TDMS Study 97013-96 Pathology Tables
NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 FINAL/MICE Facility: Battelle Columbus Laboratory Chemical CAS #: 75-27-4 Lock Date: 07/19/01 Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 0 MG/L | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Hematopoietic Cell Proliferation | 1 1 | 2 1.0| Infiltration Cellular, Lymphocyte | 3 1 | 2 2.0| Inflammation | 1 1 1 1 1 1 1 1 | 8 1.0| Necrosis | 1 1 1 | 3 1.0| Hepatocyte, Fatty Change | 1 1 | 2 1.0| Hepatocyte, Vacuolization Cytoplasmic| 1 1 1 2 1 2 2 2 2 | 9 1.6| |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | Subcapsular, Hyperplasia | 1 1 1 1 1 1 1 1 1 | 9 1.0| |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 10 | Cyst | 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 2 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 0 MG/L | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Ovary | + + + + + + + + + + | 10 | Cyst | 1 1 1 | 3 1.0| |__________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | Inflammation | 1 1 | 2 1.0| Endometrium, Hyperplasia, Cystic | 2 2 1 1 2 2 1 2 | 8 1.6| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Lymph Node | + | 1 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | Atrophy | 3 | 1 3.0| |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Atrophy | 3 | 1 3.0| Hematopoietic Cell Proliferation | 1 | 1 1.0| |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | Hematopoietic Cell Proliferation | 3 1 | 2 2.0| |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | Atrophy | 3 2 | 2 2.5| Cyst | 1 2 1 2 1 1 2 | 7 1.4| _____________________________________________________________________________________________________________________| | INTEGUMENTARY 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 3 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 0 MG/L | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| INTEGUMENTARY SYSTEM - cont | | | Skin | + | 1 | Ulcer | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | Infiltration Cellular, Lymphocyte | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | Casts Protein | 1 1 1 1 1 1 1 1 | 8 1.0| Infiltration Cellular, Lymphocyte | 1 | 1 1.0| Nephropathy | 1 1 1 | 3 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 4 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 1| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 8| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 175 MG/L | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Hematopoietic Cell Proliferation | 3 | 1 3.0| Infiltration Cellular | 1 | 1 1.0| Infiltration Cellular, Lymphocyte | 1 1 1 1 | 4 1.0| Inflammation | 1 1 1 1 1 1 1 | 7 1.0| Necrosis | 1 1 | 2 1.0| Hepatocyte, Fatty Change | 1 1 | 2 1.0| Hepatocyte, Vacuolization Cytoplasmic| 1 1 1 1 2 1 2 2 2 | 9 1.4| |__________________________________________________________________________|____________| Mesentery | + | 1 | Fat, Necrosis | 4 | 1 4.0| |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | Hyperkeratosis | 2 | 1 2.0| Epithelium, Hyperplasia | 1 1 | 2 1.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | Subcapsular, Hyperplasia | 1 1 1 1 1 1 1 1 1 1 | 10 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: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 1| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 8| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 175 MG/L | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Ovary | + + + + + + + + + | 9 | Angiectasis | 1 | 1 1.0| Cyst | 1 1 | 2 1.0| |__________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | Inflammation | 1 | 1 1.0| Endometrium, Hyperplasia, Cystic | 1 2 2 2 1 2 1 1 | 8 1.5| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Lymph Node | + + | 2 | Mediastinal, Infiltration Cellular, | | | Plasma Cell | 3 | 1 3.0| |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | Hematopoietic Cell Proliferation | 1 | 1 1.0| |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Hematopoietic Cell Proliferation | 2 | 1 2.0| |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | Hematopoietic Cell Proliferation | 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 6 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 1| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 8| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 175 MG/L | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | |__________________________________________________________________________|____________| Thymus | + + + + + + + + M + | 9 | Atrophy | 2 | 1 2.0| Cyst | 1 1 1 2 1 1 | 6 1.2| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + | 2 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | Hemorrhage | 2 | 1 2.0| Infiltration