We further detected their mRNA expression with PCR and found significant difference in ACVR2A, CDC27, CDH1, CDKN2A, CTCF, IL32, ALRP4B, NUDT11, POLDIP2, PTEN, PTH2 and RHOA between tumor and normal tissue (Supplementary Figure 3). Here, PTEN is linked to neoplasm.