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Summaries & Associations of Study Results

TR-468 Oxazepam

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Target Organs and Levels of Evidence
NTP Technical Report Number 468

Produced from Chemtrack Database 09/19/01

CHEMICAL/ CAS NUMBER PEER REVIEW DATE PRIMARY USES ROUTE/EXPOSURE LEVELS STUDY LABORATORY
OXAZEPAM
604-75-1
12/11/96 TRANQUILIZER Dosed-Feed 0, 625, 1250, 2500, 5000, OR 10000 PPM; 50/SEX/GROUP Battelle Columbus Laboratory
LEVELS OF EVIDENCE OF CARCINOGENICITY--ORGAN/TISSUE (NEOPLASM):
MR: EQUIVOCAL EVIDENCE KIDNEY TUBULAR CELL: (SINGLE SECTIONS) ADENOMA 1/50 0/50 3/50 1/50 (SINGLE AND STEP SECTIONS) 2/50 1/50 7/50 6/50; (STOP STUDY) SINGLE SECTIONS 0/50, SINGLE AND STEP SECTIONS 6/45
NON-NEOPLASTIC LESIONS: KIDNEY: INCREASED SEVERITY OF NEPHROPATHY
FORESTOMACH: CHRONIC INFLAMMATION; ULCER; EPITHELIAL HYPERPLASIA
GLANDULAR STOMACH: MINERALIZATION
INTESTINES: DUODENUM, EROSION
LIVER: HEPATOCYTE CENTRILOBULAR HYPERTROPHY
FR: NO EVIDENCE
NON-NEOPLASTIC LESIONS: KIDNEY: INCREASED SEVERITY OF NEPHROPATHY
FORESTOMACH: CHRONIC INFLAMMATION; ULCER; EPITHELIAL HYPERPLASIA
GLANDULAR STOMACH: EROSION
LIVER: HEPATOCYTE CENTRILOBULAR HYPERTROPHY