Most validated posttransplantation biomarkers by chronological outcomes. Chronological outcomes posttransplantation and biomarkers are all discussed in “Most validated and recent biomarkers.” BAFF, B-cell–activating factor; HA, hyaluronic acid; MMP3, matrix metalloproteinase 3; OPN, osteopontin; Reg3α, regenerating islet-derived 3-α; sCD163, soluble CD163; Teff, T effector; TIM3, T-cell immunoglobulin mucin-3; TNFR1, tumor necrosis factor receptor-1.