Figure 3From: The utility of cytokeratins 7 and 20 (CK7/20) immunohistochemistry in the distinction of short-segment Barrett esophagus from gastric intestinal metaplasia: Is it reliable? a. Diffuse moderate CK7 immunostaining of superficial and deep glands in BE, ×40, b. Band-like CK20 immunostaining of surface epithelium and superficial glands in BE, ×40Back to article page