fluorescent-antibody technique A method for detecting the location of a specific antigen in a cell by staining a section of the tissue with antibody (specific to that antigen) that is combined with a fluorochrome (a substance that fluoresces in ultraviolet light). The antigen is located wherever fluorescence is observed.

fluorescent-antibody technique A method for detecting the location of a specific antigen in a cell by staining a section of the tissue with antibody (specific to that antigen) that is combined with a fluorochrome (a substance that fluoresces in ultraviolet light). The antigen is located wherever fluorescence is observed.