NTP Experiment-Test: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
FINAL#2/RATS
Facility: Battelle Columbus Laboratory
Chemical CAS #: 50892-23-4
Lock Date: 06/12/96
Cage Range: All
Reasons For Removal: All
Removal Date Range: All
Treatment Groups: Include All
Page 1
NTP Experiment-Test: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
0 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
ALIMENTARY SYSTEM | | |
|__________________________________________________________________________|____________|
Esophagus | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Large, Colon | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Large, Rectum | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Large, Cecum | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Small, Duodenum | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Small, Jejunum | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Small, Ileum | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Liver | + + + + + + + + + + | 10 |
Infiltration Cellular, Mononuclear | | |
Cell | 1 1 1 1 1 1 | 6 1.0|
|__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + | 10 |
Inflammation, Chronic | 1 | 1 1.0|
|__________________________________________________________________________|____________|
Salivary Glands | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Stomach, Forestomach | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Stomach, Glandular | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
|__________________________________________________________________________|____________|
Heart | + + + + + + + + + + | 10 |
Cardiomyopathy | 1 1 2 1 1 | 5 1.2|
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
_____________________________________________________________________________________________________________________|____________|
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 2
NTP Experiment-Test: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
0 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
ENDOCRINE SYSTEM - cont | | |
|__________________________________________________________________________|____________|
Adrenal Cortex | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Adrenal Medulla | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Islets, Pancreatic | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Parathyroid Gland | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Pituitary Gland | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Thyroid Gland | + + + + + + + + + + | 10 |
Cyst | 2 | 1 2.0|
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
|__________________________________________________________________________|____________|
Epididymis | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Preputial Gland | + + + + + + + M M + | 8 |
Inflammation, Chronic | 2 3 3 1 3 3 2 1 | 8 2.3|
|__________________________________________________________________________|____________|
Prostate | + + + + + + + + + + | 10 |
Inflammation, Chronic | 1 | 1 1.0|
|__________________________________________________________________________|____________|
Seminal Vesicle | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Testes | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
|__________________________________________________________________________|____________|
Lymph Node, Mandibular | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________|____________|
* : 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 3
NTP Experiment-Test: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
0 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
HEMATOPOIETIC SYSTEM - cont | | |
|__________________________________________________________________________|____________|
Lymph Node, Mesenteric | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Spleen | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Thymus | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
|__________________________________________________________________________|____________|
Mammary Gland | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Skin | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
|__________________________________________________________________________|____________|
Bone | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
|__________________________________________________________________________|____________|
Brain | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
|__________________________________________________________________________|____________|
Lung | + + + + + + + + + + | 10 |
Hemorrhage | 1 1 | 2 1.0|
Alveolus, Infiltration Cellular, | | |
Histiocyte | 1 1 1 1 | 4 1.0|
|__________________________________________________________________________|____________|
Nose | + + + + + + + + + + | 10 |
Inflammation, Chronic, Focal | 2 | 1 2.0|
|__________________________________________________________________________|____________|
Trachea | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________|____________|
* : 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 4
NTP Experiment-Test: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
0 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
URINARY SYSTEM | | |
|__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + | 10 |
Nephropathy | 1 1 1 1 1 1 1 1 | 8 1.0|
|__________________________________________________________________________|____________|
Urinary Bladder | + + + + + + + + + + | 10 |
Infiltration Cellular | 1 | 1 1.0|
__________________________________________________________________________________________________________________________________
* : 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 5
NTP Experiment-Test: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
5 PPM | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
ALIMENTARY SYSTEM | | |
|__________________________________________________________________________|____________|
Liver | + + + + + + + + + + | 10 |
Cytoplasmic Alteration | 1 1 1 1 1 1 1 1 1 | 9 1.0|
Infiltration Cellular, Mononuclear | | |
Cell | 1 1 1 1 1 1 1 1 | 8 1.0|
Bile Duct, Hyperplasia | 1 | 1 1.0|
|__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
|__________________________________________________________________________|____________|
Preputial Gland | + + + + + + + + + + | 10 |
Inflammation, Chronic | 2 3 3 2 2 1 3 2 2 3 | 10 2.3|
|__________________________________________________________________________|____________|
