| 单词 | retinol2 |
| 释义 | > as lemmasretinol2 A yellow carotenoid alcohol that is the most potent form of vitamin A in most vertebrates. Also (more fully retinol2): a closely related compound found in freshwater and migratory (not marine) fish.Formulae: (retinol) C20H29OH; (retinol2) C20H27OH. ΚΠ 1960 Jrnl. Amer. Chem. Soc. 82 5581/1 The pure substance hitherto known as vitamin A1 or axerophthol shall be designated retinol. 1968 A. White et al. Princ. Biochem. (ed. 4) l. 1048 Vitamin A activity in mammals is exhibited by α-, β-, and γ-carotenes, by retinol and retinol2..and by a few other carotenoids. 1976 Nature 4 Mar. 49/2 Vitamin A (retinol) is a nutrient essential for vision, growth, reproduction and proper differentiation of epithelial tissue. 1996 Health Advisor Dec.–Jan. 63/1 The substance retinol (vitamin A) is involved in the development of the baby's limbs. 2003 Woman's Day (N.Y.) 16 Sept. 102/2 You don't have to spend a fortune on an antiaging moisturizer... Check drugstore shelves for products containing glycolic acid or retinol. < as lemmas |
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