go·ny·au·lax .gō-nē-'ȯ-.laks n
1) cap a large genus of phosphorescent marine dinoflagellates that when unusually abundant cause red tide
2) any dinoflagellate of the genus Gonyaulax

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Gony·au·lax (gon″e-awґlaks) [gony- + Gr. aulakos a furrow] a genus of plantlike marine protozoa of the order Gonyaulacales, phylum Dinoflagellata, having mainly brown to yellow chromatophores. Like other dinoflagellates, they can produce red tide when present in vast numbers. Certain species have been associated with a form of shellfish poisoning (q.v.). Representative species include G. acatenella, G. catenella, G. polyedra, and G. tamarensis.

Medical dictionary. 2011.

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  • gonyaulax — ● gonyaulax nom masculin Péridinien marin sécrétant une toxine redoutable, à l origine du phénomène des « eaux rouges » en cas de pullulation. (La toxine se concentre le long des chaînes alimentaires.) …   Encyclopédie Universelle

  • gonyaulax — /goh nee aw laks/, n. any marine dinoflagellate of the genus Gonyaulax, sometimes occurring in great numbers and causing red tide. [ < NL < Gk góny KNEE + aûlax furrow] * * * ▪ dinoflagellate genus       genus of dinoflagellates (single celled… …   Universalium

  • gonyaulax — ˌgōnēˈȯˌlaks noun Etymology: New Latin, from Greek gony knee + aulax furrow more at knee 1. capitalized : a large genus of phosphorescent marine dinoflagellates that when unusually abundant cause red tide and a serious mussel poisoning of man… …   Useful english dictionary

  • Gonyaulax catanella — especie de protozoos planctónicos productores de una toxina que son ingeridos por los crustáceos de las costas norteamericanas, lo que provoca una intoxicación por marisco. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones… …   Diccionario médico

  • Gonyaulax tamarensis — Alexandrium tamarense Alexandrium tamarense …   Wikipédia en Français

  • Gonyaulax — Genus of dinoflagellates. Responsible for ‘red tides’ and associated shellfish poisoning due to saxitoxin. Some species are bioluminescent …   Dictionary of molecular biology

  • gonyaulax — go·ny·au·lax …   English syllables

  • Gonyaulax catanella — A marine dinoflagellate protozoan that produces a powerful toxin that accumulates in the tissues of mussels and other filter feeding shellfish and may cause fatal mussel poisoning in humans. [G. gony, knee, + aulakos, a furrow] …   Medical dictionary

  • Luciferin — Luciferine sind unterschiedliche Naturstoffe, die in verschiedenen biolumineszenten Organismen zur Erzeugung von Licht genutzt werden. In Gegenwart des entsprechenden Luciferase Enzyms reagieren sie mit Sauerstoff (Oxidation). Bei der Veränderung …   Deutsch Wikipedia

  • Dinoflagellata — Dinoflagellaten Systematik Klassifikation: Lebewesen Domäne: Eukaryoten (Eucaryota) ohne Rang: Chromalveolata Unterreich …   Deutsch Wikipedia

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