Fig. 1

CD19-PD-1/CD28-CAR T induced durable clinical responses in R/R large B-cell lymphoma patients after failure of CD19-CAR T therapy. a Treatment response of each patient and the duration of response post-infusion with CD19-PD-1/CD28-CART. b Representative PET-CT scans at baseline and 90 days post first CAR-T infusion and salvage CAR T therapy. c The absolute number of CAR + peripheral blood mononuclear cells in patients who achieved clinical responses or non-responses were quantified by PCR