Toxin Tox"in, Toxine Tox"ine, n. [Gr. toxiko`n. See {Toxic}. ] A poisonous product formed by an organism, such as a pathogenic bacterium, a plant or an animal, usually having a high molecular weight, often a protein or a polysaccharide, but occasionally a low-molecular weight agent such as {tetrodotoxin}.

The Collaborative International Dictionary of English. 2000.

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  • tetrodotoxin — [te΄trə dō täk′sin] n. [< ModL Tetrodon, a genus of fishes (short for tetraodon < tetra ,TETRA + Gr odōn,TOOTH) + TOXIN] an extremely poisonous neurotoxin, C11H17N3O8, found in the puffer fishes and a genus ( Taricha) of newts, that blocks… …   English World dictionary

  • Tetrodotoxin — Chembox new ImageFile=Tetrodotoxin 2D skeletal.png ImageSize= ImageFile2=Tetrodotoxin 3D balls.png IUPACName=Octahydro 12 (hydroxymethyl) 2 imino 5,9:7,10a dimethano 10aH [1,3] dioxocino [6,5 d] pyrimidine 4,7,10,11,12 pentol… …   Wikipedia

  • Tetrodotoxin — Strukturformel Allgemeines Name Tetrodotoxin Summenformel …   Deutsch Wikipedia

  • tetrodotoxin — blowfish low fish n. 1. a fish eaten as a delicacy, especially in Japan. It is highly dangerous because of a potent nerve poison (tetrodotoxin) in its ovaries and liver. Chefs require special training to learn how to remove the poisonous parts,… …   The Collaborative International Dictionary of English

  • tetrodotoxin — Puffer Puff er, n. 1. One who puffs; one who praises with noisy or extravagant commendation. [1913 Webster] 2. One who is employed by the owner or seller of goods sold at suction to bid up the price; a by bidder. Bouvier. [1913 Webster] 3. (Zo[… …   The Collaborative International Dictionary of English

  • Tetrodotoxin — Te|t|ro|do|to|xin [nlat. Tetraodontidae = Kugelfische (griech. odoús, Gen.: odóntos = Zahn); ↑ Toxin] von Bakterien in Fischen, Mollusken, Amphibien etc. produziertes äußerst giftiges tetracycl. Alkaloid, das über die Nahrungskette eingeschleppt… …   Universal-Lexikon

  • tetrodotoxin — noun Etymology: International Scientific Vocabulary tetrodo (from New Latin Tetrodon, genus of tropical marine fishes) + toxin Date: 1911 a neurotoxin C11H17N3O8 found especially in puffer fish that blocks nerve conduction by suppressing… …   New Collegiate Dictionary

  • tetrodotoxin — the poison found in tetrodotoxic fishes; also called spheroidine, fugu toxin, or puffer poison (anhydrotetrodotoxin 4 epitetrodotoxin or tetrodonic acid). The empirical molecular formula is (C11 H17 N3 O8 HBr), a complex molecule. It is among the …   Dictionary of ichthyology

  • tetrodotoxin — A potent neurotoxin (319 D) from the Japanese puffer fish. It binds to the sodium channel, blocking the passage of action potentials. Its activity closely resembles that of saxitoxin …   Dictionary of molecular biology

  • tetrodotoxin — /te troh deuh tok sin/, n. Pharm. a neurotoxin, C11H17N3O3, occurring in a species of puffer fish: ingestion of the toxin is usually rapidly fatal due to heart failure or asphyxiation; used experimentally to block impulse conduction potential in… …   Universalium

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