Alkaloid obtained from the Indian tree Strychnos nux-vomica ; specific blocking agent for the action of the amino acid transmitter glycine. Convulsive effects of strychnine are probably due to its blockage of inhibitory synapses onto spinal cord motoneurons.

Dictionary of molecular biology. 2004.

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  • STRYCHNINE — Alcaloïde de formule brute C21H2222, extrait de la graine du vomiquier (Strychnos nux vomica ) ou noix vomique, de la famille des loganiacées. Très toxique, la strychnine est inscrite au tableau A de la pharmacopée. On trouve le vomiquier à… …   Encyclopédie Universelle

  • Strychnine — Strych nine, n. [L. strychnos a kind of nightshade, Gr. ?: cf. F. strychnine.] (Chem.) A very poisonous alkaloid resembling brucine, obtained from various species of plants, especially from species of {Loganiace[ae]}, as from the seeds of the St …   The Collaborative International Dictionary of English

  • strychnine — powerful poisonous alkaloid, 1819, from Fr. strychnine, from Mod.L. Strychnos, the genus name of the plant (nux vomica) from which the poison is obtained, from Gk. strychnon, a kind of nightshade, of uncertain origin. The chemical was discovered… …   Etymology dictionary

  • strychnine — ► NOUN ▪ a bitter and highly poisonous substance obtained from nux vomica and related plants. ORIGIN from Greek strukhnos, denoting a kind of nightshade …   English terms dictionary

  • strychnine — [strik′nin, strik′nēn΄, strik′nīn΄] n. [Fr < ModL Strychnos < L < Gr strychnos, nightshade] a highly poisonous, colorless, crystalline alkaloid, C21H22N2O2, obtained from nux vomica and other similar plants …   English World dictionary

  • Strychnine — Pour les articles homonymes, voir Strychnine (homonymie). Strychnine Molécule de strychnine …   Wikipédia en Français

  • Strychnine — Chembox new ImageFile=Strychnine2.svg ImageSize=200px ImageFile1=Strychnine from xtal 3D balls.png IUPACName= OtherNames=Strychnidin 10 one Section1= Chembox Identifiers CASNo=57 24 9 PubChem=441071 SMILES= [H] [C@] ( [C@@] (C(C=CC=C7) =C7N34)5… …   Wikipedia

  • strychnine — strychnic, adj. /strik nin, neen, nuyn/, n. 1. Pharm. a colorless, crystalline poison, C21H22N2O2, obtained chiefly by extraction from the seeds of nux vomica, formerly used as a central nervous system stimulant. 2. an Indian tree, Strychnos nux… …   Universalium

  • strychnine — An alkaloid from Strychnos nux vomica; colorless crystals of intensely bitter taste, nearly insoluble in water. It stimulates all parts of the central nervous system, and was used as a stomachic, an antidote for depressant poisons, and in the… …   Medical dictionary

  • strychnine — [[t]strɪ̱kniːn, AM naɪn[/t]] N UNCOUNT Strychnine is a very poisonous drug which is sometimes used in very small amounts as a medicine …   English dictionary

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