Study Results & Research Projects

Summaries & Associations of Study Results

TR-319 1,4-Dichlorobenzene (p-Dichlorobenzene)

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http://ntp.niehs.nih.gov/go/9588

Target Organs and Levels of Evidence
NTP Technical Report Number 319

Produced from Chemtrack Database 09/19/01

CHEMICAL/ CAS NUMBER PEER REVIEW DATE PRIMARY USES ROUTE/EXPOSURE LEVELS STUDY LABORATORY
1,4-DICHLOROBENZENE (P-DICHLOROBENZENE)
106-46-7
03/26/86 INSECTICIDAL FUMIGANT, GERMICIDE, INTR IN MANUF. OF DICHLOROANILINE, DYES, IN PHARMACEUTICALS, DEODORANT FOR GARBAGE & RESTROOMS (HSDB 1990) Gavage MR: 0,150,300 MG/KG, FR: 0,300,600 MG/KG, M: 0,300,600 MG/KG/50 PER GROUP Battelle Columbus Laboratory
LEVELS OF EVIDENCE OF CARCINOGENICITY--ORGAN/TISSUE (NEOPLASM):
MR: CLEAR EVIDENCE KIDNEY TUBULAR CELL: ADENOCARCINOMA 1/50 3/50 7/50
NON-NEOPLASTIC LESIONS: KIDNEY: INCREASED SEVERITY OF NEPHROPATHY; HYPERPLASIA, EPITHELIAL, PELVIS; MINERALIZATION, TUBULE; HYPERPLASIA, EPITHELIAL, TUBULE
FR: NO EVIDENCE
NON-NEOPLASTIC LESIONS: KIDNEY: NEPHROPATHY
MM: CLEAR EVIDENCE LIVER: ADENOMA 5/50 13/49 16/50; CARCINOMA 14/50 11/49 32/50
MAY HAVE BEEN RELATED: ADRENAL GLAND MEDULLA: PHEOCHROMOCYTOMA 0/47 2/48 4/49
NON-NEOPLASTIC LESIONS: LIVER: CYTOMEGALY; KARYOMEGALY; DEGENERATION; NECROSIS
THYROID GLAND: HYPERPLASIA, FOLLICULAR CELL
ADRENAL GLAND: HYPERPLASIA, MEDULLA; HYPERPLASIA, CAPSULE
FM: CLEAR EVIDENCE LIVER: ADENOMA 10/50 6/48 21/50; CARCINOMA 5/50 5/48 19/50
NON-NEOPLASTIC LESIONS: LIVER: CYTOMEGALY; KARYOMEGALY; DEGENERATION; NECROSIS