Exploration of Adaptive Antitumoral Immune Cells Through Lymphapheresis in Cancer Patients : ALCYTA

lymphapheresis before and during treatment, blood sample in CellSave® tubes (15mL) will be taken at baseline and three weeks, and EDTA tubes (15mL) will be taken at baseline, 3 weeks after treatment start and at progression

lymphapheresis will be performed between 8 weeks and 18 months after the start of treatment