Clinical Research Directory

Inclusion Criteria: * First kidney transplantation * Living or brain death or * Donation after circulatory death (Maastricht 3) donor,Compatible for ABO group with the donor, * cPRA (Panel Reactive Antibody Calculated ) (or TGI: Incompatible Graft Rate )\<20% on the day of the transplantation and no DSA (MFI \<500) at pre transplant and at the time of the inclusion at one-year post transplantation (between 350 and 515 days after the transplantation. * Eplet Mismatchs \<= 14 * Normal or IFTA 1-2 histology on one-year surveillance biopsy. * Patient insured under a health insurance scheme, according to national regulation. * Patient (of childbearing age) with effective contraception. * Patients treated with Tacrolimus (Prograf® or Advagraf®) and MMF / MPS (Mycophenolate Sodium) +/- Corticosteroid (CS) Exclusion Criteria: * Donation after circulatory death maastricht 2 (uncontrolled) and maastricht 1 * Pregnant women (serum or urine test), breastfeeding women * Patient under legal protection (incl. under guardianship or trusteeship) * Participation to a drug interventional study within 1 month prior to the inclusion * Any retransplantation and combined transplantations and also other organ previous transplantations * History of lymphoproliferative disorders * Diagnosis of a malignant disease (according to the type of malignancy) * Hepatitis C antibody or hepatitis B surface antigen (HbsAg) positive patient or HIV infection