Figure 2. Expression of m6A RNA methylation regulators and interaction among them. (A) The expression levels of 18 m6A RNA methylation regulators in normal controls (n = 88) and OC (n = 379) with agglomerative hierarchical clustering. (B) Box line diagram of 18 m6A RNA methylation regulators. (C) Spearman correlation analysis of the 18 m6A modification regulators. (D) The m6A modification-related interactions among the 18 m6A RNA methylation regulators. (E) Number of related nodes of m6A RNA methylation regulators (only show the number > 5).