单词 | tocopherol |
释义 | tocopheroln. Biochemistry. Vitamin E: any or all of a group of closely related fat-soluble compounds that occur esp. in plant oils and are anti-oxidants essential in the diets of many animals and probably of man. ΚΠ 1936 H. M. Evans in Jrnl. Biol. Chem. 113 321 For this alcohol we propose the name ‘α-tocopherol’. 1956 Nature 14 Jan. 86/2 (heading) η-Tocopherol (7-methyltocol): a new tocopherol in rice. 1968 R. Passmore & J. S. Robson Compan. Med. Stud. I. x. 9/1 Vitamin E is a mixture of tocopherols, which are yellow oily liquids remarkably stable to heat. 1972 Daily Colonist (Victoria, Brit. Columbia) 13 Feb. 27/4 Glib armchair vitamin experts discuss tocopherol, the chemical name of Vitamin E, as easily as they talked of ascorbic acid and riboflavin two years ago. 1979 Nature 19 Apr. 737/2 Vitamin E (α-tocopherol) and vitamin C (ascorbic acid) react rapidly with organic free radicals, and it is widely accepted that the antioxidant properties of these compounds are responsible in part for their biological activity. This entry has not yet been fully updated (first published 1986; most recently modified version published online March 2022). < |
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