________________________________________________________________|
Lymph Node, Bronchial | + M + + + M + A M + + + + + M + + + M + M + + + +|
__________________________________________________________________________|
Lymph Node, Mandibular | + + + + + M + A + + + + + M + + + + + + + + + + +|
Infiltration Cellular, Plasma Cell | 3 |
__________________________________________________________________________|
Lymph Node, Mesenteric | + + + + + + + A + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node, Mediastinal | + + + M + + M + M + + + + + M M + + + + + + + + +|
Hemorrhage | |
__________________________________________________________________________|
Spleen | + + + + + + + A + + + + + + + + + + + + + + + + +|
Fibrosis | 2 2 3 |
Hematopoietic Cell Proliferation | 3 |
Hemorrhage | 3 3 |
_____________________________________________________________________________________________________________________|
Page 10
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 7| 6| 6| 7| 5| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 5| 5| 7| 6| 7| 7|
DAY ON TEST | 0| 6| 3| 3| 6| 0| 3| 1| 3| 2| 3| 3| 9| 2| 3| 3| 3| 3| 3| 2| 8| 3| 1| 3| 3|
| 0| 0| 7| 5| 3| 9| 6| 6| 6| 7| 6| 7| 3| 1| 7| 6| 7| 7| 5| 5| 3| 7| 8| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|
10 MG/M3 | 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 | |
| |
__________________________________________________________________________|
Thymus | + + + + + + + + + M + + + + + + + + M + M + + + +|
_____________________________________________________________________________________________________________________|
INTEGUMENTARY SYSTEM | |
| |
__________________________________________________________________________|
Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Galactocele | 3 |
Hyperplasia, Atypical | 3 |
Inflammation, Chronic Active | 3 |
__________________________________________________________________________|
Skin | + + + + + + + + + + + + + I + + + + + + + + + + +|
Hyperkeratosis | 4 |
Inflammation, Chronic Active | 3 |
_____________________________________________________________________________________________________________________|
MUSCULOSKELETAL SYSTEM | |
| |
__________________________________________________________________________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +|
Fibrous Osteodystrophy | |
Hyperostosis | 2 3 |
_____________________________________________________________________________________________________________________|
NERVOUS SYSTEM | |
| |
__________________________________________________________________________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +|
Thrombosis | |
Meninges, Hyperplasia | |
_____________________________________________________________________________________________________________________|
RESPIRATORY SYSTEM | |
| |
__________________________________________________________________________|
Larynx | + + + + + + + A + + + + + + + + + + + + + + + + +|
Epiglottis, Hyperplasia | 1 1 1 1 1 |
Epiglottis, Metaplasia, Squamous | 2 1 1 1 1 1 4 1 |
__________________________________________________________________________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +|
Metaplasia, Focal | 3 |
Metaplasia, Squamous | 1 |
Alveolar Epithelium, Hyperplasia | 1 2 1 2 1|
Alveolus, Infiltration Cellular, | |
Histiocyte | 1 |
Alveolus, Inflammation, Chronic | 1 1 |
__________________________________________________________________________|
Nose | + + + + + + + A + + + + + + + + + + + + + + + + +|
Inflammation, Suppurative | 1 |
Thrombosis | 3 4 2 2 |
Olfactory Epithelium, Degeneration, | |
Hyaline | 1 1 1 1 1 2 1 2 1 2 2 1 2 2 1 2 2 2 2 2 1 3|
Olfactory Epithelium, Metaplasia, | |
Focal | |
Respiratory Epithelium, Degeneration,| |
Hyaline | 1 1 1 1 1 1 1 1|
__________________________________________________________________________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
SPECIAL SENSES SYSTEM | |
| |
_____________________________________________________________________________________________________________________|
Page 11
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 7| 6| 6| 7| 5| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 5| 5| 7| 6| 7| 7|
DAY ON TEST | 0| 6| 3| 3| 6| 0| 3| 1| 3| 2| 3| 3| 9| 2| 3| 3| 3| 3| 3| 2| 8| 3| 1| 3| 3|
| 0| 0| 7| 5| 3| 9| 6| 6| 6| 7| 6| 7| 3| 1| 7| 6| 7| 7| 5| 5| 3| 7| 8| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|
10 MG/M3 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|
_____________________________________________________________________________________________________________________|
SPECIAL SENSES SYSTEM - cont | |
| |
__________________________________________________________________________|
Eye | + + + + + |
Cataract | 3 |
Degeneration | 4 3 3 4 |
__________________________________________________________________________|
Zymbal's Gland | + |
_____________________________________________________________________________________________________________________|
URINARY SYSTEM | |
| |
__________________________________________________________________________|
Kidney | + + + + + + + A + + + + + + + + + + + + + + + + +|
Cyst | 2 |
Nephropathy | 2 3 3 2 2 2 3 2 2 1 2 2 1 3 2 2 2 2 1 3 2 2 2|
Renal Tubule, Hyperplasia | 1 |
Transitional Epithelium, | |
Mineralization | |
__________________________________________________________________________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +|
Transitional Epithelium, Hyperplasia | |
_____________________________________________________________________________________________________________________|
Page 12
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 6| 6| 7| 7| 4| 5| 7| 6| 7| 6| 5| 7| 6| 6| 7| 7| 5| 7| 6| 7| 7| 7| 7| |
DAY ON TEST | 3| 2| 7| 7| 3| 3| 8| 9| 3| 9| 3| 2| 8| 0| 4| 8| 3| 3| 7| 2| 0| 3| 3| 3| 3| |
| 5| 1| 1| 4| 6| 6| 5| 9| 5| 2| 6| 9| 1| 6| 0| 1| 5| 7| 3| 1| 8| 7| 7| 7| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| A |
10 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
ALIMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Necrosis | 4 | 1 4.0|
__________________________________________________________________________|____________|
Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Angiectasis | 2 | 1 2.0|
Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X X X| 44 |
Clear Cell Focus | X X X | 5 |
Degeneration, Fatty | 3 2 1 2 1 3 3 1 1| 18 2.1|
Eosinophilic Focus | X | 1 |
Hepatodiaphragmatic Nodule | X X X X X X | 10 |
Mixed Cell Focus | X X X X X X| 9 |
Necrosis | | 1 1.0|
Thrombosis | | 1 3.0|
Vacuolization Cytoplasmic, Focal | 2 | 2 2.5|
Bile Duct, Hyperplasia | 2 3 2 1 | 11 2.0|
Centrilobular, Necrosis | 2 2 1 | 7 1.6|
__________________________________________________________________________|____________|
Mesentery | + + + + | 11 |
Fat, Necrosis | 2 2 2 2 | 11 2.3|
__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Atrophy | 1 2 1 | 11 1.6|
Basophilic Focus | X | 1 |
Hyperplasia | | 1 3.0|
__________________________________________________________________________|____________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 2| 1 2.0|
__________________________________________________________________________|____________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hyperplasia, Squamous | | 2 2.5|
Mineralization | | 1 1.0|
Necrosis | 4 4 | 5 3.8|
__________________________________________________________________________|____________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Mineralization | 1 1 1 1 1 1| 11 1.2|
Necrosis | 1 | 2 1.5|
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 13
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 6| 6| 7| 7| 4| 5| 7| 6| 7| 6| 5| 7| 6| 6| 7| 7| 5| 7| 6| 7| 7| 7| 7| |
DAY ON TEST | 3| 2| 7| 7| 3| 3| 8| 9| 3| 9| 3| 2| 8| 0| 4| 8| 3| 3| 7| 2| 0| 3| 3| 3| 3| |
| 5| 1| 1| 4| 6| 6| 5| 9| 5| 2| 6| 9| 1| 6| 0| 1| 5| 7| 3| 1| 8| 7| 7| 7| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| A |
10 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
CARDIOVASCULAR SYSTEM - cont | | |
| | |
Cardiomyopathy | 1 3 2 2 1 2 2 1 1 2 1 1 2 2 1 2 1 2 2 2 1 1| 41 1.5|
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Degeneration, Cystic | 2 2 | 2 2.0|
Hyperplasia | 2 2 2 2 1 2 2 2 2 1 2 2 2| 23 1.8|
Hypertrophy | 2 1 2 2 | 10 1.9|
Necrosis | 2 | 3 2.3|
Vacuolization Cytoplasmic | 2 2 3 | 6 2.5|
__________________________________________________________________________|____________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hyperplasia | 2 1 3 1 2 | 12 1.8|
__________________________________________________________________________|____________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hyperplasia | 2 | 2 2.0|
__________________________________________________________________________|____________|
Parathyroid Gland | + + + + + + + + + + + + + + + + M + + + + + + + +| 49 |
Hyperplasia | 3 | 2 2.5|
__________________________________________________________________________|____________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Pars Distalis, Cyst | | 1 3.0|
Pars Distalis, Hyperplasia | 2 4 | 9 2.2|
__________________________________________________________________________|____________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
C-Cell, Hyperplasia | 3 1 1 2 2 1 1 1 2 3 3 2 2 2 1 1 1 2 1 1| 37 1.5|
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
| | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Clitoral Gland | M + + + + + + + + + + + + + + + + + + M + + + + +| 48 |
Hyperplasia | 3 | 2 2.0|
Inflammation, Chronic Active | 2 2 | 6 2.8|
Duct, Hyperplasia, Squamous | | 2 2.5|
__________________________________________________________________________|____________|
Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cyst | 2 3 2 3 | 6 2.8|
__________________________________________________________________________|____________|
Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Endometrium, Hyperplasia | | 1 2.0|
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Lymph Node | + + + + | 8 |
Pancreatic, Pigmentation | | 1 3.0|
Renal, Hemorrhage | 2 | 1 2.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 14
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 6| 6| 7| 7| 4| 5| 7| 6| 7| 6| 5| 7| 6| 6| 7| 7| 5| 7| 6| 7| 7| 7| 7| |
DAY ON TEST | 3| 2| 7| 7| 3| 3| 8| 9| 3| 9| 3| 2| 8| 0| 4| 8| 3| 3| 7| 2| 0| 3| 3| 3| 3| |
| 5| 1| 1| 4| 6| 6| 5| 9| 5| 2| 6| 9| 1| 6| 0| 1| 5| 7| 3| 1| 8| 7| 7| 7| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| A |
10 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
HEMATOPOIETIC SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Lymph Node, Bronchial | M + + + M + + M + + + + M + + + + + M + M M + + +| 36 |
__________________________________________________________________________|____________|
Lymph Node, Mandibular | M M M + + + + + + + + + M M + + + M + + + + + + +| 41 |
Infiltration Cellular, Plasma Cell | | 1 3.0|
__________________________________________________________________________|____________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Lymph Node, Mediastinal | M + + + + + + + + + + + + + + + M M + + M + + + +| 41 |
Hemorrhage | 2 | 1 2.0|
__________________________________________________________________________|____________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Fibrosis | | 3 2.3|
Hematopoietic Cell Proliferation | 2 | 2 2.5|
Hemorrhage | | 2 3.0|
__________________________________________________________________________|____________|
Thymus | + + + + + M + + + + + + + + + + + + + M + + + + +| 45 |
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Galactocele | | 1 3.0|
Hyperplasia, Atypical | | 1 3.0|
Inflammation, Chronic Active | | 1 3.0|
__________________________________________________________________________|____________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hyperkeratosis | | 1 4.0|
Inflammation, Chronic Active | 3| 2 3.0|
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Fibrous Osteodystrophy | 2 | 1 2.0|
Hyperostosis | 4 1 | 4 2.5|
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Thrombosis | 2 | 1 2.0|
Meninges, Hyperplasia | 2 | 1 2.0|
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Epiglottis, Hyperplasia | 1 1 1 1 1 | 10 1.0|
Epiglottis, Metaplasia, Squamous | 2 1 1 1 1 1 1 1 1 1| 18 1.3|
__________________________________________________________________________|____________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Metaplasia, Focal | | 1 3.0|
Metaplasia, Squamous | | 1 1.0|
Alveolar Epithelium, Hyperplasia | 4 1 1 2 1 | 10 1.6|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 15
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 6| 6| 7| 7| 4| 5| 7| 6| 7| 6| 5| 7| 6| 6| 7| 7| 5| 7| 6| 7| 7| 7| 7| |
DAY ON TEST | 3| 2| 7| 7| 3| 3| 8| 9| 3| 9| 3| 2| 8| 0| 4| 8| 3| 3| 7| 2| 0| 3| 3| 3| 3| |
| 5| 1| 1| 4| 6| 6| 5| 9| 5| 2| 6| 9| 1| 6| 0| 1| 5| 7| 3| 1| 8| 7| 7| 7| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| A |
10 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
RESPIRATORY SYSTEM - cont | | |
| | |
Alveolus, Infiltration Cellular, | | |
Histiocyte | | 1 1.0|
Alveolus, Inflammation, Chronic | 2 1 1 2 1 1 1 2 1 1 1| 13 1.2|
__________________________________________________________________________|____________|
Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Inflammation, Suppurative | 1 | 2 1.0|
Thrombosis | 2 | 5 2.6|
Olfactory Epithelium, Degeneration, | | |
Hyaline | 1 1 1 2 2 2 3 1 1 1 2 1 1 2 1 1 1 1 1 1 2 2 2 1 2| 47 1.5|
Olfactory Epithelium, Metaplasia, | | |
Focal | 4 | 1 4.0|
Respiratory Epithelium, Degeneration,| | |
Hyaline | 2 1 2 1 1 | 13 1.2|
__________________________________________________________________________|____________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Eye | + | 6 |
Cataract | | 1 3.0|
Degeneration | | 4 3.5|
__________________________________________________________________________|____________|
Zymbal's Gland | | 1 |
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Cyst | | 1 2.0|
Nephropathy | 3 4 2 1 2 3 2 3 2 1 3 3 2 2 3 3 3 1 2 2 3 3 3 2| 47 2.3|
Renal Tubule, Hyperplasia | 3 4 | 3 2.7|
Transitional Epithelium, | | |
Mineralization | 4 | 1 4.0|
__________________________________________________________________________|____________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Transitional Epithelium, Hyperplasia | 3 | 1 3.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 16
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 5| 7| 7| 7| 7| 4| 7| 7| 5| 7| 3| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 5|
DAY ON TEST | 3| 3| 2| 3| 3| 3| 6| 3| 3| 6| 3| 2| 3| 5| 3| 3| 3| 2| 9| 3| 3| 3| 0| 3| 8|
| 5| 4| 9| 7| 5| 6| 4| 6| 6| 0| 7| 6| 5| 3| 0| 7| 6| 1| 3| 7| 6| 7| 6| 6| 3|
_____________________________________________________________________________________________________________________|
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|
30 MG/M3 | 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 | + + + + + + + + + + I + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Chronic Active | 3 |
__________________________________________________________________________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +|
Angiectasis | 1 |
Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X X X|
Clear Cell Focus | X X X X X |
Degeneration, Fatty | 1 1 1 1 2 1 |
Eosinophilic Focus | X |
Hematopoietic Cell Proliferation | 1 |
Hepatodiaphragmatic Nodule | X X X X |
Mixed Cell Focus | X X |
Necrosis | 2 |
Bile Duct, Hyperplasia | 1 2 1 2 2 2 1 |
Centrilobular, Necrosis | 1 |
__________________________________________________________________________|
Mesentery | + + + |
Artery, Inflammation, Chronic Active | 3 |
Fat, Necrosis | 3 2 |
__________________________________________________________________________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 1 1 1 1 1 1 |
Basophilic Focus | |
Hyperplasia | 2 |
Artery, Inflammation | 3 |
__________________________________________________________________________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 2 2 |
__________________________________________________________________________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia, Squamous | 1 |
Mineralization | |
Necrosis | |
__________________________________________________________________________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Chronic Active | 1 |
Mineralization | 1 1 1 2 1 |
Necrosis | |
__________________________________________________________________________|
Tongue | + |
_____________________________________________________________________________________________________________________|
CARDIOVASCULAR SYSTEM | |
| |
__________________________________________________________________________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cardiomyopathy | 1 1 2 1 2 1 2 1 2 1 1 1 3 1 1 1 2 1 2 2 2 1 1|
_____________________________________________________________________________________________________________________|
ENDOCRINE SYSTEM | |
_____________________________________________________________________________________________________________________|
Page 17
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 5| 7| 7| 7| 7| 4| 7| 7| 5| 7| 3| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 5|
DAY ON TEST | 3| 3| 2| 3| 3| 3| 6| 3| 3| 6| 3| 2| 3| 5| 3| 3| 3| 2| 9| 3| 3| 3| 0| 3| 8|
| 5| 4| 9| 7| 5| 6| 4| 6| 6| 0| 7| 6| 5| 3| 0| 7| 6| 1| 3| 7| 6| 7| 6| 6| 3|
_____________________________________________________________________________________________________________________|
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|
30 MG/M3 | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +|
Degeneration, Cystic | 3 |
Hyperplasia | 2 2 1 2 3 2 2 2 1 2 2 2 |
Hypertrophy | 2 3 1 3 1 |
Vacuolization Cytoplasmic | 3 |
__________________________________________________________________________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 1 3 2 1 |
__________________________________________________________________________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Parathyroid Gland | + + + + + + + + + + + + + + + + + M + + + + + + +|
Hyperplasia | |
