| 释义 |
plant toxin
Thesaurus| Noun | 1. | plant toxin - any substance produced by plants that is similar in its properties to extracellular bacterial toxinphytotoxinnicotine - an alkaloid poison that occurs in tobacco; used in medicine and as an insecticidestrychnine - an alkaloid plant toxin extracted chiefly from nux vomica; formerly used as a stimulantbrucine - a bitter alkaloid poison resembling strychnine and extracted from nux vomicahemlock - poisonous drug derived from an Eurasian plant of the genus Conium; "Socrates refused to flee and died by drinking hemlock"toxin - a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal speciesmycotoxin - a toxin produced by a funguscurare, tubocurarine - a toxic alkaloid found in certain tropical South American trees that is a powerful relaxant for striated muscles; "curare acts by blocking cholinergic transmission at the myoneural junction" |
EncyclopediaSeephytotoxinplant toxin
phy·to·tox·in (fī'tō-tok'sin), A toxic substance of plant origin. Synonym(s): plant toxin [phyto- + G. toxikon, poison] toxin (tok'sin) [ tox(ic) + -in] A poisonous substance. See: antitoxin; hazardous material; health hazard; permissible exposure limits; phytotoxin; right-to-know law; toxoidanthrax toxinThe three proteins made by the infectious bacterium Bacillus anthracis responsible for the deadly effects of anthrax. Anthrax toxin includes protective antigen, which helps lethal and edema factors enter and kill cells by disrupting the cell membrane's normal biochemical functions. bacterial toxinA poison produced by bacteria that cause cell damage. They include exotoxins, e.g., those secreted by Staphylococcus aureus and Corynebacterium diphtheriae, and endotoxins. Endotoxins continue to cause damage even after the bacteria are killed. See: bacteriabotulinum toxin type AA neuromuscular blocking drug used to paralyze muscles, esp. muscles in spasm. It is also used for cosmetic purposes, e.g., by those desirous of maintaining a fixed facial appearance. botulinus toxinA neurotoxin that blocks acetylcholine release, produced by Clostridium botulinum, the causative organism for botulism. Seven types of the toxin have been identified. dermonecrotic toxinAny of a group of toxins that can cause necrosis of the skin. Coagulase-positive Staphylococcus aureus produces several such toxins. Synonym: exfoliative toxin See: Kawasaki disease; staphylococcal scaled skin syndrome; toxic shock syndromeDick toxin See: Dick toxindiphtheria toxinThe toxin produced by Corynebacterium diphtheriae.diphtheria toxin for Schick testThe toxin used for determining immunity to diphtheria. See: Schick testdysentery toxinThe exotoxin of various species of Shigella.erythrogenic toxinThe former name for the streptococcal pyrogenic exotoxins.exfoliative toxinDermonecrotic toxin.iota toxinEither of two disease-causing proteins (Ib and Ia) released by the bacterium Clostridium perfringens. Ia binds to Ib and gains entry into the host cell cytoplasm. Ib subsequently disrupts the actin cytoskeleton and kills the cell. plant toxinPhytotoxin.reproductive toxinAny chemical or physical agent that destroys or inactivates the ovaries or testes, damages chromosomes, adversely effects reproductive hormones, or has a harmful impact on a developing fetus.Shiga toxin See: Shiga toxin.FinancialSeeToxinplant toxin
Synonyms for plant toxinnoun any substance produced by plants that is similar in its properties to extracellular bacterial toxinSynonymsRelated Words- nicotine
- strychnine
- brucine
- hemlock
- toxin
- mycotoxin
- curare
- tubocurarine
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