Skip to Main Navigation
Skip to Page Content

COVID-19 is an emerging, rapidly evolving situation.

Get the latest public health information from CDC and research information from NIH.

U.S. flag

An official website of the United States government

Dot gov

The .gov means it's official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Share This:
https://ntp.niehs.nih.gov/go/8421

p-Nitrosodiphenylamine: Target Organs and Levels of Evidence for TR-190

Bioassay of p-Nitrosodiphenylamine for Possible Carcinogenicity (CASRN 156-10-5)

Chemical (Study Title)
CASRN		Peer Review DateRoute/Exposure LevelsStudy Laboratory
p-Nitrosodiphenylamine
156-10-5		10/25/1978Dosed-Feed
R: 0,2500,5000, M: 0,4254,9000 (AVG) PPM/50 PER GROUP		Litton Bionetics, Inc.

Levels of Evidence

Male Rats: Positive
TypeOrgan/Tissue (Lesion)
Neoplastic Lesions
  • Liver: (NEOPLASTIC NODULE OR CARCINOMA)
Female Rats: Negative
Male Mice: Positive
TypeOrgan/Tissue (Lesion)
Neoplastic Lesions
  • Liver: (CARCINOMA)
Female Mice: Negative