__________________________________________________________________________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Pars Distalis, Cyst | |
Pars Distalis, Hyperplasia | 2 2 2 2 3 2 2|
__________________________________________________________________________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
C-Cell, Hyperplasia | 2 1 3 2 1 3 2 2 1 3 2 1 2 1 1 1 2 2 1 2 2 1 1|
_____________________________________________________________________________________________________________________|
GENERAL BODY SYSTEM | |
| |
None | |
_____________________________________________________________________________________________________________________|
GENITAL SYSTEM | |
| |
__________________________________________________________________________|
Clitoral Gland | + + + + + + + + + + + + + + + M + + M + + + M + +|
Hyperplasia | 2 |
Inflammation, Chronic Active | 4 |
__________________________________________________________________________|
Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cyst | 1 3 2 |
Hyperplasia, Tubular | 4 |
__________________________________________________________________________|
Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
HEMATOPOIETIC SYSTEM | |
| |
__________________________________________________________________________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node | + |
Pancreatic, Hemorrhage | 2 |
Renal, Ectasia | 2 |
__________________________________________________________________________|
Lymph Node, Bronchial | + M M + + + M + + + + + + + M + + M M + + M + M M|
__________________________________________________________________________|
Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + M + + + + + + M|
__________________________________________________________________________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node, Mediastinal | M + + + + + + M + + + + + + + + + + + + + + + M M|
__________________________________________________________________________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +|
Fibrosis | 3 |
Hematopoietic Cell Proliferation | 2 2 4 4 |
Hemorrhage | |
__________________________________________________________________________|
Thymus | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
INTEGUMENTARY SYSTEM | |
_____________________________________________________________________________________________________________________|
Page 18
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 5| 7| 7| 7| 7| 4| 7| 7| 5| 7| 3| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 5|
DAY ON TEST | 3| 3| 2| 3| 3| 3| 6| 3| 3| 6| 3| 2| 3| 5| 3| 3| 3| 2| 9| 3| 3| 3| 0| 3| 8|
| 5| 4| 9| 7| 5| 6| 4| 6| 6| 0| 7| 6| 5| 3| 0| 7| 6| 1| 3| 7| 6| 7| 6| 6| 3|
_____________________________________________________________________________________________________________________|
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|
30 MG/M3 | 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|
_____________________________________________________________________________________________________________________|
INTEGUMENTARY SYSTEM - cont | |
| |
| |
__________________________________________________________________________|
Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + M + +|
Hyperplasia, Atypical | 2 |
__________________________________________________________________________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Chronic Active | |
_____________________________________________________________________________________________________________________|
MUSCULOSKELETAL SYSTEM | |
| |
__________________________________________________________________________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +|
Fibrous Osteodystrophy | |
Hyperostosis | 3 |
_____________________________________________________________________________________________________________________|
NERVOUS SYSTEM | |
| |
__________________________________________________________________________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Spinal Cord | + |
_____________________________________________________________________________________________________________________|
RESPIRATORY SYSTEM | |
| |
__________________________________________________________________________|
Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +|
Epiglottis, Hyperplasia | 1 1 |
Epiglottis, Metaplasia, Squamous | 2 2 2 2 2 2 3 1 2 1 2 1 2 2|
__________________________________________________________________________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +|
Alveolar Epithelium, Hyperplasia | 1 3 3 2 1 |
Alveolus, Inflammation, Chronic | 2 2 2 1 3 1 1 2 1 1 2 2 1 1 1 2 2 1 2 1 1 1|
__________________________________________________________________________|
Nose | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Suppurative | 3 1 2 |
Thrombosis | 2 |
Olfactory Epithelium, Degeneration, | |
Hyaline | 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3|
Respiratory Epithelium, Degeneration,| |
Hyaline | 2 2 1 2 3 2 2 2 2 1 3 3 2 2 2 2 2 2 1 2 1 2 2 2 3|
__________________________________________________________________________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
SPECIAL SENSES SYSTEM | |
| |
__________________________________________________________________________|
Eye | |
Cataract | |
__________________________________________________________________________|
Harderian Gland | + |
__________________________________________________________________________|
Zymbal's Gland | |
_____________________________________________________________________________________________________________________|
URINARY SYSTEM | |
| |
__________________________________________________________________________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cyst | 2 |
Nephropathy | 3 1 2 3 2 2 1 2 2 2 2 1 2 1 1 1 2 2 2 3 2 2 2 |
Renal Tubule, Hyperplasia | |
__________________________________________________________________________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
Page 19
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 5| 6| 6| 5| 7| 7| 6| 7| 5| 6| 6| 7| 6| 7| |
DAY ON TEST | 0| 5| 3| 0| 2| 3| 3| 3| 3| 1| 8| 4| 6| 8| 4| 3| 3| 8| 3| 3| 9| 5| 3| 8| 3| |
| 6| 0| 7| 4| 9| 5| 5| 6| 6| 5| 3| 1| 5| 8| 1| 7| 7| 6| 7| 1| 2| 3| 6| 6| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| A |
30 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
ALIMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Colon | + + + + + + + + + A + + + + + + + A + + + + + + +| 48 |
__________________________________________________________________________|____________|
Intestine Large, Rectum | + + + A + + + + + A + + + + + + + A + + + + + + +| 46 |
__________________________________________________________________________|____________|
Intestine Large, Cecum | + + + A + + + + + A + + + + + + + A + + + + + + +| 47 |
__________________________________________________________________________|____________|
Intestine Small, Duodenum | + + + A + + + + + A + + + + + + + + + + + + + + +| 48 |
__________________________________________________________________________|____________|
Intestine Small, Jejunum | + + + A + + + + + A + + + + + + + A + + + + + + +| 47 |
__________________________________________________________________________|____________|
Intestine Small, Ileum | + + + A + + + + + A + + + + + + + A + + + + + + +| 47 |
Inflammation, Chronic Active | | 1 3.0|
__________________________________________________________________________|____________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Angiectasis | 1 2 3 | 4 1.8|
Basophilic Focus | X X X X X X X X X X X X X X X X X X X X| 43 |
Clear Cell Focus | X X X X X X| 11 |
Degeneration, Fatty | 3 4 1 1 3 2 3 | 13 1.8|
Eosinophilic Focus | X | 2 |
Hematopoietic Cell Proliferation | | 1 1.0|
Hepatodiaphragmatic Nodule | X X X X X | 9 |
Mixed Cell Focus | X X X X | 6 |
Necrosis | | 1 2.0|
Bile Duct, Hyperplasia | 1 1 3 2 1 | 12 1.6|
Centrilobular, Necrosis | 1 | 2 1.0|
__________________________________________________________________________|____________|
Mesentery | + + | 5 |
Artery, Inflammation, Chronic Active | | 1 3.0|
Fat, Necrosis | 3 2 | 4 2.5|
__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 2 2 2 2 1 1 2 2 1 | 15 1.4|
Basophilic Focus | X X| 2 |
Hyperplasia | | 1 2.0|
Artery, Inflammation | | 1 3.0|
__________________________________________________________________________|____________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | | 2 2.0|
__________________________________________________________________________|____________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia, Squamous | | 1 1.0|
Mineralization | 1 | 1 1.0|
Necrosis | 2 4 | 2 3.0|
__________________________________________________________________________|____________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Chronic Active | | 1 1.0|
Mineralization | 1 1 1 | 8 1.1|
Necrosis | 3 2 3 | 3 2.7|
__________________________________________________________________________|____________|
Tongue | | 1 |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 20
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 5| 6| 6| 5| 7| 7| 6| 7| 5| 6| 6| 7| 6| 7| |
DAY ON TEST | 0| 5| 3| 0| 2| 3| 3| 3| 3| 1| 8| 4| 6| 8| 4| 3| 3| 8| 3| 3| 9| 5| 3| 8| 3| |
| 6| 0| 7| 4| 9| 5| 5| 6| 6| 5| 3| 1| 5| 8| 1| 7| 7| 6| 7| 1| 2| 3| 6| 6| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| A |
30 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
ALIMENTARY SYSTEM - cont | | |
| | |
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cardiomyopathy | 2 1 2 1 2 1 1 1 1 2 1 1 2 2 1 1 1 1 2 2| 43 1.4|
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Degeneration, Cystic | 3 | 2 3.0|
Hyperplasia | 2 2 2 2 1 2 2 2 2 2 2 2 2 2| 26 1.9|
Hypertrophy | 2 3 2 | 8 2.1|
Vacuolization Cytoplasmic | 2 2 2 | 4 2.3|
__________________________________________________________________________|____________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 1 2 2 2 2 2 2 3 | 12 1.9|
__________________________________________________________________________|____________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Parathyroid Gland | + + + M + + + + + + + + + + + + + + + + + + + + +| 48 |
Hyperplasia | 2 | 1 2.0|
__________________________________________________________________________|____________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Pars Distalis, Cyst | 3 | 1 3.0|
Pars Distalis, Hyperplasia | 3 2 | 9 2.2|
__________________________________________________________________________|____________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
C-Cell, Hyperplasia | 1 1 2 1 3 2 2 2 2 2 2 2 1 1 1 1 4 2 2| 42 1.7|
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
| | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Clitoral Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 |
Hyperplasia | | 1 2.0|
Inflammation, Chronic Active | 3 2 2 | 4 2.8|
__________________________________________________________________________|____________|
Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cyst | 2 2 2 2| 7 2.0|
Hyperplasia, Tubular | | 1 4.0|
__________________________________________________________________________|____________|
Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Lymph Node | + | 2 |
Pancreatic, Hemorrhage | | 1 2.0|
Renal, Ectasia | | 1 2.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 21
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 5| 6| 6| 5| 7| 7| 6| 7| 5| 6| 6| 7| 6| 7| |
DAY ON TEST | 0| 5| 3| 0| 2| 3| 3| 3| 3| 1| 8| 4| 6| 8| 4| 3| 3| 8| 3| 3| 9| 5| 3| 8| 3| |
| 6| 0| 7| 4| 9| 5| 5| 6| 6| 5| 3| 1| 5| 8| 1| 7| 7| 6| 7| 1| 2| 3| 6| 6| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| A |
30 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
HEMATOPOIETIC SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Lymph Node, Bronchial | + + + + M + + M + + + + + M + + + + M + + + + + +| 37 |
__________________________________________________________________________|____________|
Lymph Node, Mandibular | + + + + + + + + + M + + + + + + + + + + + + + + +| 47 |
__________________________________________________________________________|____________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Lymph Node, Mediastinal | M + + + + + + + + + + + + + + + M + + + + + + M +| 43 |
__________________________________________________________________________|____________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Fibrosis | 2 2 3 3 | 5 2.6|
Hematopoietic Cell Proliferation | 2 3 | 6 2.8|
Hemorrhage | 2 | 1 2.0|
__________________________________________________________________________|____________|
Thymus | + + M + + + M + M + + + + + + + + + + + + + + + +| 47 |
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hyperplasia, Atypical | | 1 2.0|
__________________________________________________________________________|____________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Chronic Active | 2 2 | 2 2.0|
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Fibrous Osteodystrophy | 3 | 1 3.0|
Hyperostosis | | 1 3.0|
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Spinal Cord | | 1 |
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Larynx | + + + A + + + + + + + + + + + + + + + + + + + + +| 49 |
Epiglottis, Hyperplasia | 1 1 1| 5 1.0|
Epiglottis, Metaplasia, Squamous | 1 2 3 2 1 2 2 1 1 2 1 1 1 1 1 | 29 1.7|
__________________________________________________________________________|____________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Alveolar Epithelium, Hyperplasia | 1 1 4 2 1 3 1 | 12 1.9|
Alveolus, Inflammation, Chronic | 2 1 3 1 2 3 2 2 2 1 2 2 1 2 1 2 2 2 2 2 1| 43 1.7|
__________________________________________________________________________|____________|
Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Suppurative | 2 2 2 | 6 2.0|
Thrombosis | | 1 2.0|
Olfactory Epithelium, Degeneration, | | |
Hyaline | 3 3 3 3 3 3 3 3 3 3 3 2 3 3 3 3 3 3 3 3 3 3 3 3 3| 50 3.0|
Respiratory Epithelium, Degeneration,| | |
Hyaline | 1 2 2 2 2 2 2 2 1 2 2 2 2 2 1 2 2 2 2 2 2 2 2 1 2| 50 1.9|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 22
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 5| 6| 6| 5| 7| 7| 6| 7| 5| 6| 6| 7| 6| 7| |
DAY ON TEST | 0| 5| 3| 0| 2| 3| 3| 3| 3| 1| 8| 4| 6| 8| 4| 3| 3| 8| 3| 3| 9| 5| 3| 8| 3| |
| 6| 0| 7| 4| 9| 5| 5| 6| 6| 5| 3| 1| 5| 8| 1| 7| 7| 6| 7| 1| 2| 3| 6| 6| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| A |
30 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
RESPIRATORY SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Eye | + | 1 |
Cataract | 2 | 1 2.0|
__________________________________________________________________________|____________|
Harderian Gland | | 1 |
__________________________________________________________________________|____________|
Zymbal's Gland | + + | 2 |
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cyst | | 1 2.0|
Nephropathy | 2 2 2 2 2 2 3 2 2 2 2 2 2 1 2 2 2 3 2 2 2 3 4 3| 47 2.0|
Renal Tubule, Hyperplasia | 2 3 | 2 2.5|
__________________________________________________________________________|____________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 23
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 7| 5| 6| 7| 5| 7| 5| 5| 7| 6| 5| 5| 7| 7| 7| 5| 7| 7| 5| 7| 7| 7| 6| 7|
DAY ON TEST | 3| 3| 8| 6| 3| 6| 3| 3| 3| 3| 8| 8| 5| 3| 3| 3| 6| 2| 2| 2| 3| 3| 3| 1| 3|
| 6| 5| 3| 0| 6| 9| 5| 4| 8| 7| 8| 0| 5| 6| 5| 5| 0| 0| 1| 7| 7| 7| 6| 5| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|
100 | 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|
MG/M3 | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +|
Mineralization | 2 |
__________________________________________________________________________|
Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + A + + + + +|
Mineralization | 1 |
__________________________________________________________________________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Acute | |
__________________________________________________________________________|
Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + A + A + + + + +|
__________________________________________________________________________|
Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + A + + + + +|
__________________________________________________________________________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +|
Angiectasis | 2|
Basophilic Focus | X X X X X X X X X X X X X X X X X X|
Clear Cell Focus | X X X X |
Degeneration, Cystic | 1 |
Degeneration, Fatty | 2 2 2 3 2 3 1 2 2 3 1 1 |
Eosinophilic Focus | X X|
Hepatodiaphragmatic Nodule | X X X X X X |
Mixed Cell Focus | X X X X X|
Necrosis | 2 |
Vacuolization Cytoplasmic, Focal | 3 2 2 |
Bile Duct, Hyperplasia | 2 2 1 1 1 1 1 |
Centrilobular, Necrosis | 1 1 1 |
__________________________________________________________________________|
Mesentery | + + + + + + |
Fat, Necrosis | 2 2 3 2 3 3 |
__________________________________________________________________________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 2 1 2 1 2 4|
Basophilic Focus | X |
Hyperplasia | 2 1 1 |
Artery, Inflammation | |
__________________________________________________________________________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia, Squamous | 2 |
Mineralization | 1 1 1 2|
Necrosis | 2 3 1 4 |
__________________________________________________________________________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +|
Mineralization | 1 1 1 1 2|
Necrosis | 1 |
_____________________________________________________________________________________________________________________|
CARDIOVASCULAR SYSTEM | |
| |
__________________________________________________________________________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cardiomyopathy | 1 2 2 2 1 2 1 2 1 1 1 2 2 2 1 2 1 2 2 1 1 2|
Artery, Thrombosis | |
Atrium, Thrombosis | 3 1 |
_____________________________________________________________________________________________________________________|
Page 24
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 7| 5| 6| 7| 5| 7| 5| 5| 7| 6| 5| 5| 7| 7| 7| 5| 7| 7| 5| 7| 7| 7| 6| 7|
