Biomarkers Impact Evaluation on the Post-transplant Immune Response After Allografting of Hematopoietic Stem Cells

"A peripheral blood sample will be taken and will include 2 EDTA tubes of 5 mL, for a total volume of 10 mL:~* Samples before the allograft,~* Samples at different times post-allograft: 15 days, 30 days, 60 days, 90 days, 180 days, 360 days,~* Samples in the event of the occurrence of concomitant events during the 12-month follow-up period: occurrence of acute Graft Versus Host Disease, chronic Graft Versus Host Disease, or relapse of the disease before the initiation of a new treatment."