LCN2 and acute kidney injury: Rats injected iopromide displayed higher levels of urinary NGAL, compared with the control group, reaching significance at each time point (Day 1, p < 0.0001; Day 3, p < 0.0001; Day 7, p < 0.0001; Day 13, p = 0.001); while, NGAL was significantly lower in the CA-AKI + Fasudil (vs. CA-AKI) group only on Day 13 (p = 0.011).