Immunohistochemical analysis of CDO1 in esophageal cancer tissue microarray with normal tissue controls (ES804).

Expression level was indicated as −, absent or faint expression; +, moderate expression; ++, expression; +++, strong expression.CDO1 positivity (+) was counted in samples with over moderate expression.P values from Fisher’s exact test performed in normal vs. adenocarcinoma, squamous cell carcinoma, or metastatic cancer.*PaNon-malignant normal esophagus tissue and cancer adjacent normal esophagus tissue.