*'''Tetramer''' - a compound consisting of four subunits of identical MHC molecules carrying four of the same porteins marked with fluorescent dye. Used for quantifying the percentage of antigen (in this case tetramer) specific cells | *'''Tetramer''' - a compound consisting of four subunits of identical MHC molecules carrying four of the same porteins marked with fluorescent dye. Used for quantifying the percentage of antigen (in this case tetramer) specific cells |