Biotin
Biotin, Vitamin H, zu den wasserlöslichen Vitaminen gehörende Verbindung aus zwei Fünfringen und der n-Valeriansäure; als Coenzym insbesondere an CO2-Übertragungen beteiligt; reichlich enthalten in Leber, Niere, Eigelb, Hefe. Die Darmbakterien der Säugetiere synthetisieren B. Ein selten auftretender Mangel führt zu charakteristischen Hautveränderungen und Lähmungen.

Deutsch wörterbuch der biologie. 2013.

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  • Biotin — Biotin[1] …   Wikipedia

  • biotin — i o*tin n. a B vitamin ({C10H16N2O3S}) that aids in body growth; called also {vitamin H} and {coenzyme R}. It functions as a coenzyme in many carboxylation reactions. Note: Biotin binds tightly to the substance avidin, found in raw egg whites.… …   The Collaborative International Dictionary of English

  • biotin — vitamin of the B group (also sometimes called vitamin H) essential for the growth of yeast, 1936, from Ger. Biotin (1936), from Gk. biotos life (see BIO (Cf. bio )) + chemical suffix IN (Cf. in) (2) …   Etymology dictionary

  • biotin — biòtīn m <G biotína> DEFINICIJA C10H16N2O3S, vitamin B grupe, prisutan u kvascu, žumanjku jajeta, jetri, prima se putem hrane, a sintetizira ga i normalna crijevna flora, u čovječjem organizmu deponira se u jetri ETIMOLOGIJA njem. Biotin ≃… …   Hrvatski jezični portal

  • biotin — biotin. См. витамин Н. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • biotin — ► NOUN ▪ a vitamin of the B complex, found in egg yolk, liver, and yeast, involved in the synthesis of fatty acids and glucose. ORIGIN from Greek bios life …   English terms dictionary

  • biotin — [bī′ə tin] n. [ BIOT(IC) + IN1] a bacterial growth factor, C10H16O3N2S, present in all living things; vitamin H: it is one of the vitamin B group and is found in liver, egg yolk, yeast, etc …   English World dictionary

  • Biotin — Strukturformel Allgemeines Trivialname Vitamin B7 Vitamin B8 Vitamin H …   Deutsch Wikipedia

  • Biotin — A water soluble B complex vitamin involved in carbon dioxide transfer and therefore essential to the metabolism of carbohydrate and fat. A balanced diet usually contains enough biotin. Foods with high biotin levels include nuts, cereals, green… …   Medical dictionary

  • biotin — /buy euh tin/, n. Biochem. a crystalline, water soluble vitamin, C10H16O3N2S, of the vitamin B complex, that is present in all living cells and functions as a growth factor and as a catalyst in carboxylation reactions. Also called vitamin H.… …   Universalium

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