In both groups (< 50% and ≥ 50% TBSA burned), the plasma NGAL levels differed significantly with respect to AKI (no AKI versus AKI; < 50% burned, 103.0 versus 169.1 ng/mL, P < 0.001; ≥ 50% burned, 137.6 versus 260.0 ng/mL, P < 0.001). The gene discussed is LCN2; the disease is acute kidney injury.