Figure 3From: Clinicopathological and EBV analysis of respiratory epithelial adenomatoid hamartomaRepresentative immunohistochemical staining results of REAH. A. REAH stained with cytokeratin 7 shows diffuse predominantly strong staining of the glandular epithelium. B. p63 outlining the basal cell layers around glands in REAH. C. Ki-67 staining was localized to the basal layer with a labeling index less than 1%. D. The distinctive hyalinized basement membrane that surrounds the ciliated epithelium was highlighted by Collagen IV.Back to article page