This is a prospective, single arm study. To evaluate the safety and efficacy of sequential CD19 and CD22 CAR-T cells in the treatment of adult newly diagnosed Ph chromosome negative B-cell acute lymphoblastic leukemia. The main endpoints were dose limiting toxicity (DLT) and incidence of adverse events (TEAEs).
Clinical Trial for the Safety and Efficacy of Sequential CD19 and CD22 CAR-T Therapy for Adult Patients With Newly Diagnosed Ph Chromosome Negative B-cell Acute Lymphoblastic Leukemia