TRBC1 and mature T-cell and NK-cell non-Hodgkin lymphoma: LibraT1 is an ongoing phase 1/2 multicenter clinical trial of AUTO4 CAR T cells in TRBC1+ r/r PTCL-not otherwise specified (PTCL-NOS), angioimmunoblastic T cell lymphoma (AITL) and ALCL (NCT03590574).