FTO and hepatocellular carcinoma: It was found that the majority of m6A regulators was up-regulated in HCC except ZC3H13, including METTL3, METTL4, WTAP, VIRMA, RMB15B, YTHDC1, YTHDC2, YTHDF3, YTHDF1, YTDHF2, HNRNPC, IGF2BP1, IGF2BP2, IGF2BP3, RBMX, HNRNPA2B1, FTO, and ALKBHS (Figures 1A, B).