Cellular, Histiocyte | 2 | 1 2.0| |__________________________________________________________________________|____________| Pleura | + | 1 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | Casts Protein | 1 | 1 1.0| Infiltration Cellular, Lymphocyte | 1 1 1 1 | 4 1.0| Nephropathy | 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: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 350 MG/L | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Infiltration Cellular, Lymphocyte | 3 1 1 1 | 4 1.5| Inflammation | 1 1 1 1 1 1 1 1 | 8 1.0| Necrosis | 1 | 1 1.0| Hepatocyte, Fatty Change | 1 1 1 | 3 1.0| Hepatocyte, Vacuolization Cytoplasmic| 2 2 2 2 2 2 1 1 1 1 | 10 1.6| |__________________________________________________________________________|____________| Salivary Glands | + | 1 | Atrophy | 2 | 1 2.0| |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | Inflammation | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | Subcapsular, Hyperplasia | 1 1 1 1 1 1 1 1 1 1 | 10 1.0| |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 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 8 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 350 MG/L | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | Pituitary Gland | + + + + + + + + + + | 10 | Pars Intermedia, Hyperplasia | 2 | 1 2.0| |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | Inflammation | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Ovary | + + + + + + + + + + | 10 | Cyst | 1 | 1 1.0| |__________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | Inflammation | 1 1 | 2 1.0| Endometrium, Hyperplasia, Cystic | 2 2 2 2 2 1 2 1 | 8 1.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | Hyperplasia, Atypical | 2 | 1 2.0| |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | Cyst | 1 1 1 1 2 2 1 1 | 8 1.3| _____________________________________________________________________________________________________________________| | 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 9 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 350 MG/L | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| NERVOUS SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | Casts Protein | 1 1 1 1 1 | 5 1.0| Nephropathy | 1 1 1 1 1 1 1 1 | 8 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 10 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 5| 9| 9| 9| 9| 9| 9| 3| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 1| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 700 MG/L | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Hematopoietic Cell Proliferation | 2 | 1 2.0| Infiltration Cellular, Lymphocyte | 1 1 | 2 1.0| Inflammation | 1 1 1 1 1 1 1 | 7 1.0| Necrosis | 2 | 1 2.0| Hepatocyte, Fatty Change | 2 2 2 1 1 2 | 6 1.7| Hepatocyte, Vacuolization Cytoplasmic| 1 2 1 3 2 1 2 2 | 8 1.8| Serosa, Inflammation | 1 | 1 1.0| |__________________________________________________________________________|____________| Mesentery | + | 1 | Inflammation | 2 | 1 2.0| |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | Hyperkeratosis | 1 1 | 2 1.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | Subcapsular, Hyperplasia | 1 2 1 1 1 1 1 1 | 8 1.1| |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : 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 11 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 5| 9| 9| 9| 9| 9| 9| 3| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 1| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 700 MG/L | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | Adrenal Medulla | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 10 | Hyperplasia | 1 | 1 1.0| |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Ovary | + + + + + + + + + + | 10 | Atrophy | 2 | 1 2.0| Cyst | 2 1 | 2 1.5| |__________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | Inflammation | 1 | 1 1.0| Endometrium, Hyperplasia, Cystic | 2 2 1 2 2 2 | 6 1.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + M + + + + + + + + | 9 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | Atrophy | 4 | 1 4.0| Hematopoietic Cell Proliferation | 1 3 | 2 2.0| |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | Atrophy | 4 3 | 2 3.5| Cyst | 1 1 1 1 1 1 1 1 | 8 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 12 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 5| 9| 9| 9| 9| 9| 9| 3| 9| | | | 7| 7| 7| 7| 7| 7| 7| 7| 1| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 700 MG/L | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | + | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | Infiltration Cellular, Lymphocyte | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | Accumulation, Hyaline Droplet | 1 | 1 1.0| Casts Protein | 