LCN2 and acute kidney injury: Razzaghi et al.9, in their study with patients with acute kidney injury, administered ILIB to patients (450 nm, 1.5 mW, continuous, 30 min), through a local catheter, for three sessions on alternate days, obtaining reduction in the levels of neutrophil gelatinase-associated lipocalin in urine and plasma, and normal serum creatinine levels, indicating improvement in renal function.