CD19 CARvac T Cells for Patients With Relapsed / Refractory B Cell Malignancies

Inclusion Criteria: 1. Diagnosis based on the World Health Organization (WHO) 2008 2. Patients have exhausted standard therapeutic options 3. Systematic usage of immunosuppressive drug or corticosteroid must have been stopped for more than 4 weeks 4. Female must be not pregnant during the study Exclusion Criteria: 1. Prior solid organ transplantation 2. Potentially curative therapy including chemotherapy or hematopoietic cell transplant 3. Prior treatment with BCMAxCD3 or CS1xCD3 bispecific agents