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antigen

UK
/ˈæn.tɪ.dʒən/
US
/ˈæn.tɪ.dʒən/

Translations

antigennoun
antigens
pl
UK
/ˈæn.tɪ.dʒən/
US
/ˈæn.tɪ.dʒən/
The immune system produces antibodies in response to an antigen.
Иммунная система вырабатывает антитела в ответ на антиген.
Synonyms
immunogen
pathogen
foreign substance
toxin
antigenadjective
UK
/ˈæn.tɪ.dʒən/
US
/ˈæn.t̬ɪ.dʒən/
Used attributively before another noun to denote relation to antigens (e.g., "antigen test", "antigen detection").

Definitions

antigennoun
Any substance, typically a protein or polysaccharide, that when introduced into the body elicits an immune response, especially the production of antibodies.
Exposure to the antigen triggered the rapid production of specific antibodies.
A molecule or molecular structure, such as may be present on the outside of a pathogen, that is recognized by the immune system, specifically by antibodies, B cells, or T cells.
Vaccines work by introducing a harmless form of an antigen to stimulate the immune system.
antigenadjective
Relating to or involving an antigen.
The clinic offers rapid antigen testing for travelers.
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