The results showed that the endogenous expression levels of COX-2, Drp1, and p-Drp1Ser616 were remarkably higher, while p-Drp1Ser637 was lower, in HCC cell lines (HepG2 and MHCC97H) than in L02 cells (Figure 2C). This evidence concerns the gene DNM1L and hepatocellular carcinoma.