Testes | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________|____________|
* : 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: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
5 PPM | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
RESPIRATORY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
|__________________________________________________________________________|____________|
Kidney | + + + + + + + + + | 9 |
Nephropathy | 1 1 1 1 1 1 1 1 1 | 9 1.0|
Corticomedullary Junction, Renal | | |
Tubule, Regeneration | 1 | 1 1.0|
__________________________________________________________________________________________________________________________________
* : 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: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
10 PPM | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
ALIMENTARY SYSTEM | | |
|__________________________________________________________________________|____________|
Liver | + + + + + + + + + + | 10 |
Cytoplasmic Alteration | 2 2 2 2 2 2 2 2 2 2 | 10 2.0|
Infiltration Cellular, Mononuclear | | |
Cell | 1 1 1 1 1 2 | 6 1.2|
Necrosis, Focal | 1 | 1 1.0|
|__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + | 10 |
Inflammation, Chronic | 1 | 1 1.0|
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
|__________________________________________________________________________|____________|
Preputial Gland | + + + + + M + + + M | 8 |
Inflammation, Chronic | 3 1 2 1 3 3 2 3 | 8 2.3|
|__________________________________________________________________________|____________|
Testes | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________|____________|
* : 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: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
10 PPM | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
NERVOUS SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
|__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + | 10 |
Nephropathy | 1 1 1 1 1 1 1 1 | 8 1.0|
Corticomedullary Junction, Renal | | |
Tubule, Regeneration | 1 1 1 1 | 4 1.0|
__________________________________________________________________________________________________________________________________
* : 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 9
NTP Experiment-Test: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
50 PPM | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
ALIMENTARY SYSTEM | | |
|__________________________________________________________________________|____________|
Liver | + + + + + + + + + + | 10 |
Cytoplasmic Alteration | 3 3 3 3 2 3 2 3 3 3 | 10 2.8|
Infiltration Cellular, Mononuclear | | |
Cell | 1 1 2 1 1 | 5 1.2|
Necrosis, Focal | 2 | 1 2.0|
|__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
|__________________________________________________________________________|____________|
Preputial Gland | + + + + + + + M + M | 8 |
Inflammation, Chronic | 1 3 3 2 2 3 2 2 | 8 2.3|
|__________________________________________________________________________|____________|
Testes | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________|____________|
* : 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 10
NTP Experiment-Test: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
50 PPM | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
RESPIRATORY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
|__________________________________________________________________________|____________|
Kidney | + + + + + + + + + | 9 |
Nephropathy | 1 1 1 1 1 1 1 1 | 8 1.0|
Corticomedullary Junction, Renal | | |
Tubule, Regeneration | 1 1 1 1 | 4 1.0|
__________________________________________________________________________________________________________________________________
* : 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 11
NTP Experiment-Test: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
100 PPM | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
ALIMENTARY SYSTEM | | |
|__________________________________________________________________________|____________|
Liver | + + + + + + + + + + | 10 |
Cytoplasmic Alteration | 3 3 3 3 2 3 3 3 3 3 | 10 2.9|
Infiltration Cellular, Mononuclear | | |
Cell | 1 1 1 1 1 1 | 6 1.0|
|__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + | 9 |
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
ENDOCRINE SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
|__________________________________________________________________________|____________|
Preputial Gland | + M + + + M + + + M | 7 |
Inflammation, Chronic | 1 3 3 2 3 3 2 | 7 2.4|
|__________________________________________________________________________|____________|
Prostate | + | 1 |
Inflammation, Chronic | 3 | 1 3.0|
|__________________________________________________________________________|____________|
Testes | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________|____________|
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 12
NTP Experiment-Test: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
100 PPM | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
NERVOUS SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
URINARY SYSTEM | | |
|__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + | 10 |
Nephropathy | 1 1 1 1 1 1 1 | 7 1.0|
Corticomedullary Junction, Renal | | |
Tubule, Regeneration | 1 1 1 1 1 1 1 1 1 | 9 1.0|
__________________________________________________________________________________________________________________________________
* : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade
+ : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as:
X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate
I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked
Page 13
NTP Experiment-Test: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
500 PPM | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
ALIMENTARY SYSTEM | | |
|__________________________________________________________________________|____________|
Esophagus | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Large, Colon | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Large, Rectum | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Large, Cecum | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Small, Duodenum | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Small, Jejunum | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Intestine Small, Ileum | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Liver | + + + + + + + + + + | 10 |
