单词	heterocyclic amine
释义	heterocyclic amine noun : an amine containing one or more closed rings of carbon and nitrogen especially : any of various carcinogenic amines formed when creatine or creatinine reacts with free amino acids and sugar in meat cooked at high temperatures Example Sentences Recent Examples on the Web When muscle meats are over-cooked and burned, chemicals called HCAs (heterocyclic amines) are formed, which have been linked to an increased cancer risk in animals. NBC News, 21 June 2019 The rub: Cooking meat at high temperatures over an open flame to create that great grilled flavor also creates cancer-causing chemicals called heterocyclic amines (HCAs). Andrea Thelen, Ms, Detroit Free Press, 9 July 2018 Grill like a pescatarian Cooking most meat at temperatures above 300°F can produce potentially cancer-causing chemicals called heterocyclic amines (HCAs), according to the National Cancer Institute. Jamie Ducharme, Time, 1 June 2018 When muscle meats are over-cooked and burned, chemicals called HCAs (heterocyclic amines) are formed, which have been linked to an increased cancer risk in animals. NBC News, 21 June 2019 The rub: Cooking meat at high temperatures over an open flame to create that great grilled flavor also creates cancer-causing chemicals called heterocyclic amines (HCAs). Andrea Thelen, Ms, Detroit Free Press, 9 July 2018 Grill like a pescatarian Cooking most meat at temperatures above 300°F can produce potentially cancer-causing chemicals called heterocyclic amines (HCAs), according to the National Cancer Institute. Jamie Ducharme, Time, 1 June 2018 See More Word History First Known Use 1984, in the meaning defined above Medical Definition heterocyclic amine noun : an amine containing one or more closed rings of carbon and nitrogen especially : any of various carcinogenic amines that are formed when creatine or creatinine reacts with free amino acids and sugar in meat cooked at high temperature —abbreviation HCA
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