Figure 7. (A–C) A correlation of methylation of KIAA1324 gene with its expression, expression of iC subtypes, and the KM curve of the high/low expression groups. (D–F) A correlation of methylation of NPR1 gene with its expression, expression of iC subtypes, and the KM curve of the high/low expression groups. (G–I) The relationship between methylation of IHH gene with its expression, expression of iC subtypes, and the KM curve of the high/low expression group.