DAY ON TEST | 3| 3| 8| 6| 3| 6| 3| 3| 3| 3| 8| 8| 5| 3| 3| 3| 6| 2| 2| 2| 3| 3| 3| 1| 3|
| 6| 5| 3| 0| 6| 9| 5| 4| 8| 7| 8| 0| 5| 6| 5| 5| 0| 0| 1| 7| 7| 7| 6| 5| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|
100 | 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|
MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|
_____________________________________________________________________________________________________________________|
CARDIOVASCULAR SYSTEM - cont | |
| |
_____________________________________________________________________________________________________________________|
ENDOCRINE SYSTEM | |
| |
__________________________________________________________________________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +|
Degeneration, Cystic | |
Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 4|
Hypertrophy | 1 1 |
Necrosis | |
Vacuolization Cytoplasmic | 3 |
__________________________________________________________________________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 2 1 3|
__________________________________________________________________________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Parathyroid Gland | + + + + + + + + + + + + + + + + + + + M + + + + +|
Hyperplasia | 2 |
__________________________________________________________________________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Pars Distalis, Cyst | 3 |
Pars Distalis, Hyperplasia | 2 2 2 3 |
__________________________________________________________________________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
C-Cell, Hyperplasia | 1 2 1 2 1 1 1 1 1 1 2 2 2 2 1 1 2 3 1 2|
Follicular Cell, Hyperplasia | 1 |
_____________________________________________________________________________________________________________________|
GENERAL BODY SYSTEM | |
| |
None | |
_____________________________________________________________________________________________________________________|
GENITAL SYSTEM | |
| |
__________________________________________________________________________|
Clitoral Gland | + M + + + + + + + + M + + + + + + + + + + + + + +|
Cyst | 4 |
Inflammation, Chronic Active | 4 3|
__________________________________________________________________________|
Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cyst | 3 2 4|
__________________________________________________________________________|
Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Vagina | + |
_____________________________________________________________________________________________________________________|
HEMATOPOIETIC SYSTEM | |
| |
__________________________________________________________________________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node | + + |
__________________________________________________________________________|
Lymph Node, Bronchial | + + + M + + + + + + + + + + + + + M + + + M M M +|
__________________________________________________________________________|
Lymph Node, Mandibular | + + + + + + + M + + + + + + + + + + + + M M M + +|
__________________________________________________________________________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +|
Fibrosis | 2 2 |
Hematopoietic Cell Proliferation | |
Hemorrhage | |
__________________________________________________________________________|
Thymus | + + + M + + + + + + M + + + M + + + + + + + M + +|
_____________________________________________________________________________________________________________________|
Page 25
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 7| 5| 6| 7| 5| 7| 5| 5| 7| 6| 5| 5| 7| 7| 7| 5| 7| 7| 5| 7| 7| 7| 6| 7|
DAY ON TEST | 3| 3| 8| 6| 3| 6| 3| 3| 3| 3| 8| 8| 5| 3| 3| 3| 6| 2| 2| 2| 3| 3| 3| 1| 3|
| 6| 5| 3| 0| 6| 9| 5| 4| 8| 7| 8| 0| 5| 6| 5| 5| 0| 0| 1| 7| 7| 7| 6| 5| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|
100 | 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|
MG/M3 | 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 | |
| |
_____________________________________________________________________________________________________________________|
INTEGUMENTARY SYSTEM | |
| |
__________________________________________________________________________|
Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +|
Subcutaneous Tissue, Angiectasis | |
_____________________________________________________________________________________________________________________|
MUSCULOSKELETAL SYSTEM | |
| |
__________________________________________________________________________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperostosis | 4 1 2 4 |
__________________________________________________________________________|
Skeletal Muscle | |
_____________________________________________________________________________________________________________________|
NERVOUS SYSTEM | |
| |
__________________________________________________________________________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
RESPIRATORY SYSTEM | |
| |
__________________________________________________________________________|
Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +|
Epiglottis, Hyperplasia | |
Epiglottis, Metaplasia, Squamous | 2 3 3 2 3 2 1 1 1 4 1 1 1 3 3 2 1 2 2 2 3 2 1 2 1|
__________________________________________________________________________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +|
Alveolar Epithelium, Hyperplasia | 2 3 1 |
Alveolus, Inflammation, Chronic | 4 3 3 3 3 3 3 3 3 4 3 3 3 3 2 3 2 3 3 4 4 4 3 3|
Mediastinum, Thrombosis | |
__________________________________________________________________________|
Nose | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Suppurative | 1 1 |
Thrombosis | 1 2 2 4 |
Olfactory Epithelium, Degeneration, | |
Hyaline | 3 4 4 3 3 3 3 3 3 3 3 3 3 3 4 3 3 3 4 3 3 3 3 3 3|
Respiratory Epithelium, Degeneration,| |
Hyaline | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 2 2|
__________________________________________________________________________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
SPECIAL SENSES SYSTEM | |
| |
__________________________________________________________________________|
Eye | + |
Degeneration | 3 |
_____________________________________________________________________________________________________________________|
URINARY SYSTEM | |
| |
__________________________________________________________________________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +|
Nephropathy | 2 2 2 1 2 3 3 2 2 3 3 2 1 2 2 2 2 2 2 3 2 2 3 2 4|
Renal Tubule, Hyperplasia | 2 |
__________________________________________________________________________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +|
Transitional Epithelium, Hyperplasia | 4|
_____________________________________________________________________________________________________________________|
Page 26
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 6| 6| 5| 7| 6| 7| 7| 6| 6| 7| 6| 5| 6| 7| 6| |
DAY ON TEST | 3| 3| 1| 3| 8| 3| 3| 3| 3| 3| 5| 2| 8| 2| 9| 3| 3| 3| 1| 3| 6| 3| 7| 3| 4| |
| 6| 6| 9| 7| 0| 6| 6| 6| 5| 6| 2| 2| 1| 7| 8| 7| 7| 7| 8| 7| 7| 8| 3| 5| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A |
100 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
ALIMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + A + +| 48 |
__________________________________________________________________________|____________|
Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Mineralization | | 1 2.0|
__________________________________________________________________________|____________|
Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + A + +| 48 |
Mineralization | 1 2 | 3 1.3|
__________________________________________________________________________|____________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + A + +| 49 |
Inflammation, Acute | 3 | 1 3.0|
__________________________________________________________________________|____________|
Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + A + +| 47 |
__________________________________________________________________________|____________|
Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + A + +| 48 |
__________________________________________________________________________|____________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Angiectasis | 1 1 | 3 1.3|
Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X | 39 |
Clear Cell Focus | X X X | 7 |
Degeneration, Cystic | | 1 1.0|
Degeneration, Fatty | 2 1 2 1 2 1 | 18 1.8|
Eosinophilic Focus | X X | 4 |
Hepatodiaphragmatic Nodule | X X X | 9 |
Mixed Cell Focus | X X X X X X X | 12 |
Necrosis | | 1 2.0|
Vacuolization Cytoplasmic, Focal | 2 | 4 2.3|
Bile Duct, Hyperplasia | 1 1 1| 10 1.2|
Centrilobular, Necrosis | 1 | 4 1.0|
__________________________________________________________________________|____________|
Mesentery | + + | 8 |
Fat, Necrosis | 2 2 | 8 2.4|
__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 1 1 2 1 2 2 1 2 2 1 1 2 | 18 1.7|
Basophilic Focus | | 1 |
Hyperplasia | | 3 1.3|
Artery, Inflammation | 3 | 1 3.0|
__________________________________________________________________________|____________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia, Squamous | 3 | 2 2.5|
Mineralization | 1 | 5 1.2|
Necrosis | 3 4 3 2 | 8 2.8|
__________________________________________________________________________|____________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Mineralization | 2 | 6 1.3|
Necrosis | | 1 1.0|
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 27
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 6| 6| 5| 7| 6| 7| 7| 6| 6| 7| 6| 5| 6| 7| 6| |
DAY ON TEST | 3| 3| 1| 3| 8| 3| 3| 3| 3| 3| 5| 2| 8| 2| 9| 3| 3| 3| 1| 3| 6| 3| 7| 3| 4| |
| 6| 6| 9| 7| 0| 6| 6| 6| 5| 6| 2| 2| 1| 7| 8| 7| 7| 7| 8| 7| 7| 8| 3| 5| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A |
100 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
CARDIOVASCULAR SYSTEM - cont | | |
| | |
| | |
__________________________________________________________________________|____________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cardiomyopathy | 2 1 1 1 1 2 1 2 2 1 2 2 2 1 1 1 2 1 1 1 2 1 1 2 | 46 1.5|
Artery, Thrombosis | 2 | 1 2.0|
Atrium, Thrombosis | | 2 2.0|
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Degeneration, Cystic | 2 | 1 2.0|
Hyperplasia | 2 2 2 1 2 2 1 2 3 1 1 2 2| 25 2.0|
Hypertrophy | 3 2 1 2 3 2 | 8 1.9|
Necrosis | 3 | 1 3.0|
Vacuolization Cytoplasmic | 2 2 4 | 4 2.8|
__________________________________________________________________________|____________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 2 2 1 2 | 7 1.9|
__________________________________________________________________________|____________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Parathyroid Gland | + + + + + + + + + M + + + + + + + + + + + + + + +| 48 |
Hyperplasia | 3 | 2 2.5|
__________________________________________________________________________|____________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Pars Distalis, Cyst | | 1 3.0|
Pars Distalis, Hyperplasia | 3 2 1 3 | 8 2.3|
__________________________________________________________________________|____________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
C-Cell, Hyperplasia | 3 1 2 3 1 2 2 1 1 1 1 1 1 2 2 1 2 2 1 1 2| 41 1.5|
Follicular Cell, Hyperplasia | | 1 1.0|
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
| | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Clitoral Gland | + + + + + + + + + + + + + + + + + + + + + + + M +| 47 |
Cyst | | 1 4.0|
Inflammation, Chronic Active | 2| 3 3.0|
__________________________________________________________________________|____________|
Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cyst | 1 2 3 3| 7 2.6|
__________________________________________________________________________|____________|
Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Vagina | | 1 |
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 28
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 6| 6| 5| 7| 6| 7| 7| 6| 6| 7| 6| 5| 6| 7| 6| |
DAY ON TEST | 3| 3| 1| 3| 8| 3| 3| 3| 3| 3| 5| 2| 8| 2| 9| 3| 3| 3| 1| 3| 6| 3| 7| 3| 4| |
| 6| 6| 9| 7| 0| 6| 6| 6| 5| 6| 2| 2| 1| 7| 8| 7| 7| 7| 8| 7| 7| 8| 3| 5| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A |
100 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
HEMATOPOIETIC SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Lymph Node | | 2 |
__________________________________________________________________________|____________|
Lymph Node, Bronchial | + + + + M + + + + M + + + M + + + + + + + M + M +| 40 |
__________________________________________________________________________|____________|
Lymph Node, Mandibular | + M + + + + + + + M + + + + + + M + + + + + + + +| 43 |
__________________________________________________________________________|____________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Lymph Node, Mediastinal | + + + M + + + + + + + + + + + + M + + + + + + + +| 48 |
__________________________________________________________________________|____________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Fibrosis | | 2 2.0|
Hematopoietic Cell Proliferation | 3 3 | 2 3.0|
Hemorrhage | 2| 1 2.0|
__________________________________________________________________________|____________|
Thymus | + + + + + + + + + + + + + + + + + + + + + + + + +| 46 |
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Subcutaneous Tissue, Angiectasis | 4 | 1 4.0|
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperostosis | 2 4 3 3 3 | 9 2.9|
__________________________________________________________________________|____________|
Skeletal Muscle | + | 1 |
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Epiglottis, Hyperplasia | 1 | 1 1.0|
Epiglottis, Metaplasia, Squamous | 1 3 2 2 2 4 2 4 3 2 3 3 2 3 1 2 3 2 3 3 2 3 3 1| 49 2.2|
__________________________________________________________________________|____________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Alveolar Epithelium, Hyperplasia | 2 1 1 3 | 7 1.9|
Alveolus, Inflammation, Chronic | 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 3| 49 3.0|
Mediastinum, Thrombosis | 3 | 1 3.0|
__________________________________________________________________________|____________|
Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Suppurative | | 2 1.0|
Thrombosis | | 4 2.3|
Olfactory Epithelium, Degeneration, | | |
Hyaline | 3 3 4 3 3 3 3 3 3 3 3 3 3 3 4 3 4 3 4 3 3 3 3 3 4| 50 3.2|
Respiratory Epithelium, Degeneration,| | |
Hyaline | 2 2 2 2 2 2 2 1 2 2 2 2 2 1 2 2 2 2 2 2 3 2 2 2 2| 50 2.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 29
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 6| 6| 5| 7| 6| 7| 7| 6| 6| 7| 6| 5| 6| 7| 6| |
DAY ON TEST | 3| 3| 1| 3| 8| 3| 3| 3| 3| 3| 5| 2| 8| 2| 9| 3| 3| 3| 1| 3| 6| 3| 7| 3| 4| |
| 6| 6| 9| 7| 0| 6| 6| 6| 5| 6| 2| 2| 1| 7| 8| 7| 7| 7| 8| 7| 7| 8| 3| 5| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T |
ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A |
100 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
RESPIRATORY SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Eye | +| 2 |
Degeneration | 3| 2 3.0|
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Nephropathy | 4 3 2 3 3 3 2 3 2 2 2 3 2 3 2 4 2 2 1 2 1 2 3 3 1| 50 2.3|
Renal Tubule, Hyperplasia | | 1 2.0|
__________________________________________________________________________|____________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Transitional Epithelium, Hyperplasia | | 1 4.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 30
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 5| 5| 7| 6| 5| 6| 7| 6| 5| 7| 6| 5| 7| 6| 5| 7| 4| 6| 7| 6| 6| 6| 5| 7|
DAY ON TEST | 3| 4| 5| 3| 7| 4| 7| 3| 8| 8| 3| 0| 6| 3| 6| 2| 3| 8| 1| 3| 9| 2| 5| 2| 2|
| 5| 6| 3| 5| 4| 9| 8| 5| 8| 6| 5| 9| 8| 5| 5| 0| 5| 7| 7| 5| 3| 6| 3| 0| 1|
_____________________________________________________________________________________________________________________|
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
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 | + + + + + + + + + + + + + + + + + A + + + + + + +|
__________________________________________________________________________|
Intestine Large, Rectum | + + + + + + + + + + + + + + + + + A + + + + + + +|
__________________________________________________________________________|
Intestine Large, Cecum | + + + + + + + + + + + + A + + + + A + + + + + + +|
Mineralization | |
__________________________________________________________________________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + A + + + + + + +|
__________________________________________________________________________|
Intestine Small, Jejunum | + + + + + + + + + + + + A + + + + A + + + + + + +|
__________________________________________________________________________|
Intestine Small, Ileum | + + + + + + + + + + + + A + + + + A + + + + + + +|
__________________________________________________________________________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +|
Angiectasis | 1 2 |
Basophilic Focus | X X X X X X X X X|
Clear Cell Focus | X X X |
Degeneration, Cystic | 3 2 2 1 2 3 2 3 |
Degeneration, Fatty | 1 2 3 3 1 1|
Eosinophilic Focus | X X X |
Hepatodiaphragmatic Nodule | |
Mixed Cell Focus | X |
Vacuolization Cytoplasmic, Focal | 2 |
Bile Duct, Hyperplasia | 1 2 1 2 3 3 3 1 3 2 2 3 3 2 2 1 2 3 3 3 1 1 1 1|
Centrilobular, Necrosis | 2 2 1 1 2 2 4 2 1 1 2 4 |
__________________________________________________________________________|
Mesentery | + + + + + + |
Fat, Necrosis | 2 2 3 2 2 |
__________________________________________________________________________|
Oral Mucosa | |
__________________________________________________________________________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 2 2 1 2 1 2 2 1 3 2 3 2 1 2 1 2|
Basophilic Focus | |
Hyperplasia | 3 2 3 3 |
__________________________________________________________________________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 2 |
__________________________________________________________________________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +|
Mineralization | 1 1 |
