English > antibody: 1 sense > noun 1, substanceMeaning | Any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response. |
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Parts | active site | The part of an enzyme or antibody where the chemical reaction occurs |
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Narrower | ABO antibodies | Blood type antibodies |
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Rh antibody | rhesus factor antibody |
agglutinin | An antibody that causes agglutination of a specific antigen |
antitoxin | An antibody that can neutralize a specific toxin |
autoantibody | An antibody acting against tissues of the organism that produces it |
heterophil antibody, heterophile antibody, Forssman antibody | An antibody found in the blood of someone suffering from infectious mononucleosis |
immunoglobulin, Ig, immune serum globulin, immune gamma globulin, immune globulin | A class of proteins produced in lymph tissue in vertebrates and that function as antibodies in the immune response |
isoantibody, alloantibody | An antibody that occurs naturally against foreign tissues from a person of the same species |
monoclonal antibody, monoclonal | Any of a class of antibodies produced in the laboratory by a single clone of cells or a cell line and consisting of identical antibody molecules |
opsonin | An antibody in blood serum that attaches to invading microorganisms and other antigens to make them more susceptible to the action of phagocytes |
precipitin | An antibody that causes precipitation when it unites with its antigen |
Broader | protein | Any of a large group of nitrogenous organic compounds that are essential constituents of living cells |
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Spanish | anticuerpo |
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Catalan | anticòs |
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