title: Nicotine-derived N-nitrosamines and tobacco-related cancer: current status and future directions.
mesh_terms: D000818:Animals; D001711:Biotransformation; D002273:Carcinogens / Q000378:metabolism; D006801:Humans; D009369:Neoplasms / Q000139:chemically induced*; D009602:Nitrosamines / Q000378:metabolism / Q000633:toxicity*; D010947:Plants, Toxic; D012907:Smoking; D014026:Nicotiana
chemical_list: D002273:Carcinogens; D009602:Nitrosamines; C016583:4-(N-methyl-N-nitrosamino)-1-(3-pyridyl)-1-butanone; C008655:N'-nitrosonornicotine