Necrosis | 3 3 4 3 3 4 3 |
__________________________________________________________________________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +|
Mineralization | 1 3 |
Necrosis | 3 2 2 3 |
_____________________________________________________________________________________________________________________|
CARDIOVASCULAR SYSTEM | |
| |
__________________________________________________________________________|
Blood Vessel | + |
Aorta, Mineralization | 2 |
__________________________________________________________________________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cardiomyopathy | 3 2 2 2 3 2 2 2 2 1 2 1 2 1 2 2 3 2 2 2 2 2|
Artery, Mineralization | 2 |
Atrium, Thrombosis | 3 2 3 |
_____________________________________________________________________________________________________________________|
ENDOCRINE SYSTEM | |
_____________________________________________________________________________________________________________________|
Page 31
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 5| 5| 7| 6| 5| 6| 7| 6| 5| 7| 6| 5| 7| 6| 5| 7| 4| 6| 7| 6| 6| 6| 5| 7|
DAY ON TEST | 3| 4| 5| 3| 7| 4| 7| 3| 8| 8| 3| 0| 6| 3| 6| 2| 3| 8| 1| 3| 9| 2| 5| 2| 2|
| 5| 6| 3| 5| 4| 9| 8| 5| 8| 6| 5| 9| 8| 5| 5| 0| 5| 7| 7| 5| 3| 6| 3| 0| 1|
_____________________________________________________________________________________________________________________|
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
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 | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 2 1 1 2 2 2 2 2 3 2 1 2 1 2 3 2 2|
Hypertrophy | 2 2 1 |
Necrosis | 2 |
Vacuolization Cytoplasmic | 2 2 |
__________________________________________________________________________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 1 2 2 3 2 2 2 2 2 2 3 3 2 2 4 2|
Bilateral, Hyperplasia | |
__________________________________________________________________________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Parathyroid Gland | + M M + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 3 3 4 3 1 |
__________________________________________________________________________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Pars Distalis, Hyperplasia | 2 3 3 2 |
__________________________________________________________________________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
C-Cell, Hyperplasia | 1 2 1 1 1 1 1 2 1 1 1 1 1 2|
Follicular Cell, Hyperplasia | 1 |
_____________________________________________________________________________________________________________________|
GENERAL BODY SYSTEM | |
| |
__________________________________________________________________________|
Tissue NOS | |
_____________________________________________________________________________________________________________________|
GENITAL SYSTEM | |
| |
__________________________________________________________________________|
Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +|
Granuloma Sperm | 3 |
__________________________________________________________________________|
Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Chronic Active | 2 |
__________________________________________________________________________|
Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 1 |
Inflammation, Chronic Active | 3 |
__________________________________________________________________________|
Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Chronic Active | |
__________________________________________________________________________|
Testes | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 3 2 4 |
Artery, Inflammation, Chronic Active | |
Interstitial Cell, Hyperplasia | 1 2 1 2 |
_____________________________________________________________________________________________________________________|
HEMATOPOIETIC SYSTEM | |
| |
__________________________________________________________________________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node | + + + + + + + + + |
Renal, Hemorrhage | 1 1 |
__________________________________________________________________________|
Lymph Node, Bronchial | M + + + + + + M + + + + + + + + + + + + + + + + M|
__________________________________________________________________________|
Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +|
Infiltration Cellular, Plasma Cell | |
__________________________________________________________________________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
Page 32
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 5| 5| 7| 6| 5| 6| 7| 6| 5| 7| 6| 5| 7| 6| 5| 7| 4| 6| 7| 6| 6| 6| 5| 7|
DAY ON TEST | 3| 4| 5| 3| 7| 4| 7| 3| 8| 8| 3| 0| 6| 3| 6| 2| 3| 8| 1| 3| 9| 2| 5| 2| 2|
| 5| 6| 3| 5| 4| 9| 8| 5| 8| 6| 5| 9| 8| 5| 5| 0| 5| 7| 7| 5| 3| 6| 3| 0| 1|
_____________________________________________________________________________________________________________________|
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
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, Mediastinal | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hemorrhage | |
__________________________________________________________________________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +|
Fibrosis | 2 2 2 2 3 2 3 3 3 |
Necrosis | 2 |
__________________________________________________________________________|
Thymus | + + + + + + + + + M + + + + + M + + + + + + M + +|
Cyst | |
_____________________________________________________________________________________________________________________|
INTEGUMENTARY SYSTEM | |
| |
__________________________________________________________________________|
Mammary Gland | + + M + M M M + + + M M M + M M + + + + + + + M M|
Galactocele | 3 |
__________________________________________________________________________|
Skin | + + + + + + + I + + + + + + + + + + + + + + + + +|
Inflammation, Acute | |
Inflammation, Chronic Active | 3 3 |
_____________________________________________________________________________________________________________________|
MUSCULOSKELETAL SYSTEM | |
| |
__________________________________________________________________________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +|
Fibrous Osteodystrophy | 3 |
Hyperostosis | |
_____________________________________________________________________________________________________________________|
NERVOUS SYSTEM | |
| |
__________________________________________________________________________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
RESPIRATORY SYSTEM | |
| |
__________________________________________________________________________|
Larynx | + + + + + + + + + + + + A + + + + + + + + + + + +|
Hyperplasia | 2 2 |
Inflammation, Chronic | |
Metaplasia, Squamous | |
Epiglottis, Hyperplasia | 1 |
__________________________________________________________________________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +|
Foreign Body | |
Inflammation, Granulomatous | |
Metaplasia, Osseous | |
Mineralization | 2 |
Thrombosis | 3 |
Alveolar Epithelium, Hyperplasia | 2 |
Alveolus, Inflammation, Chronic | 1 |
Artery, Mediastinum, Mineralization | 2 |
__________________________________________________________________________|
Nose | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Suppurative | 2 3 2 2 2|
Thrombosis | 2 2 3 4 3 4 4 |
Olfactory Epithelium, Degeneration, | |
Hyaline | 1 1 1 1 1 1 1 1 2 1 1 1 1 2 1 1 1 1 1 1 1 1 1|
Olfactory Epithelium, Metaplasia, | |
_____________________________________________________________________________________________________________________|
Page 33
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 7| 5| 5| 7| 6| 5| 6| 7| 6| 5| 7| 6| 5| 7| 6| 5| 7| 4| 6| 7| 6| 6| 6| 5| 7|
DAY ON TEST | 3| 4| 5| 3| 7| 4| 7| 3| 8| 8| 3| 0| 6| 3| 6| 2| 3| 8| 1| 3| 9| 2| 5| 2| 2|
| 5| 6| 3| 5| 4| 9| 8| 5| 8| 6| 5| 9| 8| 5| 5| 0| 5| 7| 7| 5| 3| 6| 3| 0| 1|
_____________________________________________________________________________________________________________________|
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
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 | |
| |
Focal | |
Respiratory Epithelium, Degeneration,| |
Hyaline | 1 1 |
Respiratory Epithelium, Metaplasia, | |
Squamous | 1 |
__________________________________________________________________________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
SPECIAL SENSES SYSTEM | |
| |
__________________________________________________________________________|
Eye | + |
Cataract | 1 |
Degeneration | |
__________________________________________________________________________|
Zymbal's Gland | + + |
_____________________________________________________________________________________________________________________|
URINARY SYSTEM | |
| |
__________________________________________________________________________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +|
Fibrosis, Focal | |
Infarct | 2 |
Nephropathy | 4 2 2 4 3 2 3 3 4 3 3 2 2 4 3 2 4 2 2 4 4 2 4 2 4|
Pelvis, Inflammation, Acute | |
Renal Tubule, Hyperplasia | 2 4 1 3 |
Transitional Epithelium, Hyperplasia | |
__________________________________________________________________________|
Ureter | + |
__________________________________________________________________________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hemorrhage | 2 |
Transitional Epithelium, Hyperplasia | |
_____________________________________________________________________________________________________________________|
Page 34
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 6| 7| 7| 7| 5| 4| 7| 4| 6| 7| 7| 7| 6| 5| 7| 4| 7| 5| 6| 4| 7| 7| 7| 6| 7| |
DAY ON TEST | 3| 3| 3| 3| 8| 1| 3| 9| 2| 3| 3| 2| 5| 5| 3| 3| 1| 8| 0| 2| 3| 3| 3| 4| 1| |
| 1| 5| 7| 6| 1| 3| 5| 5| 9| 5| 6| 9| 5| 9| 7| 6| 5| 1| 6| 5| 5| 6| 6| 3| 2| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A |
CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
ALIMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 |
Mineralization | 2 | 1 2.0|
__________________________________________________________________________|____________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 |
__________________________________________________________________________|____________|
Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 |
__________________________________________________________________________|____________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Angiectasis | 1 | 3 1.3|
Basophilic Focus | X X X X X X X X X X X X| 21 |
Clear Cell Focus | X X | 5 |
Degeneration, Cystic | 1 1 2 3 2 3 2 3 2| 17 2.2|
Degeneration, Fatty | 3 2 3 2 3 1 1 3 2| 15 2.1|
Eosinophilic Focus | X | 4 |
Hepatodiaphragmatic Nodule | X | 1 |
Mixed Cell Focus | X X X X | 5 |
Vacuolization Cytoplasmic, Focal | 2 | 2 2.0|
Bile Duct, Hyperplasia | 1 2 2 2 2 2 1 1 3 3 3 2 1 3 1 2 3 1 2 2 2 3| 46 2.0|
Centrilobular, Necrosis | 1 2 | 14 1.9|
__________________________________________________________________________|____________|
Mesentery | + + + + | 10 |
Fat, Necrosis | 2 2 2 3 | 9 2.2|
__________________________________________________________________________|____________|
Oral Mucosa | + | 1 |
__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 2 2 1 2 3 3 1 2 1 1 2 2 2 2 3 3| 32 1.9|
Basophilic Focus | X | 1 |
Hyperplasia | 3 2 | 6 2.7|
__________________________________________________________________________|____________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 1 | 2 1.5|
__________________________________________________________________________|____________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Mineralization | 1 | 3 1.0|
Necrosis | 4 4 2 3| 11 3.3|
__________________________________________________________________________|____________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Mineralization | 1 1 1 | 5 1.4|
Necrosis | 2 3 3 | 7 2.6|
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Blood Vessel | | 1 |
Aorta, Mineralization | | 1 2.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 35
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 6| 7| 7| 7| 5| 4| 7| 4| 6| 7| 7| 7| 6| 5| 7| 4| 7| 5| 6| 4| 7| 7| 7| 6| 7| |
DAY ON TEST | 3| 3| 3| 3| 8| 1| 3| 9| 2| 3| 3| 2| 5| 5| 3| 3| 1| 8| 0| 2| 3| 3| 3| 4| 1| |
| 1| 5| 7| 6| 1| 3| 5| 5| 9| 5| 6| 9| 5| 9| 7| 6| 5| 1| 6| 5| 5| 6| 6| 3| 2| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A |
CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
CARDIOVASCULAR SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cardiomyopathy | 2 3 2 3 2 1 2 1 2 1 3 3 2 2 1 2 1 1 3 2 2 2| 44 2.0|
Artery, Mineralization | | 1 2.0|
Atrium, Thrombosis | 2 4 | 5 2.8|
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 1 2 2 1 2 1 2 2 2 2 2 3 2 1 3 2 1 2| 35 1.9|
Hypertrophy | 2 2 | 5 1.8|
Necrosis | | 1 2.0|
Vacuolization Cytoplasmic | 2 2 | 4 2.0|
__________________________________________________________________________|____________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 1 2 3| 31 2.1|
Bilateral, Hyperplasia | 2 | 1 2.0|
__________________________________________________________________________|____________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Parathyroid Gland | + + + + + + + + + M + + + + + + + + + + + + + + +| 47 |
Hyperplasia | 2 2 2 2 1 2 | 11 2.3|
__________________________________________________________________________|____________|
Pituitary Gland | + + + + + + + + M + + + + + + + + + + + + + + + +| 49 |
Pars Distalis, Hyperplasia | 2 2 3 | 7 2.4|
__________________________________________________________________________|____________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
C-Cell, Hyperplasia | 1 2 1 2 1 1 1 1 2 2 1 1 1 1 2 1 2 1 2 2 1| 35 1.3|
Follicular Cell, Hyperplasia | 2 | 2 1.5|
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Tissue NOS | + | 1 |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Granuloma Sperm | | 1 3.0|
__________________________________________________________________________|____________|
Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Chronic Active | | 1 2.0|
__________________________________________________________________________|____________|
Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 2 1 2 2 2 | 6 1.7|
Inflammation, Chronic Active | 2 3 3| 4 2.8|
__________________________________________________________________________|____________|
Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Chronic Active | 3| 1 3.0|
__________________________________________________________________________|____________|
Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 2 3 3 | 6 2.8|
Artery, Inflammation, Chronic Active | 2 3 | 2 2.5|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 36
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 6| 7| 7| 7| 5| 4| 7| 4| 6| 7| 7| 7| 6| 5| 7| 4| 7| 5| 6| 4| 7| 7| 7| 6| 7| |
DAY ON TEST | 3| 3| 3| 3| 8| 1| 3| 9| 2| 3| 3| 2| 5| 5| 3| 3| 1| 8| 0| 2| 3| 3| 3| 4| 1| |
| 1| 5| 7| 6| 1| 3| 5| 5| 9| 5| 6| 9| 5| 9| 7| 6| 5| 1| 6| 5| 5| 6| 6| 3| 2| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A |
CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
GENITAL SYSTEM - cont | | |
| | |
Interstitial Cell, Hyperplasia | 1 1 1 | 7 1.3|
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Lymph Node | + + + + + + +| 16 |
Renal, Hemorrhage | 2 | 3 1.3|
__________________________________________________________________________|____________|
Lymph Node, Bronchial | + + M + + + + + + + M + + + + + + + + + + + + + +| 45 |
__________________________________________________________________________|____________|
Lymph Node, Mandibular | + + + + + + + + + + + M + + + + + + + + + + + M +| 48 |
Infiltration Cellular, Plasma Cell | 4 | 1 4.0|
__________________________________________________________________________|____________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + M + + + + M + + +| 48 |
Hemorrhage | 2 | 1 2.0|
__________________________________________________________________________|____________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Fibrosis | 2 2 2 2 2 2| 15 2.3|
Necrosis | | 1 2.0|
__________________________________________________________________________|____________|
Thymus | M + + + M + + + + + + + + + + + + + + + + + + + +| 45 |
Cyst | 2 | 1 2.0|
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Mammary Gland | + + + + M M + M + + M M M + + + + + M + M + + + M| 30 |
Galactocele | 3 3 | 3 3.0|
__________________________________________________________________________|____________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Inflammation, Acute | 2 | 1 2.0|
Inflammation, Chronic Active | 2 | 3 2.7|
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Fibrous Osteodystrophy | 1 | 2 2.0|
Hyperostosis | 2 | 1 2.0|
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hyperplasia | | 2 2.0|
Inflammation, Chronic | 2 | 1 2.0|
Metaplasia, Squamous | 2 | 1 2.0|
Epiglottis, Hyperplasia | 2 1 1 1 2 1 1 | 8 1.3|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 37
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 6| 7| 7| 7| 5| 4| 7| 4| 6| 7| 7| 7| 6| 5| 7| 4| 7| 5| 6| 4| 7| 7| 7| 6| 7| |
DAY ON TEST | 3| 3| 3| 3| 8| 1| 3| 9| 2| 3| 3| 2| 5| 5| 3| 3| 1| 8| 0| 2| 3| 3| 3| 4| 1| |
| 1| 5| 7| 6| 1| 3| 5| 5| 9| 5| 6| 9| 5| 9| 7| 6| 5| 1| 6| 5| 5| 6| 6| 3| 2| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A |
CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
RESPIRATORY SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Foreign Body | X | 1 |
Inflammation, Granulomatous | 2 | 1 2.0|
Metaplasia, Osseous | 1 | 1 1.0|
Mineralization | | 1 2.0|
Thrombosis | 2 | 2 2.5|
Alveolar Epithelium, Hyperplasia | 2 2 1 2 2 3| 7 2.0|
Alveolus, Inflammation, Chronic | 1 | 2 1.0|
Artery, Mediastinum, Mineralization | | 1 2.0|
__________________________________________________________________________|____________|
Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Suppurative | 2 1 | 7 2.0|
Thrombosis | 1 2 1 2 4 3 3| 14 2.7|
Olfactory Epithelium, Degeneration, | | |
Hyaline | 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 2| 46 1.1|
