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Definition of Antigen
1. Noun. Any substance (as a toxin or enzyme) that stimulates an immune response in the body (especially the production of antibodies).
Specialized synonyms: Immunizing Agent, Immunogen, Agglutinogen, Fetoprotein, Foetoprotein, Anatoxin, Toxoid, Rh, Rh Factor, Rhesus Factor
Category relationships: Immunology
Terms within: Antigenic Determinant, Determinant, Epitope
Derivative terms: Antigenic
Definition of Antigen
1. Noun. (immunology) A substance that induces an immune response, usually foreign. ¹
¹ Source: wiktionary.com
Definition of Antigen
1. a substance that stimulates the production of antibodies [n -S]
Medical Definition of Antigen
1.
Lexicographical Neighbors of Antigen
Literary usage of Antigen
Below you will find example usage of this term as found in modern and/or classical literature:
1. Science by American Association for the Advancement of Science (1883)
"antigen interacting with the receptor (bound configuration) paralyzed a cell and
that two molecules of antigen interacting with one receptor (stretched ..."
2. The Medical Clinics of North America by Michael C. Fiore, Stephen S. Entman, Charles B. Rush (1921)
"antigen No. 1 4+ antigen No. 2 4+ antigen No. 3 4 + antigen No. 1 4+ antigen No.
2 4+ antigen No. 3 4 + antigen No. 1 3 + antigen No. 2 1 + antigen No. ..."
3. Chemical Abstracts by American Chemical Society (1916)
"tially desensitized by the injection of antigen can be killed only by the use of
much ... The increased dose of antigen necessary to elicit an anaphylactic ..."
4. Pathogenic microorganisms by William Hallock Park (1920)
"Standardization of antigen.—There are two requirements for a good antigen, (1)
a long range and (2) specificity.1 The range of an antigen is determined by ..."
5. Understanding the Immune System by Lydia Woods Schindler (1994)
"antigen antigen-specific Receptor B cell's antigen-specific receptor, an antibody
embedded on the cell's surface, recognizes antigen in its natural state. ..."
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