Figure 3

Case of carcinoma arising in gastrointestinal endometriosis staining with (a) hematoxylin and eosin, (b) β-catenin and (c) E-cadherin showing diffuse staining, and (d) N-cadherin showing no staining in tumor. The adjacent benign endometriotic glands are shown staining with (e) hematoxylin and eosin and (f) N-cadherin with only focal staining.