Figure 2. Analysis of the DNA methylation level of SNX20. (A) The DNA methylation sites of SNX20 in LGG. (B) The correlation between DNA methylation and SNX20 expression in LGG. (C) The prognosis for methylation level of SNX20 in TCGA dataset. (D) The expression of SNX20 in U87 cells after 5-Aza treatment examine by qRT-PCR assay.