TNF and acute kidney injury: Dalboni et al. [14] and McBride et al. [14, 15] conducted studies in Caucasians and found that TNF-α rs1800629 had no association with susceptibility to AKI, while studies conducted in Asians indicated that both TNF-α rs1800629 and rs1799964 had a positive association with AKI [16, 18].