Olfactory Epithelium, Metaplasia, | | |
Focal | 2 | 1 2.0|
Respiratory Epithelium, Degeneration,| | |
Hyaline | | 2 1.0|
Respiratory Epithelium, Metaplasia, | | |
Squamous | | 1 1.0|
__________________________________________________________________________|____________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Eye | + | 2 |
Cataract | | 1 1.0|
Degeneration | 2 | 1 2.0|
__________________________________________________________________________|____________|
Zymbal's Gland | | 2 |
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Fibrosis, Focal | 4| 1 4.0|
Infarct | | 1 2.0|
Nephropathy | 4 4 4 4 3 2 3 4 2 4 4 4 3 2 4 2 4 3 2 2 3 4 3 4 4| 50 3.1|
Pelvis, Inflammation, Acute | 2 | 1 2.0|
Renal Tubule, Hyperplasia | 2 2 | 6 2.3|
Transitional Epithelium, Hyperplasia | 2 2 1| 3 1.7|
__________________________________________________________________________|____________|
Ureter | | 1 |
__________________________________________________________________________|____________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hemorrhage | | 1 2.0|
Transitional Epithelium, Hyperplasia | 2 | 1 2.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 38
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 7| 5| 5| 5| 7| 5| 6| 2| 7| 4| 6| 7| 5| 7| 6| 5| 7| 4| 7| 7| 7| 7|
DAY ON TEST | 6| 8| 3| 3| 7| 0| 7| 3| 8| 2| 7| 1| 0| 0| 2| 6| 3| 1| 5| 3| 8| 3| 3| 3| 3|
| 0| 8| 5| 0| 1| 9| 4| 5| 1| 9| 4| 6| 8| 7| 7| 9| 5| 7| 3| 5| 5| 5| 5| 5| 5|
_____________________________________________________________________________________________________________________|
| 0| 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|
10 MG/M3 | 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 | + + + + + + + + + + + + A + + + + + + + + + + + +|
Mineralization | 2 |
__________________________________________________________________________|
Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +|
Mineralization | 2 |
__________________________________________________________________________|
Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Chronic Active | 3 |
Mineralization | 2 |
__________________________________________________________________________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +|
Angiectasis | 2 1 1 |
Basophilic Focus | X X X X X X X X X X X X|
Clear Cell Focus | X X X X |
Cyst | 2 |
Degeneration, Cystic | 3 2 2 3 2 3 3 2|
Degeneration, Fatty | 1 2 2 2 1 3 2 1|
Eosinophilic Focus | X X X X|
Hematopoietic Cell Proliferation | |
Mixed Cell Focus | X X X |
Vacuolization Cytoplasmic, Focal | 3 |
Bile Duct, Hyperplasia | 3 3 2 3 2 2 1 2 2 3 2 1 3 2 2 2 1 2 1|
Centrilobular, Necrosis | 2 2 2 2 1 |
__________________________________________________________________________|
Mesentery | + + + + |
Inflammation, Acute | |
Artery, Mineralization | 3 |
Fat, Hemorrhage | |
Fat, Necrosis | 2 3 2 |
__________________________________________________________________________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 2 2 2 3 1 2 3 3 1 2 2 4 1|
Hyperplasia | 2 |
__________________________________________________________________________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +|
Artery, Mineralization | 3 |
__________________________________________________________________________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Acute | 1 |
Mineralization | 3 1 |
Necrosis | 2 |
__________________________________________________________________________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +|
Mineralization | 3 1 |
Necrosis | 1 3 |
__________________________________________________________________________|
Tooth | |
Developmental Malformation | |
Inflammation, Chronic Active | |
_____________________________________________________________________________________________________________________|
Page 39
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 7| 5| 5| 5| 7| 5| 6| 2| 7| 4| 6| 7| 5| 7| 6| 5| 7| 4| 7| 7| 7| 7|
DAY ON TEST | 6| 8| 3| 3| 7| 0| 7| 3| 8| 2| 7| 1| 0| 0| 2| 6| 3| 1| 5| 3| 8| 3| 3| 3| 3|
| 0| 8| 5| 0| 1| 9| 4| 5| 1| 9| 4| 6| 8| 7| 7| 9| 5| 7| 3| 5| 5| 5| 5| 5| 5|
_____________________________________________________________________________________________________________________|
| 0| 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|
10 MG/M3 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|
_____________________________________________________________________________________________________________________|
ALIMENTARY SYSTEM - cont | |
| |
_____________________________________________________________________________________________________________________|
CARDIOVASCULAR SYSTEM | |
| |
__________________________________________________________________________|
Blood Vessel | + |
Aorta, Mineralization | 4 |
__________________________________________________________________________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cardiomyopathy | 1 3 2 2 2 3 2 2 2 3 2 2 2 3 2 2 1 2 2|
Artery, Mineralization | 4 |
Atrium, Thrombosis | 1 3 |
_____________________________________________________________________________________________________________________|
ENDOCRINE SYSTEM | |
| |
__________________________________________________________________________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 2 2 2 2 1 2 1 2|
Hypertrophy | 2 1 1 1 |
Necrosis | |
Vacuolization Cytoplasmic | |
__________________________________________________________________________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 3 2 2 1 1 2 2 2 2 2 2 2 2|
Bilateral, Hyperplasia | 4 2 |
__________________________________________________________________________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 2 3 |
__________________________________________________________________________|
Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 2 4 2 2 2|
__________________________________________________________________________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Pars Distalis, Hyperplasia | 2 |
__________________________________________________________________________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
C-Cell, Hyperplasia | 2 1 1 2 2 1 1 2 1 1 2 1 1 1 1 1|
_____________________________________________________________________________________________________________________|
GENERAL BODY SYSTEM | |
| |
None | |
_____________________________________________________________________________________________________________________|
GENITAL SYSTEM | |
| |
__________________________________________________________________________|
Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +|
Granuloma Sperm | 3 |
__________________________________________________________________________|
Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Chronic Active | 4 |
__________________________________________________________________________|
Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 1 1 1 |
Inflammation, Chronic Active | 2 |
__________________________________________________________________________|
Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +|
Mineralization | 2 |
__________________________________________________________________________|
Testes | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 3 3 |
Artery, Inflammation, Chronic Active | 2 2 |
Interstitial Cell, Hyperplasia | 1 1 1 |
_____________________________________________________________________________________________________________________|
Page 40
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 7| 5| 5| 5| 7| 5| 6| 2| 7| 4| 6| 7| 5| 7| 6| 5| 7| 4| 7| 7| 7| 7|
DAY ON TEST | 6| 8| 3| 3| 7| 0| 7| 3| 8| 2| 7| 1| 0| 0| 2| 6| 3| 1| 5| 3| 8| 3| 3| 3| 3|
| 0| 8| 5| 0| 1| 9| 4| 5| 1| 9| 4| 6| 8| 7| 7| 9| 5| 7| 3| 5| 5| 5| 5| 5| 5|
_____________________________________________________________________________________________________________________|
| 0| 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|
10 MG/M3 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|
_____________________________________________________________________________________________________________________|
GENITAL SYSTEM - cont | |
| |
_____________________________________________________________________________________________________________________|
HEMATOPOIETIC SYSTEM | |
| |
__________________________________________________________________________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +|
Myelofibrosis | 4 |
Necrosis | |
__________________________________________________________________________|
Lymph Node | + + + + + + |
Iliac, Ectasia | 3 |
Renal, Hemorrhage | |
__________________________________________________________________________|
Lymph Node, Bronchial | + + + M + + + + + + + + + + + + + + + + + + + + M|
__________________________________________________________________________|
Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +|
Infiltration Cellular, Plasma Cell | |
__________________________________________________________________________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +|
Ectasia | 4 |
__________________________________________________________________________|
Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + + + + + M + + + +|
Hemorrhage | 2 |
__________________________________________________________________________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +|
Accessory Spleen | X |
Fibrosis | 3 2 1 3 2 2 2 |
Hematopoietic Cell Proliferation | |
Hemorrhage | |
Necrosis | |
__________________________________________________________________________|
Thymus | + + + + + + + + + + + M + + + + + + + + + + + + M|
Hemorrhage | 3 |
_____________________________________________________________________________________________________________________|
INTEGUMENTARY SYSTEM | |
| |
__________________________________________________________________________|
Mammary Gland | M M + M M + M + + + M I + M + + + + + + M + + + +|
Galactocele | 3 |
__________________________________________________________________________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperkeratosis | 3 3 |
Inflammation, Acute | 2 4 |
Inflammation, Chronic Active | 2 1 3 3 3 2 3 |
Inflammation, Granulomatous | |
_____________________________________________________________________________________________________________________|
MUSCULOSKELETAL SYSTEM | |
| |
__________________________________________________________________________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +|
Fibrous Osteodystrophy | 4 |
Hyperostosis | 2 |
__________________________________________________________________________|
Skeletal Muscle | + |
Mineralization | 4 |
_____________________________________________________________________________________________________________________|
NERVOUS SYSTEM | |
| |
__________________________________________________________________________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hemorrhage | 3 |
_____________________________________________________________________________________________________________________|
RESPIRATORY SYSTEM | |
_____________________________________________________________________________________________________________________|
Page 41
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 7| 5| 5| 5| 7| 5| 6| 2| 7| 4| 6| 7| 5| 7| 6| 5| 7| 4| 7| 7| 7| 7|
DAY ON TEST | 6| 8| 3| 3| 7| 0| 7| 3| 8| 2| 7| 1| 0| 0| 2| 6| 3| 1| 5| 3| 8| 3| 3| 3| 3|
| 0| 8| 5| 0| 1| 9| 4| 5| 1| 9| 4| 6| 8| 7| 7| 9| 5| 7| 3| 5| 5| 5| 5| 5| 5|
_____________________________________________________________________________________________________________________|
| 0| 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|
10 MG/M3 | 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 | |
| |
| |
__________________________________________________________________________|
Larynx | + + + + + + + + + + + + A + + + + + + + + + + + +|
Hyperplasia | |
Mineralization | 3 |
Epiglottis, Hyperplasia | 1 1 |
Epiglottis, Metaplasia, Squamous | 2 2 1 1 2|
__________________________________________________________________________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hemorrhage | |
Mineralization | 4 |
Thrombosis | 2 2 |
Alveolar Epithelium, Hyperplasia | 2 2 2 2 |
Alveolar Epithelium, Inflammation, | |
Chronic | 1 |
Alveolus, Infiltration Cellular, | |
Histiocyte | |
Alveolus, Inflammation, Chronic | 1 1 |
Artery, Mediastinum, Inflammation | 2 |
Artery, Mediastinum, Mineralization | 4 |
__________________________________________________________________________|
Nose | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Suppurative | 3 3 |
Thrombosis | 3 3 |
Olfactory Epithelium, Degeneration, | |
Hyaline | 1 1 1 1 2 1 2 2 2 2 2 1 1 1 2 1 1 1 2|
Respiratory Epithelium, Degeneration,| |
Hyaline | 1 1 1 1|
__________________________________________________________________________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +|
Mineralization | 3 |
_____________________________________________________________________________________________________________________|
SPECIAL SENSES SYSTEM | |
| |
__________________________________________________________________________|
Eye | + |
Degeneration | 3 |
_____________________________________________________________________________________________________________________|
URINARY SYSTEM | |
| |
__________________________________________________________________________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +|
Infarct | 3 |
Mineralization | 4 |
Nephropathy | 3 2 4 2 2 2 2 3 2 4 1 3 3 4 4 4 3 2 4 2 4 4 4 4|
Renal Tubule, Hyperplasia | 3 4|
Renal Tubule, Necrosis | |
Transitional Epithelium, Hyperplasia | 2 |
__________________________________________________________________________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Acute | |
Mineralization | |
_____________________________________________________________________________________________________________________|
Page 42
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 5| 4| 7| 5| 5| 6| 6| 5| 5| 7| 5| 5| 4| 6| 6| 5| 6| 6| 7| 6| 4| 6| 5| 6| 6| |
DAY ON TEST | 3| 7| 3| 2| 2| 5| 7| 9| 5| 1| 0| 5| 3| 1| 4| 8| 9| 2| 3| 9| 6| 6| 5| 8| 3| |
| 4| 3| 5| 0| 0| 3| 5| 0| 3| 6| 1| 3| 6| 0| 9| 1| 3| 2| 5| 2| 9| 5| 3| 4| 4| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A |
10 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
ALIMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Colon | A A + + + + A + + + + + + + + + + + + + + + + + +| 46 |
Mineralization | | 1 2.0|
__________________________________________________________________________|____________|
Intestine Large, Rectum | A + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Large, Cecum | A A + + + + A + + + + + + + + + + + + + + + + + +| 47 |
__________________________________________________________________________|____________|
Intestine Small, Duodenum | + A + + + + A + + + + + + + + + + + + + + + + + +| 48 |
Mineralization | | 1 2.0|
__________________________________________________________________________|____________|
Intestine Small, Jejunum | A A + + + + + + + + + + + + + + + + + + + + + + +| 48 |
__________________________________________________________________________|____________|
Intestine Small, Ileum | A A + + + + A + + + + + + + + + + + + + + + + + +| 47 |
Inflammation, Chronic Active | | 1 3.0|
Mineralization | | 1 2.0|
__________________________________________________________________________|____________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Angiectasis | 3 3 2 | 6 2.0|
Basophilic Focus | X X X X X X X X X| 21 |
Clear Cell Focus | | 4 |
Cyst | | 1 2.0|
Degeneration, Cystic | 3 1 2 2 2 4 2 3 | 16 2.4|
Degeneration, Fatty | 1 2 2 2 3 1 1 | 15 1.7|
Eosinophilic Focus | X X X X | 8 |
Hematopoietic Cell Proliferation | 2 | 1 2.0|
Mixed Cell Focus | | 3 |
Vacuolization Cytoplasmic, Focal | | 1 3.0|
Bile Duct, Hyperplasia | 1 3 2 2 2 2 3 3 3 2 2 3 3 1 1 3| 35 2.1|
Centrilobular, Necrosis | 2 2 1 1 2 2| 11 1.7|
__________________________________________________________________________|____________|
Mesentery | + + + + + | 9 |
Inflammation, Acute | 3 | 1 3.0|
Artery, Mineralization | | 1 3.0|
Fat, Hemorrhage | 2 | 1 2.0|
Fat, Necrosis | 2 3 3 | 6 2.5|
__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 1 1 3 3 2 1 1 2 1 1 1 1 1 2 3| 28 1.9|
Hyperplasia | 3 | 2 2.5|
__________________________________________________________________________|____________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Artery, Mineralization | | 1 3.0|
__________________________________________________________________________|____________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Acute | | 1 1.0|
Mineralization | 1 1 | 4 1.5|
Necrosis | 2 1 4 | 4 2.3|
__________________________________________________________________________|____________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 43
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 5| 4| 7| 5| 5| 6| 6| 5| 5| 7| 5| 5| 4| 6| 6| 5| 6| 6| 7| 6| 4| 6| 5| 6| 6| |
DAY ON TEST | 3| 7| 3| 2| 2| 5| 7| 9| 5| 1| 0| 5| 3| 1| 4| 8| 9| 2| 3| 9| 6| 6| 5| 8| 3| |
| 4| 3| 5| 0| 0| 3| 5| 0| 3| 6| 1| 3| 6| 0| 9| 1| 3| 2| 5| 2| 9| 5| 3| 4| 4| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A |
10 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
ALIMENTARY SYSTEM - cont | | |
| | |
Mineralization | 2 2 1 4 1 | 7 2.0|
Necrosis | 3 3 2 3| 6 2.5|
__________________________________________________________________________|____________|
Tooth | + + | 2 |
Developmental Malformation | X | 1 |
Inflammation, Chronic Active | 3 | 1 3.0|
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Blood Vessel | + | 2 |
Aorta, Mineralization | 3 | 2 3.5|
__________________________________________________________________________|____________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cardiomyopathy | 3 2 3 3 1 2 3 2 2 3 3 1 2 3 2 2 2 2 2| 38 2.2|
Artery, Mineralization | 3 | 2 3.5|
Atrium, Thrombosis | 2 2 4 1 3| 7 2.3|
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 1 2 2 2 2 2 2 2 2 2 2| 19 1.8|
Hypertrophy | 2 3 | 6 1.7|
Necrosis | 2 | 1 2.0|
Vacuolization Cytoplasmic | 2 3 | 2 2.5|
