Fig. 3From: High expression of Claudin-2 in esophageal carcinoma and precancerous lesions is significantly associated with the bile salt receptors VDR and TGR5Comparison of Claudin-2 expression between normal squamous epithelium and squamous cell carcinoma. a in normal squamous epithelium with the immunostain score is 1+; b in squamous cell carcinoma with the immunostain score is 3+Back to article page