单词 | pre-carcinogen |
释义 | > as lemmaspre-carcinogen pre-carcinogen n. Brit. /(ˌ)priːˈkɑːs(ᵻ)nədʒ(ə)n/ , /(ˌ)priːˈkɑːsn̩ədʒ(ə)n/ , /ˌpriːkɑːˈsɪnədʒ(ə)n/ , U.S. /ˌpriˌkɑrˈsɪnədʒən/ , /ˌpriˈkɑrs(ə)nəˌdʒɛn/ a non-carcinogenic precursor of a carcinogen.ΚΠ 1948 I. Berenblum in Unio Internat. Contra Cancrum Acta 6 18/1 Support for the theory would be derived from the discovery of a pure precarcinogen (i.e. one which is not itself carcinogenic, but which, when followed by croton oil treatment, would lead to the development of tumours). 1990 Mutagenesis 5 623/2 Myrcene may exert an antimutagenic effect by inhibiting certain forms of cytochrome P-450 enzymes required for the activation of pre-mutagens and pre-carcinogens. < as lemmas |
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