__________________________________________________________________________|____________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 2 1 2 2 1 2 2 3 2 3 2 2| 25 2.0|
Bilateral, Hyperplasia | | 2 3.0|
__________________________________________________________________________|____________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 2 | 3 2.3|
__________________________________________________________________________|____________|
Parathyroid Gland | + M + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hyperplasia | 2 2 3 2 | 9 2.3|
__________________________________________________________________________|____________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Pars Distalis, Hyperplasia | 2 2 2 2 2 3 | 7 2.1|
__________________________________________________________________________|____________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
C-Cell, Hyperplasia | 2 1 3 2 1 1 1 1 1 1 1 3 2| 29 1.4|
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
| | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Granuloma Sperm | | 1 3.0|
__________________________________________________________________________|____________|
Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 44
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 5| 4| 7| 5| 5| 6| 6| 5| 5| 7| 5| 5| 4| 6| 6| 5| 6| 6| 7| 6| 4| 6| 5| 6| 6| |
DAY ON TEST | 3| 7| 3| 2| 2| 5| 7| 9| 5| 1| 0| 5| 3| 1| 4| 8| 9| 2| 3| 9| 6| 6| 5| 8| 3| |
| 4| 3| 5| 0| 0| 3| 5| 0| 3| 6| 1| 3| 6| 0| 9| 1| 3| 2| 5| 2| 9| 5| 3| 4| 4| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A |
10 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
GENITAL SYSTEM - cont | | |
| | |
Inflammation, Chronic Active | 4 2 2 | 4 3.0|
__________________________________________________________________________|____________|
Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 2 3 2 | 6 1.7|
Inflammation, Chronic Active | 4 4 3 3 | 5 3.2|
__________________________________________________________________________|____________|
Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Mineralization | | 1 2.0|
__________________________________________________________________________|____________|
Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 4 3 | 4 3.3|
Artery, Inflammation, Chronic Active | 2 2 | 4 2.0|
Interstitial Cell, Hyperplasia | 2 1 2 1 | 7 1.3|
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Myelofibrosis | | 1 4.0|
Necrosis | 2 | 1 2.0|
__________________________________________________________________________|____________|
Lymph Node | + + + + + + + + + + + | 17 |
Iliac, Ectasia | | 1 3.0|
Renal, Hemorrhage | 2 | 1 2.0|
__________________________________________________________________________|____________|
Lymph Node, Bronchial | + + + + + + + + + + + + + + + M M + + + + M + + +| 45 |
__________________________________________________________________________|____________|
Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + M M| 48 |
Infiltration Cellular, Plasma Cell | 4 4 4 | 3 4.0|
__________________________________________________________________________|____________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Ectasia | 2 | 2 3.0|
__________________________________________________________________________|____________|
Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hemorrhage | | 1 2.0|
__________________________________________________________________________|____________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Accessory Spleen | | 1 |
Fibrosis | 2 3 3 2 3 3 | 13 2.4|
Hematopoietic Cell Proliferation | 4 | 1 4.0|
Hemorrhage | 4 3 | 2 3.5|
Necrosis | 2 3 | 2 2.5|
__________________________________________________________________________|____________|
Thymus | M + + + + + + + + + + + + + + + + + + + M + M + +| 45 |
Hemorrhage | | 1 3.0|
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Mammary Gland | M + M + M + + M M M + M M M M + M M + M M + M M +| 25 |
Galactocele | 3 3 | 3 3.0|
__________________________________________________________________________|____________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperkeratosis | 4 | 3 3.3|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 45
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 5| 4| 7| 5| 5| 6| 6| 5| 5| 7| 5| 5| 4| 6| 6| 5| 6| 6| 7| 6| 4| 6| 5| 6| 6| |
DAY ON TEST | 3| 7| 3| 2| 2| 5| 7| 9| 5| 1| 0| 5| 3| 1| 4| 8| 9| 2| 3| 9| 6| 6| 5| 8| 3| |
| 4| 3| 5| 0| 0| 3| 5| 0| 3| 6| 1| 3| 6| 0| 9| 1| 3| 2| 5| 2| 9| 5| 3| 4| 4| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A |
10 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
INTEGUMENTARY SYSTEM - cont | | |
| | |
Inflammation, Acute | | 2 3.0|
Inflammation, Chronic Active | 2 | 8 2.4|
Inflammation, Granulomatous | 2 | 1 2.0|
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Fibrous Osteodystrophy | | 1 4.0|
Hyperostosis | | 1 2.0|
__________________________________________________________________________|____________|
Skeletal Muscle | + | 2 |
Mineralization | 2 | 2 3.0|
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hemorrhage | | 1 3.0|
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Larynx | + + + + + + A + + + + + + + + + + + + + + + + + +| 48 |
Hyperplasia | 1 | 1 1.0|
Mineralization | | 1 3.0|
Epiglottis, Hyperplasia | 1 1 1 | 5 1.0|
Epiglottis, Metaplasia, Squamous | 1 1 1 2 2 3 | 11 1.6|
__________________________________________________________________________|____________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hemorrhage | 2 2 2 | 3 2.0|
Mineralization | 2 | 2 3.0|
Thrombosis | 2 2| 4 2.0|
Alveolar Epithelium, Hyperplasia | 4 2 1 2 1 | 9 2.0|
Alveolar Epithelium, Inflammation, | | |
Chronic | | 1 1.0|
Alveolus, Infiltration Cellular, | | |
Histiocyte | 1 | 1 1.0|
Alveolus, Inflammation, Chronic | 1 | 3 1.0|
Artery, Mediastinum, Inflammation | | 1 2.0|
Artery, Mediastinum, Mineralization | 2 | 2 3.0|
__________________________________________________________________________|____________|
Nose | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Inflammation, Suppurative | 2 3 2 | 5 2.6|
Thrombosis | 1 2 2 2 3 2 3 3 4| 11 2.5|
Olfactory Epithelium, Degeneration, | | |
Hyaline | 1 1 1 1 2 2 1 2 1 1 1 2 1 2 1 1 1 2 1 2 1 1 1 3| 43 1.4|
Respiratory Epithelium, Degeneration,| | |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 46
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 5| 4| 7| 5| 5| 6| 6| 5| 5| 7| 5| 5| 4| 6| 6| 5| 6| 6| 7| 6| 4| 6| 5| 6| 6| |
DAY ON TEST | 3| 7| 3| 2| 2| 5| 7| 9| 5| 1| 0| 5| 3| 1| 4| 8| 9| 2| 3| 9| 6| 6| 5| 8| 3| |
| 4| 3| 5| 0| 0| 3| 5| 0| 3| 6| 1| 3| 6| 0| 9| 1| 3| 2| 5| 2| 9| 5| 3| 4| 4| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A |
10 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
RESPIRATORY SYSTEM - cont | | |
| | |
Hyaline | 1 1 1 | 7 1.0|
__________________________________________________________________________|____________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Mineralization | | 1 3.0|
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Eye | | 1 |
Degeneration | | 1 3.0|
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Infarct | | 1 3.0|
Mineralization | 3 | 2 3.5|
Nephropathy | 3 2 3 2 2 4 4 2 2 3 2 3 1 2 2 2 4 2 4 4 1 3 3 4 3| 49 2.8|
Renal Tubule, Hyperplasia | 2 | 3 3.0|
Renal Tubule, Necrosis | 3 2| 2 2.5|
Transitional Epithelium, Hyperplasia | 1 2 | 3 1.7|
__________________________________________________________________________|____________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Acute | 4 | 1 4.0|
Mineralization | 4 | 1 4.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 47
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 7| 7| 7| 6| 7| 7| 6| 5| 6| 7| 7| 6| 6| 5| 4| 7| 7| 5| 4| 7| 5| 7| 7| 7|
DAY ON TEST | 7| 3| 3| 3| 7| 0| 3| 9| 2| 6| 3| 2| 2| 2| 9| 5| 3| 3| 6| 5| 3| 8| 3| 2| 2|
| 7| 6| 5| 5| 1| 6| 6| 3| 5| 5| 5| 9| 3| 9| 4| 9| 6| 7| 6| 4| 6| 5| 5| 1| 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|
30 MG/M3 | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +|
Infiltration Cellular, Mixed Cell | |
Mineralization | |
Necrosis | 3 |
__________________________________________________________________________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Jejunum | + + + + A + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Small, Ileum | + + + + A + + + + + + + + + + M + + + + + + + + +|
__________________________________________________________________________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +|
Angiectasis | 2 |
Basophilic Focus | X X X X X X X X X X X X |
Clear Cell Focus | X X X X X |
Degeneration, Cystic | 1 2 2 2 3 2 2 1 2 |
Degeneration, Fatty | 2 1 1 1 1 2 2 3 2 4|
Eosinophilic Focus | X X X |
Hepatodiaphragmatic Nodule | X X|
Mixed Cell Focus | X X |
Bile Duct, Hyperplasia | 3 2 4 2 3 1 1 3 2 3 1 1 2 2 2 3 1 1 2|
Centrilobular, Necrosis | 2 2 2 2 |
__________________________________________________________________________|
Mesentery | + + + + +|
Fat, Necrosis | 2 2 2 3 3|
__________________________________________________________________________|
Oral Mucosa | + |
__________________________________________________________________________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 3 2 1 1 1 2 1 1 1 2 2 1 4 2|
Hyperplasia | 2 |
__________________________________________________________________________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia, Squamous | 3 |
Mineralization | 1 2 2 |
Necrosis | 3 3 4 3|
__________________________________________________________________________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +|
Mineralization | 1 3 1 |
Necrosis | 2 1 |
__________________________________________________________________________|
Tooth | + |
Inflammation, Chronic Active | 3 |
_____________________________________________________________________________________________________________________|
CARDIOVASCULAR SYSTEM | |
| |
__________________________________________________________________________|
Blood Vessel | + |
Aorta, Mineralization | 1 |
__________________________________________________________________________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cardiomyopathy | 2 2 2 1 1 2 3 2 2 1 2 3 3 2 2 1 1 2 1|
Artery, Mineralization | 1 |
_____________________________________________________________________________________________________________________|
Page 48
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 7| 7| 7| 6| 7| 7| 6| 5| 6| 7| 7| 6| 6| 5| 4| 7| 7| 5| 4| 7| 5| 7| 7| 7|
DAY ON TEST | 7| 3| 3| 3| 7| 0| 3| 9| 2| 6| 3| 2| 2| 2| 9| 5| 3| 3| 6| 5| 3| 8| 3| 2| 2|
| 7| 6| 5| 5| 1| 6| 6| 3| 5| 5| 5| 9| 3| 9| 4| 9| 6| 7| 6| 4| 6| 5| 5| 1| 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|
30 MG/M3 | 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|
_____________________________________________________________________________________________________________________|
CARDIOVASCULAR SYSTEM - cont | |
| |
Atrium, Thrombosis | 2 2 3 2 |
Endocardium, Hyperplasia | |
_____________________________________________________________________________________________________________________|
ENDOCRINE SYSTEM | |
| |
__________________________________________________________________________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | |
Hyperplasia | 2 1 1 2 2 2 3 2 3 2 2 3 2 |
Hypertrophy | 3 2 1 2 1 2 |
Thrombosis | 2 |
Vacuolization Cytoplasmic | 2 |
__________________________________________________________________________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 2 3 3 3 2 4 2 2 2 2 1 3 2 2 3 |
Bilateral, Hyperplasia | 3|
__________________________________________________________________________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Parathyroid Gland | + + + M + + + + + + + + M M + + + + + + + + M + +|
Hyperplasia | 2 3 2 3 1 |
__________________________________________________________________________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Pars Distalis, Hyperplasia | 3 2 2 |
__________________________________________________________________________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
C-Cell, Hyperplasia | 1 2 1 1 2 2 1 1 1 1 1 1 1 1 1 1 3 2 |
_____________________________________________________________________________________________________________________|
GENERAL BODY SYSTEM | |
| |
None | |
_____________________________________________________________________________________________________________________|
GENITAL SYSTEM | |
| |
__________________________________________________________________________|
Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Penis | + + |
Inflammation, Acute | 3 |
__________________________________________________________________________|
Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Chronic Active | 3 2 |
__________________________________________________________________________|
Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 1 1 2 1 3 2 1|
Inflammation, Chronic Active | 2 |
__________________________________________________________________________|
Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Testes | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 3 3 |
Artery, Inflammation, Chronic Active | 2 |
Interstitial Cell, Hyperplasia | 1 2 1 |
_____________________________________________________________________________________________________________________|
HEMATOPOIETIC SYSTEM | |
| |
__________________________________________________________________________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node | + + + + |
Renal, Hemorrhage | |
__________________________________________________________________________|
Lymph Node, Bronchial | + + + + + + + + + + + M + + + + M + + M + + + + +|
_____________________________________________________________________________________________________________________|
Page 49
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 7| 7| 7| 6| 7| 7| 6| 5| 6| 7| 7| 6| 6| 5| 4| 7| 7| 5| 4| 7| 5| 7| 7| 7|
DAY ON TEST | 7| 3| 3| 3| 7| 0| 3| 9| 2| 6| 3| 2| 2| 2| 9| 5| 3| 3| 6| 5| 3| 8| 3| 2| 2|
| 7| 6| 5| 5| 1| 6| 6| 3| 5| 5| 5| 9| 3| 9| 4| 9| 6| 7| 6| 4| 6| 5| 5| 1| 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|
30 MG/M3 | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +|
Infiltration Cellular, Plasma Cell | |
__________________________________________________________________________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + M + + + M + + + +|
__________________________________________________________________________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +|
Fibrosis | 3 3 2 3 1 3 2 |
Hematopoietic Cell Proliferation | |
Necrosis | 2 4 |
__________________________________________________________________________|
Thymus | + + + + + + + + M + + M + + + + + + + M + M + + +|
_____________________________________________________________________________________________________________________|
INTEGUMENTARY SYSTEM | |
| |
__________________________________________________________________________|
Mammary Gland | + M M + M + + M M + + M + + + M M + M + M + M + +|
Galactocele | 3 |
__________________________________________________________________________|
Skin | + + + + + + + + + + + + + + + + I + + + + + + + +|
Fibrosis | 2 |
Hyperkeratosis | 3 |
Inflammation, Acute | 3 |
Inflammation, Chronic Active | |
_____________________________________________________________________________________________________________________|
MUSCULOSKELETAL SYSTEM | |
| |
__________________________________________________________________________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +|
Fibrous Osteodystrophy | 2 |
Hyperostosis | |
_____________________________________________________________________________________________________________________|
NERVOUS SYSTEM | |
| |
__________________________________________________________________________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +|
Necrosis | |
_____________________________________________________________________________________________________________________|
RESPIRATORY SYSTEM | |
| |
__________________________________________________________________________|
Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +|
Epiglottis, Hyperplasia | 1 1 1 1 1 1 |
Epiglottis, Metaplasia, Squamous | 1 2 2 1 2 2 3 2 |
__________________________________________________________________________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hemorrhage | 2 2 |
Metaplasia, Osseous | 1 |
Thrombosis | 2 |
Alveolar Epithelium, Hyperplasia | 2 1 |
Alveolus, Inflammation, Chronic | 1 2 2 1 1 2 1 2 1 2 1 1 2 2 2 2|
Interstitium, Fibrosis | |
__________________________________________________________________________|
Nose | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Suppurative | 2 1 1 2 |
Thrombosis | 1 2 3 3 4 4 2 |
Olfactory Epithelium, Degeneration, | |
Hyaline | 3 2 3 3 2 3 2 3 3 3 3 3 3 3 3 3 3 3 3 3 2 3 3 2 3|
_____________________________________________________________________________________________________________________|
Page 50
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 7| 7| 7| 6| 7| 7| 6| 5| 6| 7| 7| 6| 6| 5| 4| 7| 7| 5| 4| 7| 5| 7| 7| 7|
DAY ON TEST | 7| 3| 3| 3| 7| 0| 3| 9| 2| 6| 3| 2| 2| 2| 9| 5| 3| 3| 6| 5| 3| 8| 3| 2| 2|
| 7| 6| 5| 5| 1| 6| 6| 3| 5| 5| 5| 9| 3| 9| 4| 9| 6| 7| 6| 4| 6| 5| 5| 1| 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|
30 MG/M3 | 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 | |
| |
Respiratory Epithelium, Degeneration,| |
Hyaline | 1 2 2 1 2 2 1 1 1 2 2 2 2 2 1 2 2 2 1 2 1 1 2 1 1|
__________________________________________________________________________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
SPECIAL SENSES SYSTEM | |
| |
__________________________________________________________________________|
Zymbal's Gland | + |
_____________________________________________________________________________________________________________________|
URINARY SYSTEM | |
| |
__________________________________________________________________________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cyst | 2 |
Infarct | 2 |
Mineralization | 1 |
Nephropathy | 3 3 4 4 3 2 4 4 2 2 2 4 3 3 3 3 4 4 2 2 4 4 4 4 4|
