National Toxicology Program

National Toxicology Program
https://ntp.niehs.nih.gov/go/12376

Target Organs and Levels of Evidence for TR-024

Bioassay of Malathion for Possible Carcinogenicity (CASRN 121-75-5)

Chemical (Study Title)
CASRN
Peer Review DatePrimary UsesRoute/Exposure LevelsStudy Laboratory
Malathion
121-75-5
01/18/1978Insecticide. Associated with tobacco: reported either as a natural component of tobacco, pyrolysis product (in tobacco smoke), or additive for one or more types of tobacco products.Dosed-Feed
R: 0,6000,10000 (AVG), M: 0,8000,16000 (AVG) PPM/50 PER GROUP
Gulf South Research Institute

Levels of Evidence

Male Rats: Negative
Female Rats: Negative
Male Mice: Negative
Female Mice: Negative


NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.