This research study involves the study of CD79b-19 CAR T cells for treating people with relapsed/refractory Non-Hodgkin Lymphoma and to understand the side effects when treated with CD79b-19 CAR T cells.
This research study involves the study drugs:
* CD79b-19 CAR T cells
* Fludarabine and Cyclophosphamide: Standardly used chemotherapy drugs as part of lymphodepleting process