Abbreviations & Acronyms Bax = B-cell lymphoma 2associated X protein Bcl2 = B-cell lymphoma 2 CAT = catalase ELISA = enzyme-linked immunosorbent assay Exo = exosomes FCS = fetal calf serum IL-1b = interleukin-1b KIM-1 = kidney injury molecule-1 MDA = malondialdehyde Mel = melatonin MMP9 = matrix metalloproteinase 9 MSC = mesenchymal stem cell NFjB = nuclear factor kappa B NGAL = neutrophil gelatinase-associated lipocalin PBS = phosphate-buffered saline RBP = retinol-binding protein RI = renal ischemiareperfusion SOD = superoxide dismutase TNFa = tumor necrosis factor-alpha