Fc receptor
nounEtymology From its binding specificity for the constant part of antibodies known as the fragment crystallizable (Fc) region.
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Biochemistry, Biology, Chemistry, Microbiology, Natural sciences, Physical sciences A protein found on the surface of certain immune and blood cells that binds to antibodies attached to infected cells or invading pathogens, enabling antibody-mediated phagocytosis or antibody-dependent cell-mediated cytotoxicity (ADCC).