Cytoplasmic Alteration | 3 3 3 3 3 3 3 3 3 3 | 10 3.0|
Infiltration Cellular, Mononuclear | | |
Cell | 1 1 1 1 1 1 | 6 1.0|
Hepatocyte, Periportal, Hyperplasia | 2 | 1 2.0|
|__________________________________________________________________________|____________|
Pancreas | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Salivary Glands | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Stomach, Forestomach | + + + + + + + + + + | 10 |
Inflammation, Acute, Focal | 1 | 1 1.0|
|__________________________________________________________________________|____________|
Stomach, Glandular | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
CARDIOVASCULAR SYSTEM | | |
|__________________________________________________________________________|____________|
Heart | + + + + + + + + + + | 10 |
Cardiomyopathy | 1 1 | 2 1.0|
_____________________________________________________________________________________________________________________|____________|
* : 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: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
500 PPM | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
ENDOCRINE SYSTEM | | |
|__________________________________________________________________________|____________|
Adrenal Cortex | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Adrenal Medulla | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Islets, Pancreatic | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Parathyroid Gland | M M M M + + M + + M | 4 |
Syncytial Alteration | 2 | 1 2.0|
|__________________________________________________________________________|____________|
Pituitary Gland | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Thyroid Gland | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
GENERAL BODY SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________| |
GENITAL SYSTEM | | |
|__________________________________________________________________________|____________|
Epididymis | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Preputial Gland | M M + + + + + + M + | 7 |
Inflammation, Chronic | 3 1 1 2 2 2 | 6 1.8|
|__________________________________________________________________________|____________|
Prostate | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Seminal Vesicle | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Testes | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
HEMATOPOIETIC SYSTEM | | |
|__________________________________________________________________________|____________|
Lymph Node, Mandibular | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
_____________________________________________________________________________________________________________________|____________|
* : 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: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
500 PPM | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
HEMATOPOIETIC SYSTEM - cont | | |
Lymph Node, Mesenteric | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Spleen | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Thymus | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
INTEGUMENTARY SYSTEM | | |
|__________________________________________________________________________|____________|
Mammary Gland | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Skin | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
MUSCULOSKELETAL SYSTEM | | |
|__________________________________________________________________________|____________|
Bone | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
NERVOUS SYSTEM | | |
|__________________________________________________________________________|____________|
Brain | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
RESPIRATORY SYSTEM | | |
|__________________________________________________________________________|____________|
Lung | + + + + + + + + + + | 10 |
Hemorrhage | 3 2 | 2 2.5|
Alveolus, Infiltration Cellular, | | |
Histiocyte | 1 1 2 | 3 1.3|
Interstitium, Inflammation, Chronic | 2 | 1 2.0|
Interstitium, Inflammation | 1 | 1 1.0|
|__________________________________________________________________________|____________|
Nose | + + + + + + + + + + | 10 |
|__________________________________________________________________________|____________|
Trachea | + + + + + + + + + + | 10 |
_____________________________________________________________________________________________________________________| |
SPECIAL SENSES SYSTEM | | |
None | | |
_____________________________________________________________________________________________________________________|____________|
* : 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: 93027-31 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09
Study Type: SUBCHRON 90-DAY PEROXISOME PROJECT (WY-14643) Date: 04/26/01
Route: DOSED FEED Time: 07:47:59
__________________________________________________________________________________________________________________________________
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | |
DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | |
| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | |
__________________________________________|__________________________________________________________________________| T (*) |
| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O |
SPRAGUE-DAWLEY RATS MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T |
ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A |
500 PPM | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L |
| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | |
_____________________________________________________________________________________________________________________|____________|
URINARY SYSTEM | | |
|__________________________________________________________________________|____________|
Kidney | + + + + + + + + + + | 10 |
Nephropathy | 1 1 1 1 1 1 1 1 | 8 1.0|
Corticomedullary Junction, Renal | | |
Tubule, Regeneration | 1 1 1 1 1 | 5 1.0|
|__________________________________________________________________________|____________|
Urinary Bladder | + + + + + + + + + + | 10 |
__________________________________________________________________________________________________________________________________
* : 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 17
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---------- END OF REPORT ----------
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