Renal Tubule, Hyperplasia | 3 |
Transitional Epithelium, Hyperplasia | 1 |
__________________________________________________________________________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hemorrhage | 2|
Inflammation, Chronic Active | 2|
Capillary, Hyperplasia | 4 |
_____________________________________________________________________________________________________________________|
Page 51
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 6| 5| 5| 7| 5| 6| 6| 6| 6| 7| 6| 7| 2| 7| 4| 7| 6| 6| 5| 6| 7| 5| 6| 7| 6| |
DAY ON TEST | 3| 2| 5| 3| 6| 1| 6| 9| 3| 3| 3| 3| 1| 3| 7| 3| 2| 3| 0| 5| 3| 5| 5| 3| 7| |
| 2| 6| 3| 5| 6| 1| 5| 3| 7| 5| 7| 5| 3| 6| 7| 5| 7| 0| 3| 3| 5| 3| 3| 5| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A |
30 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
ALIMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Cecum | + + + + + + + + + + + + + + A + A + + + + + + + +| 48 |
Infiltration Cellular, Mixed Cell | 2 | 1 2.0|
Mineralization | 1 | 1 1.0|
Necrosis | | 1 3.0|
__________________________________________________________________________|____________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + A + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Small, Jejunum | + + + + + + + + + + + + + + A + + + + + + + + + +| 48 |
__________________________________________________________________________|____________|
Intestine Small, Ileum | + + + + + + + + + + + + + + A + A + + + + + + + +| 46 |
__________________________________________________________________________|____________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Angiectasis | | 1 2.0|
Basophilic Focus | X X X X X X X X X X X| 23 |
Clear Cell Focus | X X | 7 |
Degeneration, Cystic | 2 2 1 2 2 2 1 | 16 1.8|
Degeneration, Fatty | 2 4 2 2 2 1 1 | 17 1.9|
Eosinophilic Focus | X X X X | 7 |
Hepatodiaphragmatic Nodule | X X X | 5 |
Mixed Cell Focus | X | 3 |
Bile Duct, Hyperplasia | 1 3 1 2 3 3 1 3 1 2 1 2 1 3 2 3 1 3 2 1 3| 40 2.0|
Centrilobular, Necrosis | 2 2 1 1 2 2 1 2| 12 1.8|
__________________________________________________________________________|____________|
Mesentery | + + + + | 9 |
Fat, Necrosis | 2 2 3 2 | 9 2.3|
__________________________________________________________________________|____________|
Oral Mucosa | | 1 |
__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 2 2 2 2 3 2 1 1 1 2 | 24 1.8|
Hyperplasia | 2 | 2 2.0|
__________________________________________________________________________|____________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia, Squamous | 1 | 2 2.0|
Mineralization | 1 | 4 1.5|
Necrosis | 3 3 3 | 7 3.1|
__________________________________________________________________________|____________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Mineralization | 1 1 | 5 1.4|
Necrosis | 3 2 | 4 2.0|
__________________________________________________________________________|____________|
Tooth | | 1 |
Inflammation, Chronic Active | | 1 3.0|
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
| | |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 52
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 6| 5| 5| 7| 5| 6| 6| 6| 6| 7| 6| 7| 2| 7| 4| 7| 6| 6| 5| 6| 7| 5| 6| 7| 6| |
DAY ON TEST | 3| 2| 5| 3| 6| 1| 6| 9| 3| 3| 3| 3| 1| 3| 7| 3| 2| 3| 0| 5| 3| 5| 5| 3| 7| |
| 2| 6| 3| 5| 6| 1| 5| 3| 7| 5| 7| 5| 3| 6| 7| 5| 7| 0| 3| 3| 5| 3| 3| 5| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A |
30 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
CARDIOVASCULAR SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Blood Vessel | | 1 |
Aorta, Mineralization | | 1 1.0|
__________________________________________________________________________|____________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cardiomyopathy | 3 2 2 2 2 2 2 2 1 2 2 2 2 3 2 2 2 2 1 2 2 | 40 1.9|
Artery, Mineralization | | 1 1.0|
Atrium, Thrombosis | 4 3 | 6 2.7|
Endocardium, Hyperplasia | 2 | 1 2.0|
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 3 | 1 3.0|
Hyperplasia | 2 2 2 2 2 2 2 2 3 2 2 2 2 | 26 2.1|
Hypertrophy | 2 1 | 8 1.8|
Thrombosis | | 1 2.0|
Vacuolization Cytoplasmic | 3 | 2 2.5|
__________________________________________________________________________|____________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 1 1 2 2 2 1 2 2 1 2 2 2| 27 2.1|
Bilateral, Hyperplasia | | 1 3.0|
__________________________________________________________________________|____________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + A + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 46 |
Hyperplasia | 2 2 2 2 1 | 10 2.0|
__________________________________________________________________________|____________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Pars Distalis, Hyperplasia | 2 2 3 | 6 2.3|
__________________________________________________________________________|____________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
C-Cell, Hyperplasia | 2 2 1 2 1 1 1 1 1 1 2 3 1 | 31 1.4|
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
| | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Penis | | 2 |
Inflammation, Acute | | 1 3.0|
__________________________________________________________________________|____________|
Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Chronic Active | 4 | 3 3.0|
__________________________________________________________________________|____________|
Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 3 1 2 1 2 | 12 1.7|
Inflammation, Chronic Active | 3 | 2 2.5|
__________________________________________________________________________|____________|
Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 53
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 6| 5| 5| 7| 5| 6| 6| 6| 6| 7| 6| 7| 2| 7| 4| 7| 6| 6| 5| 6| 7| 5| 6| 7| 6| |
DAY ON TEST | 3| 2| 5| 3| 6| 1| 6| 9| 3| 3| 3| 3| 1| 3| 7| 3| 2| 3| 0| 5| 3| 5| 5| 3| 7| |
| 2| 6| 3| 5| 6| 1| 5| 3| 7| 5| 7| 5| 3| 6| 7| 5| 7| 0| 3| 3| 5| 3| 3| 5| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A |
30 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
GENITAL SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 3 | 3 3.0|
Artery, Inflammation, Chronic Active | 2 | 2 2.0|
Interstitial Cell, Hyperplasia | 2 2 1 1 | 7 1.4|
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Lymph Node | + + + +| 8 |
Renal, Hemorrhage | 2 | 1 2.0|
__________________________________________________________________________|____________|
Lymph Node, Bronchial | M + + + + + + + + + + + + + M + + + + + + M M M +| 42 |
__________________________________________________________________________|____________|
Lymph Node, Mandibular | + + M + + + + + + + + + + + + + + + + + + + + + +| 49 |
Infiltration Cellular, Plasma Cell | 3 | 1 3.0|
__________________________________________________________________________|____________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Lymph Node, Mediastinal | + + + M + + + + + + + + + + + + + + + + + + + M +| 46 |
__________________________________________________________________________|____________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Fibrosis | 3 2 2 2 2 2 3 2| 15 2.3|
Hematopoietic Cell Proliferation | 3 | 1 3.0|
Necrosis | | 2 3.0|
__________________________________________________________________________|____________|
Thymus | + + + + M + + + + + + + M + + + + + + + + + + + +| 44 |
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Mammary Gland | + M M + M M + + M M + M M M M + + + M + M + M + M| 25 |
Galactocele | | 1 3.0|
__________________________________________________________________________|____________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Fibrosis | | 1 2.0|
Hyperkeratosis | | 1 3.0|
Inflammation, Acute | | 1 3.0|
Inflammation, Chronic Active | 3 3 3| 3 3.0|
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Fibrous Osteodystrophy | 2 | 2 2.0|
Hyperostosis | 3 2 | 2 2.5|
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Necrosis | 2 | 1 2.0|
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
| | |
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 54
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 6| 5| 5| 7| 5| 6| 6| 6| 6| 7| 6| 7| 2| 7| 4| 7| 6| 6| 5| 6| 7| 5| 6| 7| 6| |
DAY ON TEST | 3| 2| 5| 3| 6| 1| 6| 9| 3| 3| 3| 3| 1| 3| 7| 3| 2| 3| 0| 5| 3| 5| 5| 3| 7| |
| 2| 6| 3| 5| 6| 1| 5| 3| 7| 5| 7| 5| 3| 6| 7| 5| 7| 0| 3| 3| 5| 3| 3| 5| 6| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A |
30 MG/M3 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
RESPIRATORY SYSTEM - cont | | |
| | |
__________________________________________________________________________|____________|
Larynx | + + + + + + + + + + + + + + A + + + + + + + + + +| 49 |
Epiglottis, Hyperplasia | 1 1 1 1 1 1 1 | 13 1.0|
Epiglottis, Metaplasia, Squamous | 1 2 2 1 1 1 2 2 | 16 1.7|
__________________________________________________________________________|____________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hemorrhage | 1 | 3 1.7|
Metaplasia, Osseous | | 1 1.0|
Thrombosis | | 1 2.0|
Alveolar Epithelium, Hyperplasia | 1 1 1 3 2 1 1 1 2 3 | 12 1.6|
Alveolus, Inflammation, Chronic | 1 2 1 1 1 2 1 2 2 | 25 1.5|
Interstitium, Fibrosis | 1 | 1 1.0|
__________________________________________________________________________|____________|
Nose | + + + + + + + + + + + + + + + + A + + + + + + + +| 49 |
Inflammation, Suppurative | 2 | 5 1.6|
Thrombosis | 3 4 3 3 3 2 4 2| 15 2.9|
Olfactory Epithelium, Degeneration, | | |
Hyaline | 3 2 1 3 2 3 3 3 3 3 3 2 3 2 2 3 3 3 3 2 3 3 3| 48 2.7|
Respiratory Epithelium, Degeneration,| | |
Hyaline | 3 2 1 3 2 1 1 2 1 2 1 2 1 2 2 1 2 1 1 1 2 1 2| 48 1.6|
__________________________________________________________________________|____________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Zymbal's Gland | | 1 |
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cyst | 2 2 | 3 2.0|
Infarct | 2 | 2 2.0|
Mineralization | | 1 1.0|
Nephropathy | 3 4 2 4 2 2 4 4 3 4 3 4 4 2 3 3 2 2 3 4 2 4 3 2| 49 3.1|
Renal Tubule, Hyperplasia | 2 4 1 3 1 2 | 7 2.3|
Transitional Epithelium, Hyperplasia | 1 | 2 1.0|
__________________________________________________________________________|____________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hemorrhage | | 1 2.0|
Inflammation, Chronic Active | | 1 2.0|
Capillary, Hyperplasia | | 1 4.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 55
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 6| 6| 6| 7| 5| 4| 7| 6| 5| 7| 7| 7| 7| 7| 6| 3| 6| 7| 7| 6| 7| 5|
DAY ON TEST | 3| 9| 3| 2| 6| 7| 3| 9| 9| 3| 4| 8| 3| 3| 3| 3| 3| 6| 9| 8| 1| 1| 9| 2| 5|
| 5| 6| 5| 1| 2| 9| 5| 8| 7| 5| 5| 1| 5| 6| 7| 6| 6| 2| 6| 1| 7| 5| 3| 1| 1|
_____________________________________________________________________________________________________________________|
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
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 | 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|
100 | 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|
MG/M3 | 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 | + + + + + + I + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + A + + + + + +|
Hemorrhage | 4 |
Mineralization | 2 |
__________________________________________________________________________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + A + + + + + +|
Necrosis | 4 2 |
__________________________________________________________________________|
Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + A + + + + + +|
__________________________________________________________________________|
Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + A + + + + + +|
__________________________________________________________________________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +|
Angiectasis | 2 |
Basophilic Focus | X X X X X X X X X X X X X |
Clear Cell Focus | X X |
Degeneration, Cystic | 1 1 2 2 1 2 1 1 2 2 |
Degeneration, Fatty | 4 1 3 1 1 1 3 2|
Eosinophilic Focus | X X X X X |
Hepatodiaphragmatic Nodule | X |
Mixed Cell Focus | X X |
Necrosis | |
Bile Duct, Hyperplasia | 3 2 3 2 2 2 3 2 1 3 1 2 2 2 3 2 2 3 3 |
Centrilobular, Necrosis | 3 2 2 2 |
__________________________________________________________________________|
Mesentery | + + + + + + |
Fat, Necrosis | 2 2 2 2 2 1 |
__________________________________________________________________________|
Oral Mucosa | + |
__________________________________________________________________________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 2 2 2 2 1 3 2 3 1 2 3 3 2 2 3 1 |
Basophilic Focus | X |
Hyperplasia | 3 2 |
Thrombosis | |
Artery, Inflammation | |
__________________________________________________________________________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 3 |
__________________________________________________________________________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia, Squamous | 3|
Mineralization | 1 |
Necrosis | 4 3 4 |
__________________________________________________________________________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +|
Mineralization | 3 2 1 3 2 2 2 |
Necrosis | 2 4 |
_____________________________________________________________________________________________________________________|
CARDIOVASCULAR SYSTEM | |
| |
__________________________________________________________________________|
Blood Vessel | + |
Aorta, Mineralization | 2 |
_____________________________________________________________________________________________________________________|
Page 56
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 6| 6| 6| 7| 5| 4| 7| 6| 5| 7| 7| 7| 7| 7| 6| 3| 6| 7| 7| 6| 7| 5|
DAY ON TEST | 3| 9| 3| 2| 6| 7| 3| 9| 9| 3| 4| 8| 3| 3| 3| 3| 3| 6| 9| 8| 1| 1| 9| 2| 5|
| 5| 6| 5| 1| 2| 9| 5| 8| 7| 5| 5| 1| 5| 6| 7| 6| 6| 2| 6| 1| 7| 5| 3| 1| 1|
_____________________________________________________________________________________________________________________|
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
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 | 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|
100 | 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|
MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|
_____________________________________________________________________________________________________________________|
CARDIOVASCULAR SYSTEM - cont | |
| |
__________________________________________________________________________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cardiomyopathy | 3 3 2 2 2 3 3 1 1 2 2 1 2 3 2 1 2 1 2 3 2 2 3 2 |
Artery, Mineralization | 2 1 |
Atrium, Thrombosis | 3 |
_____________________________________________________________________________________________________________________|
ENDOCRINE SYSTEM | |
| |
__________________________________________________________________________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | |
Hyperplasia | 2 2 2 1 2 2 2 2 2 2 2 2 1 1 2 2 |
Hypertrophy | 2 2 2 2 |
Necrosis | 3 |
Vacuolization Cytoplasmic | 2 |
__________________________________________________________________________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 2 3 3 3 1 1 3 2 3 3 3 2 |
Bilateral, Hyperplasia | 2 3 |
__________________________________________________________________________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + A + + + + + +|
Hyperplasia | 2 |
__________________________________________________________________________|
Parathyroid Gland | + + + + + + + + + + + + + + + + + + M + + + + + +|
Hyperplasia | 2 4 2 2 1 2 1 2 3 2 3 3 |
__________________________________________________________________________|
Pituitary Gland | + + + + + + + + + + + + + + + + + + A + + + + + +|
Pars Distalis, Hyperplasia | 3 2 |
__________________________________________________________________________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
C-Cell, Hyperplasia | 3 2 1 1 1 1 1 1 1 1 1 1 2 1|
Follicular Cell, Hyperplasia | 2 1 |
_____________________________________________________________________________________________________________________|
GENERAL BODY SYSTEM | |
| |
None | |
_____________________________________________________________________________________________________________________|
GENITAL SYSTEM | |
| |
__________________________________________________________________________|
Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +|
Granuloma Sperm | 2 |
__________________________________________________________________________|
Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +|
Cyst | 3|
Hyperplasia | |
Inflammation, Chronic Active | 3 |
__________________________________________________________________________|
Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperplasia | 2 3 2 |
Inflammation, Chronic Active | 2 3 4 2 |
__________________________________________________________________________|
Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Testes | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | 4 |
Artery, Inflammation, Chronic Active | 2 |
Interstitial Cell, Hyperplasia | 2 1 |
_____________________________________________________________________________________________________________________|
HEMATOPOIETIC SYSTEM | |
_____________________________________________________________________________________________________________________|
Page 57
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 6| 6| 6| 7| 5| 4| 7| 6| 5| 7| 7| 7| 7| 7| 6| 3| 6| 7| 7| 6| 7| 5|
DAY ON TEST | 3| 9| 3| 2| 6| 7| 3| 9| 9| 3| 4| 8| 3| 3| 3| 3| 3| 6| 9| 8| 1| 1| 9| 2| 5|
| 5| 6| 5| 1| 2| 9| 5| 8| 7| 5| 5| 1| 5| 6| 7| 6| 6| 2| 6| 1| 7| 5| 3| 1| 1|
_____________________________________________________________________________________________________________________|
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
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 | 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|
100 | 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|
MG/M3 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|
_____________________________________________________________________________________________________________________|
HEMATOPOIETIC SYSTEM - cont | |
