Medical Dictionary

4-aminobiphenyl

noun 4-ami·no·bi·phe·nyl \ ˈfȯr-ə-ˌmē-nō-(ˌ)bī-ˈfe-nᵊl, -ˈfē- \
variants: also 4-aminodiphenyl play \ˈfȯr-ə-ˌmē-nō-(ˌ)dī-ˈfe-nᵊl, -ˈfē-\

medical Definition of 4-aminobiphenyl

: a carcinogenic chemical compound C12H11N with a floral odor that is present in tobacco smoke, occurs as an impurity in diphenylamine, was formerly used as a stabilizer of rubber and in the manufacture of azo dyes, and is now chiefly limited to use in laboratory research
  • Researchers at the University of Louisville studied 410 pregnant women, measuring levels of three tobacco carcinogens in the mothers and their newborns—benzo(a)pyrene, which causes lung and skin cancer; 4-aminobiphenyl, which causes bladder cancer; and acrylonitrile, which causes liver cancer.
  • —Amanda HustedAtlanta Journal-Constitution23 Apr. 1996

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