Fig. 1From: TFF1 hypermethylation and decreased expression in esophageal squamous cell carcinoma and histologically normal tumor surrounding esophageal cellsMolecular alterations of TFF1 in ESCC. a TFF1 promoter methylation status in tumor, normal-appearing surrounding tissue, and healthy esophageal mucosa assessed by pyrosequencing. b TFF1 mRNA expression in tumor, normal-appearing surrounding tissue, and healthy esophageal mucosa evaluated by RT-qPCR. c ROC curve of TFF1 mRNA expression for discrimination of healthy esophagus and normal-appearing surrounding tissue from ESCC patients. **p < 0.01; ***p < 0.001Back to article page