Study Results & Research Projects

Summaries & Associations of Study Results

TR-210 1,2-Dibromoethane

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http://ntp.niehs.nih.gov/go/9782

Target Organs and Levels of Evidence
NTP Technical Report Number 210

Produced from Chemtrack Database 09/19/01

CHEMICAL/ CAS NUMBER PEER REVIEW DATE PRIMARY USES ROUTE/EXPOSURE LEVELS STUDY LABORATORY
1,2-DIBROMOETHANE
106-93-4
06/27/80 SCAVENGER FOR LEAD IN GASOLINE; SOIL AND GRAIN FUMIGANT; INTERMEDIATE FOR DYES AND DRUGS Inhalation 0,10,40 PPM/50 PER GROUP Hazleton (Vienna)
LEVELS OF EVIDENCE OF CARCINOGENICITY--ORGAN/TISSUE (NEOPLASM):
MR: POSITIVE NASAL CAVITY: ADENOMA 0/50 11/50 0/50; ADENOCARCINOMA 0/50 20/50 28/50; CARCINOMA 0/50 0/50 21/50
VASCULAR SYSTEM: HEMANGIOSARCOMA 0/50 1/50 15/50
MESOTHELIUM (ABDOMINAL CAVITY/TUNICA VAGINALIS): MESOTHELIOMA 0/50 7/50 25/50
FR: POSITIVE NASAL CAVITY: ADENOMA 0/50 11/50 3/50; ADENOCARCINOMA 0/50 20/50 29/50; CARCINOMA 0/50 0/50 25/50
VASCULAR SYSTEM: HEMANGIOSARCOMA 0/50 0/50 5/50
MAMMARY GLAND: FIBROADENOMA 4/50 29/50 24/50
LUNG: ALVEOLAR/BRONCHIOLAR ADENOMA 0/50 0/48 1/47 OR ALVEOLAR/BRONCHIOLAR CARCINOMA 0/50 0/48 4/47 COMBINED 0/50 0/48 5/47
MM: POSITIVE LUNG: ALVEOLAR/BRONCHIOLAR ADENOMA 0/41 0/48 11/46; ALVEOLAR/BRONCHIOLAR CARCINOMA 0/41 3/48 19/46
FM: POSITIVE LUNG: ALVEOLAR/BRONCHIOLAR ADENOMA 3/49 7/49 13/50; ALVEOLAR/BRONCHIOLAR CARCINOMA 1/49 5/49 37/50
VASCULAR SYSTEM: HEMANGIOSARCOMA 0/50 11/50 23/50
SUBCUTANEOUS TISSUE: FIBROSARCOMA 0/50 5/50 11/50
NASAL CAVITY: CARCINOMA 0/50 0/50 6/50
MAMMARY GLAND: ADENOCARCINOMA 2/50 14/50 8/50