Phenotype of TAA-T products. (A) Fold expansion (n = 12). (B) Immunophenotype of the TAA-T products (n = 10). (C) Polyclonality of TAA-T as assessed by TCR-Vβ deep sequencing (n = 6). (D) Lack of cytotoxicity of TAA-T (effectors) against non–antigen-pulsed PHA blasts (targets) at an various effector to target ratios (n = 10). (E) Exhaustion markers on TAA-T products (n = 6). PHA, phytohaemagglutinin