Fig. 1From: Differential expression of Oct-4, CD44, and E-cadherin in eutopic and ectopic endometrium in ovarian endometriomas and their correlations with clinicopathological variablesDifferent expression of Oct-4 in endometrial tissues by immunohistochemistry (× 200). a Weak expression of Oct-4 in control endometrial tissue from woman without endometrioma (light brown staining, score 1). b Strong expression of Oct-4 in ectopic endometrial tissue from woman with endometrioma (dark brown, score 3). g, endometrial gland; s, endometrial stroma; bv, blood vessel, black arrow Oct-4 positive cellsBack to article page