METTL14 and Miyoshi myopathy: We identified the aberrant expression status of m6A RNA methylation regulators in MM: RBMX and HNRNPC were significantly upregulated, while METTL3, METTL14, METTL16, ZC3H13, KIAA1429, FTO, and IGF2BP3 were significantly downregulated in MM patients compared to normal plasm samples.