1 1 1 | 3 1.0| Infiltration Cellular, Lymphocyte | 1 | 1 1.0| Mineralization | 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 13 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 9| 9| 9| 2| 9| 9| 9| 9| 9| | | | 6| 6| 6| 6| 1| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 0 MG/L | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Infiltration Cellular, Lymphocyte | 1 | 1 1.0| Inflammation | 1 1 1 1 1 1 1 1 1 | 9 1.0| Hepatocyte, Fatty Change | 1 1 1 2 1 1 1 1 | 8 1.1| Hepatocyte, Vacuolization Cytoplasmic| 4 4 4 4 4 4 3 4 4 | 9 3.9| |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | Epithelium, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | Hypertrophy | 1 1 | 2 1.0| Subcapsular, Hyperplasia | 1 1 | 2 1.0| |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 10 | Cyst | 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 14 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 9| 9| 9| 2| 9| 9| 9| 9| 9| | | | 6| 6| 6| 6| 1| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 0 MG/L | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + | 10 | Germinal Epithelium, Degeneration | 1 1 | 2 1.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Atrophy | 2 | 1 2.0| |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | Hematopoietic Cell Proliferation | 2 | 1 2.0| |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | Cyst | 1 1 1 1 1 1 1 1 | 8 1.0| _____________________________________________________________________________________________________________________| | 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 15 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 9| 9| 9| 2| 9| 9| 9| 9| 9| | | | 6| 6| 6| 6| 1| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 0 MG/L | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Lacrimal Gland | + | 1 | Inflammation | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | Infiltration Cellular, Lymphocyte | 2 | 1 2.0| Nephropathy | 1 1 1 1 1 | 5 1.0| Renal Tubule, Dilatation | 1 | 1 1.0| Renal Tubule, Vacuolization | | | Cytoplasmic | 2 2 1 1 1 2 1 2 2 2 | 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 16 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 175 MG/L | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Clear Cell Focus | X | 1 | Infiltration Cellular, Lymphocyte | 1 1 | 2 1.0| Inflammation | 1 1 1 1 1 | 5 1.0| Hepatocyte, Fatty Change | 1 1 1 1 | 4 1.0| Hepatocyte, Vacuolization Cytoplasmic| 4 4 4 1 4 4 3 4 4 4 | 10 3.6| |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | Epithelium, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | Hyperplasia | 1 | 1 1.0| Hypertrophy | 2 1 1 1 | 4 1.3| Subcapsular, Hyperplasia | 1 1 | 2 1.0| |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Islets, Pancreatic | + | 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 17 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 175 MG/L | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | Hyperplasia | 2 | 1 2.0| |__________________________________________________________________________|____________| Parathyroid Gland | + | 1 | Cyst | 2 | 1 2.0| |__________________________________________________________________________|____________| Pituitary Gland | + + + + + M + + + + | 9 | Cyst | 1 1 2 | 3 1.3| |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + | 10 | Mineralization | 1 | 1 1.0| Germinal Epithelium, Degeneration | 2 1 | 2 1.5| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | Cyst | 1 1 1 1 2 2 1 | 7 1.3| _____________________________________________________________________________________________________________________| | INTEGUMENTARY 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 18 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 175 MG/L | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| MUSCULOSKELETAL SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | Nephropathy | 1 1 1 1 | 4 1.0| Renal Tubule, Vacuolization | | | Cytoplasmic | 1 1 1 1 1 | 5 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 19 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 7| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 7| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 350 MG/L | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | M + + + + + + + + + | 9 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Inflammation | 1 1 1 1 1 1 1 | 7 1.0| Hepatocyte, Fatty Change | 1 1 2 | 3 1.3| Hepatocyte, Vacuolization Cytoplasmic| 1 4 3 1 4 2 4 3 2 4 | 10 2.8| |__________________________________________________________________________|____________| Mesentery | + | 1 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | Epithelium, Hyperplasia | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | Hypertrophy | 1 1 | 2 1.0| Subcapsular, Hyperplasia | 1 1 1 | 3 1.0| |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 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 20 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 7| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 7| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 350 MG/L | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | Cyst | 1 1 1 | 3 1.0| |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + | 10 | Germinal Epithelium, Degeneration | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | Atrophy | 2 | 1 2.0| Cyst | 1 1 1 | 3 1.