(A-D) The absolute number of CD3⁺CD4⁺ (A) and CD4⁺CD45⁺CCR7⁺ (B) lymphocytes subsets at days +28, +60, +100, and +180 after transplantation for Treg recipients (gray square) and Siro/MMF controls (□). The cumulative incidence of NRM at 6 months (C) and the probability of disease-free survival at 1 year (D) for Treg recipients (solid line) and Siro/MMF controls (dotted line).