Toxin - Wikipedia
WEBA toxin is a naturally occurring organic [dubious – discuss] poison [1] produced by metabolic activities of living cells or organisms. [2] They occur especially as proteins, often conjugated. [3] The term was first used by organic chemist Ludwig Brieger (1849–1919) [4] and is derived from the word "toxic".
Toxin Definition & Meaning - Merriam-Webster
WEBtoxin: [noun] a poisonous substance that is a specific product of the metabolic activities of a living organism and is usually very unstable, notably toxic when introduced into the tissues, and typically capable of inducing antibody formation.
Microbial toxin - Wikipedia
WEBMicrobial toxin. Microbial toxins are toxins produced by micro-organisms, including bacteria, fungi, protozoa, dinoflagellates, and viruses. Many microbial toxins promote infection and disease by directly damaging host tissues and by disabling the immune system. Endotoxins most commonly refer to the lipopolysaccharide (LPS) or ...
Shiga Toxin (Stx) Classification, Structure, and Function - PMC
WEBShiga toxin (Stx) is one of the most potent bacterial toxins known. Stx is found in Shigella dysenteriae 1 and in some serogroups of Escherichia coli (called Stx1 in E. coli).In addition to or instead of Stx1, some E. coli strains produce a second type of Stx, Stx2, that has the same mode of action as Stx/Stx1 but that is antigenically distinct. . Because subtypes of …
Cholera toxin - Wikipedia
WEBCholera toxin. Cholera toxin (also known as choleragen and sometimes abbreviated to CTX, Ctx or CT) is an AB5 multimeric protein complex secreted by the bacterium Vibrio cholerae. [1] [2] CTX is responsible for the massive, watery diarrhea characteristic of cholera infection. [3] It is a member of the heat-labile enterotoxin family .
TOXIN definition and meaning | Collins English Dictionary
WEB6 days ago · toxin in British English. (ˈtɒksɪn ) noun. 1. any of various poisonous substances produced by microorganisms that stimulate the production of neutralizing substances ( antitoxins) in the body. See also endotoxin, exotoxin. 2. any other poisonous substance of plant or animal origin. Collins English Dictionary.
TOXIN | English meaning - Cambridge Dictionary
WEBTOXIN definition: 1. a poisonous substance, especially one produced by bacteria, that causes disease 2. a poisonous…. Learn more.
toxin noun - Definition, pictures, pronunciation and usage notes ...
WEBDefinition of toxin noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Toxin - Definition, Meaning & Synonyms | Vocabulary.com
WEBtoxin: 1 n a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species Types: show 26 types... hide 26 types... ricin , ricin toxin a toxic protein extracted from castor beans; used as a chemical reagent; can be used as a bioweapon animal toxin , zootoxin a toxin resembling ...
Toxin - definition of toxin by The Free Dictionary
WEBtoxin. 1. (Pathology) any of various poisonous substances produced by microorganisms that stimulate the production of neutralizing substances (antitoxins) in the body. See also endotoxin, exotoxin. 2. (Biology) any other poisonous substance of plant or animal origin.
Skip to content