TET1 and cancer: We also used GEPIA (www.gepia.cancer-pku.cn) public dataset to determine if there is any correlation between pGSN and TET1 gene expression in multiple human cancers including ovarian cancer, cholangiocarcinoma (CHOL), cervical squamous cell carcinoma and endocervical adenocarcinoma (CESC), and rectum adenocarcinoma (READ) tissues.