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AntiCD19 Chimeric Antigen Receptor T-Cells and Chemotherapy in Treating Patients with Recurrent or Refractory CD19 Positive Non-Hodgkin Lymphoma

Trial Status: closed to accrual and intervention

This phase I trial studies the side effects and best dose of autologous anti-CD19 CAR-CD3zeta-4-1BB-expressing T-cells (antiCD9 chimeric antigen receptor T-cells) when given together with chemotherapy in treating patients with CD19 positive non-Hodgkin lymphoma that has come back (recurrent) or that does not respond to treatment (refractory). Therapy with antiCD9 chimeric antigen receptor T-cells works by removing T cells from the blood and modifying them to be able to target cancer. Drugs used in chemotherapy, such as cyclophosphamide and fludarabine phosphate, work in different ways to stop the growth of cancer cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading, and may work to suppress the immune system and allow antiCD9 chimeric antigen receptor T-cells to work better. Giving antiCD9 chimeric antigen receptor T-cells and chemotherapy may work better in treating patients with non-Hodgkin lymphoma.