CD19 and diffuse large B-cell lymphoma: Three autologous CD19 CAR T cell products: axicabtagene ciloleucel (axi-cel), tisagenlecleucel (tisa-cel) and lisocabtagene maraleucel (liso-cel) have been approved by the Food and Drug Administration (FDA) for the treatment of R/R DLBCL after two prior lines of therapy (18–22).