METTL16 and hepatocellular carcinoma: Compared with normal tissues, 14 m6A RNA methylation regulators (YTHDC1, KIAA1429, HNRNPA2B1, METTL16, RBM15, YTHDF3, ALKBH5, YTHDF2, HNRNPC, YTHDF1, METTL3, WTAP, YTHDC2, and FTO) were found overexpressed in HCC (Figures 1A,B).