Serotonin

Serotonin
Serotonin, 5-Hydroxytryptamin, im Tier- und Pflanzenreich weit verbreitetes, durch Hydroxylierung und anschließende Decarboxylierung aus Tryptophan entstehendes biogenes Amin; Gewebshormon; wirkt im Zentralnervensystem als Transmitter serotoninerger Synapsen. S. kommt z.B. in Milz und Lunge vor, regt in der Darmschleimhaut die Peristaltik an und befindet sich in den Thrombocyten, aus denen es bei der Blutgerinnung austritt und gefäßverengend wirkt.

Deutsch wörterbuch der biologie. 2013.

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  • serotonin — serotonin. См. серотонин. (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.

  • serotonin — neurotransmitting chemical, 1948, coined from sero , comb. form of SERUM (Cf. serum) (q.v.) + ton(ic) + chemical suffix IN (Cf. in) (2) …   Etymology dictionary

  • serotonin — serotònīn m <G serotonína> DEFINICIJA biol. kem. prirodni sastojak krvi i različitih tkiva, osobito moždanog; povećava tonus i peristaltiku tankog crijeva i suženje kapilara ETIMOLOGIJA v. serum + grč. tónos: napetost + in …   Hrvatski jezični portal

  • serotonin — [sir΄ə tō′nin, ser΄ə tō′nin] n. [ SERO + TON(IC) + IN1] a complex amine, C10H12N2O, found in blood, the brain, etc. or produced synthetically: it constricts the blood vessels and contracts smooth muscle tissue, and is important both as a… …   English World dictionary

  • Serotonin — Strukturformel Allgemeines Name Serotonin Andere Namen …   Deutsch Wikipedia

  • Serotonin — chembox ImageFileL1 = Serotonin (5 HT).svg ImageSizeL1 = 145px ImageFileR1 = Serotonin 3D vdW.png ImageSizeR1 = 145px IUPACName = 5 Hydroxytryptamine or 3 (2 aminoethyl) 1 H indol 5 ol OtherNames = Section1 = Chembox Identifiers CASNo = 50 67 9… …   Wikipedia

  • serotonin — /ser euh toh nin, sear /, n. Biochem. a neurotransmitter, derived from tryptophan, that is involved in sleep, depression, memory, and other neurological processes. [1945 50; SERO + TONE + IN2] * * * Chemical (5 hydroxytryptamine, or 5 HT) derived …   Universalium

  • serotonin — A vasoconstrictor, liberated by blood platelets, that inhibits gastric secretion and stimulates smooth muscle; present in relatively high concentrations in some areas of the central nervous system (hypothalamus, basal ganglia), and occurring in… …   Medical dictionary

  • Serotonin — Se|ro|to|nin [Kurzw. aus ↑ Serum, ↑ Tonus u. ↑ in (3)], das; s; Syn.: 5 Hydroxytryptamin (5 HT), (systematisch:) 3 (2 Aminoethyl)indol 5 ol: in Tier u. Pflanzenreich weit verbreitetes biogenes Amin. S. wirkt im menschlichen Organismus als… …   Universal-Lexikon

  • serotonin — 5 hydroxytryptamine; n. a compound widely distributed in the tissues, particularly in the blood platelets, intestinal wall, and central nervous system. Serotonin is thought to play a role in inflammation similar to that of histamine and it is… …   The new mediacal dictionary

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