Fig. 4From: CAR-T bridging to allo-HSCT as a treatment strategy for relapsed adult acute B-lymphoblastic leukemia: a case reportChanges within 90 days following CAR-T cell infusion. a The percentage of CD3+CAR+ T cells in total leukocytes, as analyzed by flow cytometery; b The copies of CAR DNA in peripheral blood detected by PCRBack to article page