<p>The difference in (A) BUN, (B) serum creatinine and (C) serum NGAL levels in sham operated, fresh culture medium (CM), fetal kidney cells culture supernatant (CS) and fetal kidney cells treated groups, at different time points (0, 24, 48, 72 and 96 hours after reperfusion). Values expressed Mean±SEM (n = 6). *p<0.05 vs. sham operated group, #p<0.05 vs. fresh culture medium treated and <sup>$</sup>p<0.05 vs. culture supernatant treated group.</p