Phase I Trial: T4 Immunotherapy of Head and Neck Cancer

Intra-tumoral administration of a single dose of T4-positive patient-derived T-cells (at five escalating dose levels) contained within 1-4 mL. Cohort 6 patients receive CAR T-cells (dose level 3) after lymphodepletion with fludarabine and cyclophosphamide. Cohort 7-8 patients receive T4 cells after lymphodepletion as above, combined with 4 doses of nivolumab.