Patients with AKI had higher levels of Cer(d18:1/16:0), Cer(d18:1/18:0), Cer(d18:1/20:0), Cer(d18:1/21:0), Cer(d18:1/24:1), and Cer(d18:1/24:2) and a lower level of Cer(d18:1/24:0) than patients without AKI (P < 0.05). This evidence concerns the gene CBLN1 and acute kidney injury.