Forssman antibody antigen
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Forssman antibody — noun an antibody found in the blood of someone suffering from infectious mononucleosis • Syn: ↑heterophil antibody, ↑heterophile antibody • Hypernyms: ↑antibody * * * ˈfȯrsmən noun Usage: usually capitalized F Etymology … Useful english dictionary
Forssman antibody — heterophile antibody directed against the Forssman antigen … Medical dictionary
antibody — An immunoglobulin molecule produced by B lymphoid cells with a specific amino acid sequence evoked in humans or other animals by an antigen (immunogen). These molecules are characterized by reacting specifically with the antigen in some… … Medical dictionary
antigen — Any substance that, as a result of coming in contact with appropriate cells, induces a state of sensitivity and/or immune responsiveness after a latent period (days to weeks) and that reacts in a demonstrable way with antibodies and/or immune… … Medical dictionary
Forssman antigen — a heterophile antigen that induces production of antisheep hemolysin, found in a variety of different animals, mainly in organs and not in erythrocytes (guinea pig, horse); sometimes it is found only in erythrocytes (sheep), and occasionally in… … Medical dictionary
Forssman — John, Swedish bacteriologist and pathologist, 1868–1947. See F. antibody, F. antigen, F. reaction, F. antigen antibody reaction. Hans, Swedish physician, *1912. See Börjeson F. Lehmann syndrome … Medical dictionary
heterophile antibody — An antibody raised against an antigen from one species that also reacts against antigens from other species. Also used of systems such as the Forssman antigen where antibody against antigens from a variety of species is present without… … Dictionary of molecular biology
reaction — 1. The response of a muscle or other living tissue or organism to a stimulus. 2. The color change effected in litmus and certain other organic pigments by contact with substances such as acids or alkalies; also the property that such substances… … Medical dictionary
anaphylaxis — An induced systemic or generalized sensitivity; at times the term a. is used for anaphylactic shock. The term is commonly used to denote the immediate, transient kind of immunologic (allergic) reaction characterized by contraction of smooth … Medical dictionary
hapten — A molecule that is incapable, alone, of causing the production of antibodies but can, however, combine with a larger antigenic molecule called a carrier. A h. carrier complex can stimulate production of antibodies, some of which combine with the… … Medical dictionary
