单词 | phallin a |
释义 | > as lemmasphallin A Originally: a haemolytic substance (later shown to be a mixture) extracted from the death cap toadstool, Amanita phalloides, and thought to be the poisonous principle of the toadstool. Later (more fully phallin A, phallin B, etc.): any of certain cyclic oligopeptides present in this mixture. ΘΚΠ the world > matter > chemistry > organic chemistry > substances in fungi > [noun] tremellin1860 phallin1897 zearalenone1966 1897 Trans. Brit. Mycol. Soc. 1 27 Professor Kobert..has given the name of phalline to the poisonous substance present in Amanita phalloides, Fries. 1898 H. W. Felter & J. U. Lloyd King's Amer. Dispensatory (ed. 18) I. 364 Salt solution dissolves phallin, removing it from the fungus, but after having been swallowed there is no known antidote. 1930 Lancet 1 Feb. 228/1 The toxin of tetanus is checked by La Bourboule water and not by Mont Dore, phallin poison by Mont Dore water and not by La Bourboule. 1968 Science 1 Mar. 949/1 Both these toxins [sc. phalloidin and amanitin] are representatives of two families of poisonous peptides... The phallotoxins include phalloidin, phalloin, phallacidin, phallisin, and phallin B. 1970 Phytochemistry 9 919 From several dozens of biologically inert cyclopeptides, Phallin A has been isolated in pure form. It is a cyclohexapeptide, c-Gly-Pro-Val-Phe-Phe-Ala (exclusively l-enantiomers). < as lemmas |
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