YTHDC1 and Alzheimer disease: The ceRNA network of mRNA-miRNA-lncRNA for AD-related m6A regulators was constructed with 3 m6A regulators, 65 miRNAs, and 10 lncRNAs (42 miRNAs for YTHDC1, 21 miRNAs for YTHDC2, and 8 miRNAs for RBM15) (Figure 5).