Description: Flex-T™ is BioLegend's technology to study antigen-specific T cells through their TCRs. It has the unique property of allowing the loading of peptides of interest into the binding site of the MHC groove, by using ultraviolet (UV) light labile, exchangeable peptides. Flex-T™ technology features flexible peptide loading, two color combination capability, high throughput screening, high specificity, ease of use, and affordability.