all-trans isomer

См. также в других словарях:

• all-trans retinal — a retinal isomer formed from the 11 cis isomer upon bleaching of the photoreceptor proteins of the retina by light; the isomer dissociates from the opsins and is reconverted to the 11 cis isomer in the dark to renew the visual cycle …   Medical dictionary

• Trans fat — Types of fats in food Unsaturated fat Monounsaturated fat Polyunsaturated fat Trans fat Cis fat Omega fatty acids: ω−3 ω−6 ω−9 Saturated fat Interesterified fat See also Fatty acid …   Wikipedia

• isomer — /uy seuh meuhr/, n. 1. Chem. a compound displaying isomerism with one or more other compounds. 2. Also called nuclear isomer. Physics. a nuclide that exhibits isomerism with one or more other nuclides. [1865 70; back formation from ISOMERIC] * *… …   Universalium

• 11-cis-Retinal — Strukturformel 11 cis Retinal …   Deutsch Wikipedia

• Retinal — Strukturformel …   Deutsch Wikipedia

• retinoic acid — Vitamin A1 acid; retinal in which the terminal –CHO has been oxidized to a –COOH; used topically in the treatment of acne; plays an important role in growth and differentiation. SYN: vitamin A1 acid. 13 cis r. the retinoid most used in the U.S.… …   Medical dictionary

• tretinoin — A keratolytic agent. See retinoic acid. * * * tre·tin·o·in tre tin ə wən n the all trans isomer of retinoic acid that is applied topically to the skin to treat acne vulgaris and to reduce facial wrinkles, roughness, and pigmented spots and that… …   Medical dictionary

• Dichlorotris(triphenylphosphine)ruthenium(II) — IUPAC name Dic …   Wikipedia

• 11-cis retinal — a retinal isomer that combines with opsins to form photoreceptive molecules, in the rods combining with scotopsin to form rhodopsin and in the cones combining with photopsins to form several iodopsins. In the presence of light, it is converted to …   Medical dictionary

• tretinoin — noun Etymology: perhaps from trans + retinoic acid Date: 1980 the all trans isomer of retinoic acid that is applied to the skin to treat severe acne and reduce facial wrinkles, roughness, and pigmented spots …   New Collegiate Dictionary

• tretinoin — treˈtinəwə̇n noun ( s) Etymology: perhaps from trans + retinoic acid (herein) + in : the all trans isomer of retinoic acid that is applied topically to the skin to treat acne vulgaris and to reduce facial wrinkles, roughness, and pigmented spots… …   Useful english dictionary