Summary: Creative Peptides offers HLA-A_02_01 PRAME142-151 tetramer-SLYSFPEPEA-APC labeled which can be used for direct detection of antigen specific T cells. https://www.creative-peptides.com/product/hla-a-prame142-tetramer-slysfpepea-apc-labeled-item-cpm-1-0227-34067.html