https://ntp.niehs.nih.gov/go/9625

Fenthion: Target Organs and Levels of Evidence for TR-103

Bioassay of Fenthion for Possible Carcinogenicity (CASRN 55-38-9)

Chemical (Study Title)
CASRN
Peer Review Date Route/Exposure Levels Study Laboratory
Fenthion
55-38-9
10/25/1978 Dosed-Feed
0,10,20 PPM/50 PER GROUP
Gulf South Research Institute

Levels of Evidence

Male Rats: Negative
Female Rats: Negative
Male Mice: Equivocal
Type Organ/Tissue (Lesion)
Neoplastic Lesions
  • Skin: (SARCOMA OR FIBROSARCOMA OR RHABDOMYOSARCOMA)
Female Mice: Negative