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The staining of cadherins in endometrial cancer cells (magnification 200×): (A) low E-cadherin expression (weak staining in the cytoplasm of glandular epithelial cells); (B) high E-cadherin expression (intense staining in the cytoplasm of most cells); (C) no N-cadherin expression (glandular epithelial cells and the tumor stroma); (D) high expression N-cadherin (intense dark brown staining in the cytoplasm of some cells).
