by Delthia Ricks, Medical Xpress Figure S1. Design of chimeric antigen receptor (CAR) and chimeric costimulatory receptor (CCR) constructs and expression of CAR, CCR, and CD38 on T cells. (A) Schematic diagrams of the vectors used for CARs and CCRs are shown. SP, signal peptide; P2A, “self-cleaving” 2A peptide; IC, intracellular domain; TM, transmembrane domain....