National Toxicology Program

National Toxicology Program
https://ntp.niehs.nih.gov/go/13441

Target Organs and Levels of Evidence for TR-132

Bioassay of 2,5-Dithiobiurea for Possible Carcinogenicity (CASRN 142-46-1)

Chemical (Study Title)
CASRN
Peer Review DatePrimary UsesRoute/Exposure LevelsStudy Laboratory
2,5-Dithiobiurea
142-46-1
10/25/1978In photographic chemicalsDosed-Feed
R: 0,.6,1.2, M: 0,1.0,2.0 %/50 PER GROUP
T.S.I. Mason Laboratories, Inc.

Levels of Evidence

Male Rats: Negative
Female Rats: Negative
Male Mice: Negative
Female Mice: Equivocal
TypeOrgan/Tissue (Lesion)
Neoplastic Lesions
  • Liver: (CARCINOMA)


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