ciguatoxin

ciguatoxin
A marine saponin of unknown structure but with the empirical formula C35H65NO8; the toxic substance causing ciguatera.

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ci·gua·tox·in 'sē-gwə-.täk-sən, 'sig-wə- n a potent heat-stable neurotoxin that is produced by a marine dinoflagellate (Gambierdiscus toxicus) and causes ciguatera poisoning in those who eat fish (as barracuda or amberjack) in which toxic levels of it have become concentrated also any of several related neurotoxins causing ciguatera

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ci·gua·tox·in (seґgwə-tok″sin) a heat-stable ichthyosarcotoxin secreted as a pretoxin by the dinoflagellate Gambierdiscus toxicus and biotransformed to the active form by certain marine fish. It becomes concentrated in the tissues of the fish, and when people eat the fish the toxin affects their sodium channels and causes ciguatera.

Medical dictionary. 2011.

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  • Ciguatoxin — Chemical structure of the ciguatoxin CTX1B The ciguatoxins are a class of poisonous organic compounds found in some fish that causes ciguatera. There are several different chemicals in this class. CTX is often used as an abbreviation in their… …   Wikipedia

  • Ciguatoxin — Strukturformel Allgemeines Name Ciguatoxin Andere Namen CTX1B …   Deutsch Wikipedia

  • ciguatoxin — the poison causing ciguatera poisoning. Exact chemical and pharmacological properties are unknown. May be a complex biotoxin with several fractions or several chemically unrelated compounds. May be a phospholipid. The formula C28 H52 NO5 C1 has… …   Dictionary of ichthyology

  • ciguatoxin — ci·gua·tox·in (sē gwə tŏkʹsĭn) n. A potent neurotoxin that is secreted by a dinoflagellate and can accumulate in the flesh of certain marine fish, such as grouper or snapper, causing ciguatera poisoning.   [ciguatera + toxin.] * * * …   Universalium

  • ciguatoxin — noun Any of several closely related toxins, having a complex structure including a row of thirteen connected heterocyclic rings, produced by algae that are eaten by many fish; causes ciguatera poisoning in humans …   Wiktionary

  • ciguatoxin — n. strong neurotoxin which is found in the flesh of some marine fish and causes ciguatera poisoning …   English contemporary dictionary

  • ciguatoxin — ci·gua·tox·in …   English syllables

  • ciguatoxin — ¦sēgwə¦täksə̇n, ¦sig noun Etymology: ciguatera + toxin : a potent heat stable lipid neurotoxin that is produced by a marine dinoflagellate (Gambierdiscuss toxicus) and causes ciguatera poisoning in those who eat fish (as barracuda or amberjack)… …   Useful english dictionary

  • ciguateratoxin — ciguatoxin …   Dictionary of ichthyology

  • Ciguatoxine — (CTX) sind eine Gruppe von ca. zwanzig kompliziert gebauten, strukturell eng verwandten, hoch neurotoxischen polycyclischen Polyethern. Sie sind Stoffwechselprodukte eines marinen Dinoflagellaten und Mitverursacher der Ciguatera, einer… …   Deutsch Wikipedia

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