| |
| |
__________________________________________________________________________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +|
Atrophy | |
__________________________________________________________________________|
Lymph Node | + + + + |
Iliac, Infiltration Cellular, Plasma | |
Cell | 3 |
Renal, Infiltration Cellular, Plasma | |
Cell | 3 |
__________________________________________________________________________|
Lymph Node, Bronchial | + + + + + + + + + + + M + + + + + + + M M + + + +|
__________________________________________________________________________|
Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +|
Infiltration Cellular, Plasma Cell | 4 |
__________________________________________________________________________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +|
__________________________________________________________________________|
Lymph Node, Mediastinal | + M + + + + + + + + + + + + + + + + + + + + + + +|
Hemorrhage | |
__________________________________________________________________________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +|
Accessory Spleen | X |
Atrophy | 2 |
Fibrosis | 2 2 3 3 3 2 3 2 |
Hemorrhage | 3 |
Necrosis | |
Thrombosis | 3 |
__________________________________________________________________________|
Thymus | + + + + + + + + + + + + + M + M + + + + M + + + +|
Atrophy | |
_____________________________________________________________________________________________________________________|
INTEGUMENTARY SYSTEM | |
| |
__________________________________________________________________________|
Mammary Gland | M + M + + M + + M + + M + M + M + + M + + + M M M|
Galactocele | 3 |
__________________________________________________________________________|
Skin | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hyperkeratosis | |
Inflammation, Chronic Active | |
_____________________________________________________________________________________________________________________|
MUSCULOSKELETAL SYSTEM | |
| |
__________________________________________________________________________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +|
Fibrous Osteodystrophy | 3 3 2 |
_____________________________________________________________________________________________________________________|
NERVOUS SYSTEM | |
| |
__________________________________________________________________________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hemorrhage | |
Necrosis | 2 |
_____________________________________________________________________________________________________________________|
RESPIRATORY SYSTEM | |
| |
__________________________________________________________________________|
Larynx | + + + + + + + + + + + + + + + + + + + + M + + + +|
Epiglottis, Hyperplasia | 2 1 1 1 |
Epiglottis, Inflammation, Chronic | |
_____________________________________________________________________________________________________________________|
Page 58
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
_____________________________________________________________________________________________________________________
| 6| 6| 7| 6| 6| 6| 7| 5| 4| 7| 6| 5| 7| 7| 7| 7| 7| 6| 3| 6| 7| 7| 6| 7| 5|
DAY ON TEST | 3| 9| 3| 2| 6| 7| 3| 9| 9| 3| 4| 8| 3| 3| 3| 3| 3| 6| 9| 8| 1| 1| 9| 2| 5|
| 5| 6| 5| 1| 2| 9| 5| 8| 7| 5| 5| 1| 5| 6| 7| 6| 6| 2| 6| 1| 7| 5| 3| 1| 1|
_____________________________________________________________________________________________________________________|
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
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 | 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|
100 | 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|
MG/M3 | 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 | |
| |
Epiglottis, Metaplasia, Squamous | 3 2 2 3 4 1 3 2 3 2 3 3 1 3 3 2 3 3|
__________________________________________________________________________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +|
Hemorrhage | |
Mineralization | 2 |
Thrombosis | 2 |
Alveolar Epithelium, Hyperplasia | 1 1 2 2 3|
Alveolus, Inflammation, Chronic | 2 4 3 4 3 2 3 2 2 1 2 3 3 1 1 2 3 2 3 3 3 1 2 2|
Artery, Mediastinum, Mineralization | 3 |
__________________________________________________________________________|
Nose | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Suppurative | |
Thrombosis | 4 4 3 1 4 |
Olfactory Epithelium, Degeneration, | |
Hyaline | 3 3 3 3 3 3 4 3 3 3 3 3 3 4 3 3 3 3 3 3 3 3 3 3 3|
Respiratory Epithelium, Degeneration,| |
Hyaline | 2 2 2 2 2 2 2 2 2 2 3 3 2 2 3 2 1 2 1 2 2 1 2 2 2|
__________________________________________________________________________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +|
_____________________________________________________________________________________________________________________|
SPECIAL SENSES SYSTEM | |
| |
__________________________________________________________________________|
Eye | |
Degeneration | |
_____________________________________________________________________________________________________________________|
URINARY SYSTEM | |
| |
__________________________________________________________________________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +|
Accumulation, Hyaline Droplet | |
Cyst | 2 |
Hyperplasia, Oncocytic | 3 |
Infarct | |
Metaplasia | |
Mineralization | 2 1 |
Nephropathy | 2 4 4 2 2 4 4 4 2 4 2 3 4 4 3 3 4 3 4 4 4 4 3 4|
Pelvis, Inflammation, Acute | 3 |
Renal Tubule, Hyperplasia | 3 3 |
Transitional Epithelium, Hyperplasia | 2 |
__________________________________________________________________________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +|
Inflammation, Chronic Active | 3 3 |
Transitional Epithelium, Hyperplasia | 4 |
_____________________________________________________________________________________________________________________|
Page 59
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 7| 6| 6| 7| 6| 6| 6| 6| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 4| 3| 6| 0| 5| |
DAY ON TEST | 3| 3| 3| 9| 9| 3| 7| 7| 6| 7| 3| 2| 1| 3| 6| 3| 0| 3| 3| 3| 0| 3| 0| 1| 6| |
| 5| 7| 6| 2| 3| 5| 4| 3| 0| 9| 2| 1| 8| 5| 5| 6| 6| 5| 5| 5| 6| 4| 2| 5| 7| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A |
100 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
ALIMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hemorrhage | | 1 4.0|
Mineralization | | 1 2.0|
__________________________________________________________________________|____________|
Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Necrosis | | 2 3.0|
__________________________________________________________________________|____________|
Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + A + + +| 48 |
__________________________________________________________________________|____________|
Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
__________________________________________________________________________|____________|
Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Angiectasis | 2 | 2 2.0|
Basophilic Focus | X X X X X X X X | 21 |
Clear Cell Focus | X | 3 |
Degeneration, Cystic | 2 1 2 2 1 2 2 1 2 2 2 2 1 1| 24 1.6|
Degeneration, Fatty | 3 2 2 2 2 3 | 14 2.1|
Eosinophilic Focus | X X X X X | 10 |
Hepatodiaphragmatic Nodule | X X X | 4 |
Mixed Cell Focus | X X X | 5 |
Necrosis | 2 | 1 2.0|
Bile Duct, Hyperplasia | 2 3 4 2 3 3 1 1 3 3 1 2 2 3 3 2 1 1 2 2| 39 2.2|
Centrilobular, Necrosis | 1 1 1 1 1 1| 10 1.5|
__________________________________________________________________________|____________|
Mesentery | + + + + + | 11 |
Fat, Necrosis | 2 2 2 3 | 10 2.0|
__________________________________________________________________________|____________|
Oral Mucosa | | 1 |
__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 3 3 2 3 1 1 3 3 1 1 1 3 1 2 2 2 1 2| 34 2.0|
Basophilic Focus | X | 2 |
Hyperplasia | 2 2 3 | 5 2.4|
Thrombosis | 4 | 1 4.0|
Artery, Inflammation | 4 | 1 4.0|
__________________________________________________________________________|____________|
Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 2 2 | 3 2.3|
__________________________________________________________________________|____________|
Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia, Squamous | 4 | 2 3.5|
Mineralization | | 1 1.0|
Necrosis | 4 | 4 3.8|
__________________________________________________________________________|____________|
Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Mineralization | 2 3 1 | 10 2.1|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 60
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 7| 6| 6| 7| 6| 6| 6| 6| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 4| 3| 6| 0| 5| |
DAY ON TEST | 3| 3| 3| 9| 9| 3| 7| 7| 6| 7| 3| 2| 1| 3| 6| 3| 0| 3| 3| 3| 0| 3| 0| 1| 6| |
| 5| 7| 6| 2| 3| 5| 4| 3| 0| 9| 2| 1| 8| 5| 5| 6| 6| 5| 5| 5| 6| 4| 2| 5| 7| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A |
100 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
ALIMENTARY SYSTEM - cont | | |
| | |
Necrosis | | 2 3.0|
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Blood Vessel | + | 2 |
Aorta, Mineralization | 2 | 2 2.0|
__________________________________________________________________________|____________|
Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cardiomyopathy | 2 2 1 2 3 1 3 2 2 2 2 1 1 1 2 2 1 2 2 3 2| 45 2.0|
Artery, Mineralization | 2 | 3 1.7|
Atrium, Thrombosis | 1 2 4 | 4 2.5|
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 3 | 1 3.0|
Hyperplasia | 2 2 2 1 2 2 2 2 2 2| 26 1.8|
Hypertrophy | 2 2 2 3 | 8 2.1|
Necrosis | | 1 3.0|
Vacuolization Cytoplasmic | 1 | 2 1.5|
__________________________________________________________________________|____________|
Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 1 2 3 2 3 2 2 3 3 3 2 3 2 | 25 2.4|
Bilateral, Hyperplasia | 3 4 | 4 3.0|
__________________________________________________________________________|____________|
Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hyperplasia | | 1 2.0|
__________________________________________________________________________|____________|
Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Hyperplasia | 3 3 | 14 2.4|
__________________________________________________________________________|____________|
Pituitary Gland | + + + + + + + + + + M + + + + + + + + + + + + + +| 48 |
Pars Distalis, Hyperplasia | 2 3 2 2 | 6 2.3|
__________________________________________________________________________|____________|
Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
C-Cell, Hyperplasia | 2 2 1 1 1 2 1 2 1 1 1 1 1 1 1 2 | 30 1.3|
Follicular Cell, Hyperplasia | 1 3 | 4 1.8|
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
| | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Granuloma Sperm | | 1 2.0|
__________________________________________________________________________|____________|
Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Cyst | | 1 3.0|
Hyperplasia | 2 | 1 2.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 61
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 7| 6| 6| 7| 6| 6| 6| 6| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 4| 3| 6| 0| 5| |
DAY ON TEST | 3| 3| 3| 9| 9| 3| 7| 7| 6| 7| 3| 2| 1| 3| 6| 3| 0| 3| 3| 3| 0| 3| 0| 1| 6| |
| 5| 7| 6| 2| 3| 5| 4| 3| 0| 9| 2| 1| 8| 5| 5| 6| 6| 5| 5| 5| 6| 4| 2| 5| 7| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A |
100 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
GENITAL SYSTEM - cont | | |
| | |
Inflammation, Chronic Active | 3 2 | 3 2.7|
__________________________________________________________________________|____________|
Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hyperplasia | 3 1 1 1 | 7 1.9|
Inflammation, Chronic Active | 3 | 5 2.8|
__________________________________________________________________________|____________|
Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
__________________________________________________________________________|____________|
Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 4 | 2 4.0|
Artery, Inflammation, Chronic Active | 2 | 2 2.0|
Interstitial Cell, Hyperplasia | 1 1 1 | 5 1.2|
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Atrophy | 3 | 1 3.0|
__________________________________________________________________________|____________|
Lymph Node | + + + + + + + + + + +| 15 |
Iliac, Infiltration Cellular, Plasma | | |
Cell | | 1 3.0|
Renal, Infiltration Cellular, Plasma | | |
Cell | | 1 3.0|
__________________________________________________________________________|____________|
Lymph Node, Bronchial | + + M + + + + + + + M + + + + + M + + + + + + M +| 43 |
__________________________________________________________________________|____________|
Lymph Node, Mandibular | + + + + + + M + + + + + + + + + + + + M + + + + +| 48 |
Infiltration Cellular, Plasma Cell | 3 | 2 3.5|
__________________________________________________________________________|____________|
Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + M + + + + +| 49 |
__________________________________________________________________________|____________|
Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + + + + + + + + M +| 48 |
Hemorrhage | 2 | 1 2.0|
__________________________________________________________________________|____________|
Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Accessory Spleen | | 1 |
Atrophy | 1 | 2 1.5|
Fibrosis | 2 1 3 2 3 2 2 2 3 | 17 2.4|
Hemorrhage | | 1 3.0|
Necrosis | 2 | 1 2.0|
Thrombosis | | 1 3.0|
__________________________________________________________________________|____________|
Thymus | + + + M + + + + M + + + + + + + + M + + + + + + +| 44 |
Atrophy | 3 | 1 3.0|
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Mammary Gland | + + + + + + + M M M M + + + M + M + M + M M M M M| 27 |
Galactocele | 3 | 2 3.0|
__________________________________________________________________________|____________|
Skin | + + + + + + + + + I + + + + + + + + + + + + + + +| 49 |
Hyperkeratosis | 2 | 1 2.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 62
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 7| 6| 6| 7| 6| 6| 6| 6| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 4| 3| 6| 0| 5| |
DAY ON TEST | 3| 3| 3| 9| 9| 3| 7| 7| 6| 7| 3| 2| 1| 3| 6| 3| 0| 3| 3| 3| 0| 3| 0| 1| 6| |
| 5| 7| 6| 2| 3| 5| 4| 3| 0| 9| 2| 1| 8| 5| 5| 6| 6| 5| 5| 5| 6| 4| 2| 5| 7| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A |
100 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
INTEGUMENTARY SYSTEM - cont | | |
| | |
Inflammation, Chronic Active | 3 3 | 2 3.0|
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Fibrous Osteodystrophy | 2 2 | 5 2.4|
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hemorrhage | 3 | 1 3.0|
Necrosis | 3 | 2 2.5|
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 |
Epiglottis, Hyperplasia | 1 | 5 1.2|
Epiglottis, Inflammation, Chronic | 1 | 1 1.0|
Epiglottis, Metaplasia, Squamous | 3 2 2 1 2 2 3 1 1 4 3 1 2 1 3 1 1 3 3 4 2| 39 2.3|
__________________________________________________________________________|____________|
Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Hemorrhage | 2 | 1 2.0|
Mineralization | 1 | 2 1.5|
Thrombosis | | 1 2.0|
Alveolar Epithelium, Hyperplasia | 2 3 | 7 2.0|
Alveolus, Inflammation, Chronic | 2 1 3 1 3 2 3 3 3 3 3 3 3 2 2 2 3 3 2 3 3 3 3| 47 2.5|
Artery, Mediastinum, Mineralization | 2 | 2 2.5|
__________________________________________________________________________|____________|
Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Suppurative | 1 3 3 | 3 2.3|
Thrombosis | 2 3 3 3| 9 3.0|
Olfactory Epithelium, Degeneration, | | |
Hyaline | 3 4 3 3 3 4 3 3 3 3 3 4 3 3 3 3 3 4 3 3 4 3 3 3| 49 3.1|
Respiratory Epithelium, Degeneration,| | |
Hyaline | 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 3 3 3 2 2| 49 2.0|
__________________________________________________________________________|____________|
Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Eye | + | 1 |
Degeneration | 3 | 1 3.0|
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
| | |
__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Accumulation, Hyaline Droplet | 4 | 1 4.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 63
NTP Experiment-Test: 05158-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: CHRONIC MOLYBDENUM TRIOXIDE Date: 09/29/95
Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 17:43:33
__________________________________________________________________________________________________________________________________
| 7| 7| 7| 6| 6| 7| 6| 6| 6| 6| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 4| 3| 6| 0| 5| |
DAY ON TEST | 3| 3| 3| 9| 9| 3| 7| 7| 6| 7| 3| 2| 1| 3| 6| 3| 0| 3| 3| 3| 0| 3| 0| 1| 6| |
| 5| 7| 6| 2| 3| 5| 4| 3| 0| 9| 2| 1| 8| 5| 5| 6| 6| 5| 5| 5| 6| 4| 2| 5| 7| T (*) |
_____________________________________________________________________________________________________________________| |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O |
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| T |
ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A |
100 | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L |
MG/M3 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| |
__________________________________________________________________________________________________________________________________
URINARY SYSTEM - cont | | |
| | |
Cyst | | 1 2.0|
Hyperplasia, Oncocytic | 3 2 | 3 2.7|
Infarct | 3| 1 3.0|
Metaplasia | 1 | 1 1.0|
Mineralization | 2 | 3 1.7|
Nephropathy | 4 2 3 2 3 4 3 4 3 3 3 4 3 2 2 3 3 4 4 4 1 2 2 2| 48 3.1|
Pelvis, Inflammation, Acute | | 1 3.0|
Renal Tubule, Hyperplasia | 2 2 | 4 2.5|
Transitional Epithelium, Hyperplasia | 1 2 2 | 4 1.8|
__________________________________________________________________________|____________|
Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 |
Inflammation, Chronic Active | | 2 3.0|
Transitional Epithelium, Hyperplasia | | 1 4.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 64
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