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Skeletal Muscle | + | 1 | _____________________________________________________________________________________________________________________| | 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 21 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | | DAY ON TEST | 7| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 7| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 350 MG/L | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | Alveolar Epithelium, Hyperplasia | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | Casts Protein | 1 | 1 1.0| Hydronephrosis | 1 | 1 1.0| Mineralization | 2 | 1 2.0| Nephropathy | 1 1 1 1 2 1 1 2 1 | 9 1.2| Renal Tubule, Degeneration | 2 2 1 3 2 3 | 6 2.2| Renal Tubule, Dilatation | 1 1 1 | 3 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 22 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 1| 2| 2| 0| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 7| 9| 9| 9| 4| | | | 6| 6| 6| 6| 6| 0| 6| 6| 5| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 700 MG/L | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + | 1 | Muscularis, Degeneration | 1 | 1 1.0| |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Atypia Cellular | 2 | 1 2.0| Hematopoietic Cell Proliferation | 1 | 1 1.0| Inflammation | 1 1 1 1 1 1 | 6 1.0| Necrosis | 2 1 | 2 1.5| Hepatocyte, Fatty Change | 1 1 1 1 | 4 1.0| Hepatocyte, Vacuolization Cytoplasmic| 3 2 1 4 3 3 4 1 1 | 9 2.4| |__________________________________________________________________________|____________| Salivary Glands | + + | 2 | Inflammation | 1 1 | 2 1.0| |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | Inflammation | 1 | 1 1.0| Epithelium, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | 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 23 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 1| 2| 2| 0| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 7| 9| 9| 9| 4| | | | 6| 6| 6| 6| 6| 0| 6| 6| 5| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 700 MG/L | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | Adrenal Cortex | + + + + + + + + + + | 10 | Subcapsular, Hyperplasia | 1 1 | 2 1.0| |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 10 | Cyst | 1 1 1 | 3 1.0| |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Prostate | + | 1 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + | 10 | Germinal Epithelium, Degeneration | 1 1 1 | 3 1.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | Atrophy | 2 | 1 2.0| |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Atrophy | 2 2 | 2 2.0| |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | Atrophy | 2 2 2 | 3 2.0| |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 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 24 NTP Experiment-Test: 97013-96 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: 26-39 WEEKS WATER DISINFECTION MODEL (BROMODICHLOROMETHANE) Date: 10/08/03 Route: DOSED WATER Time: 15:30:29 __________________________________________________________________________________________________________________________________ | 2| 2| 2| 2| 2| 1| 2| 2| 0| 2| | | DAY ON TEST | 9| 9| 9| 9| 9| 7| 9| 9| 9| 4| | | | 6| 6| 6| 6| 6| 0| 6| 6| 5| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | P53+/-(C57BL/6) MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 700 MG/L | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | Atrophy | 4 3 3 | 3 3.3| Cyst | 1 1 2 1 | 4 1.3| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Harderian Gland | + | 1 | Inflammation | 2 | 1 2.0| |__________________________________________________________________________|____________| Lacrimal Gland | + | 1 | Inflammation | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | Hydronephrosis | 1 | 1 1.0| Mineralization | 3 | 1 3.0| Nephropathy | 1 1 2 1 2 1 1 2 | 8 1.4| Renal Tubule, Degeneration | 2 2 3 1 3 2 2 2 4 3 | 10 2.4| Renal Tubule, Dilatation | 1 1 | 2 1.0| Renal Tubule, Necrosis | 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 25 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------