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A toxin is a naturally occurring organic [dubious – discuss] poison produced by metabolic activities of living cells or organisms. They occur especially as proteins, often conjugated. The term was first used by organic chemist Ludwig Brieger (1849–1919) and is derived from the word "toxic".
The meaning of TOXIN is 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.
Toxin, any substance poisonous to an organism. The term is sometimes restricted to poisons spontaneously produced by living organisms (biotoxins). Besides the poisons produced by such microorganisms as bacteria, dinoflagellates, and algae, there are toxins from fungi (mycotoxins), higher plants.
Apr 1, 2018 · A toxin is a chemical substance which damages an organism. A toxin may be as simple as an ion or atom which negatively interferes with a cell. A toxin can also be in the form of complex molecules such as the proteins found in snake venom.
Microbial 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 ...
A poisonous substance, especially one produced by a living organism. Toxins can be products or byproducts of ordinary metabolism, such as lactic acid, and they must be broken down or excreted before building up to dangerous levels.
TOXIN definition: 1. a poisonous substance, especially one produced by bacteria, that causes disease 2. a poisonous…. Learn more.
TOXIN meaning: a poisonous substance and especially one that is produced by a living thing
toxin. noun. /ˈtɒksɪn/. /ˈtɑːksɪn/. a poisonous substance, especially one that is produced by bacteria in plants and animals. The algae kills off plant and animal life and, in some cases, produces dangerous toxins. Word Origin.
Jan 1, 2022 · In medicine, “toxin” refers to a biological substance that is poisonous to humans (think snake venom or botulism toxin). Scientists also use the term to refer to harmful environmental ...
