Prediction of BKvirus Nephropathy Risk by the NEPHROVIR Method in Kidney Transplant Patients With BKvirus Viremia

For each patient blood (17 ml of whole blood) will be collected during a peripheral venous blood sample carried out in the the standard care at inclusion visit, M3 visit (3 months after inclusion), M6 visit (6 months after inclusion) and M12 visit (12 months after inclusion).