Methods The expression of aromatase cytochrome P450 in normal endometrium,endometrial hyperplasia and endometrial cancer were detected by immunohistochemical analysis.

• 方法应用免疫组织化学方法检测正常子宫内膜、子宫内膜增生症及子宫内膜癌中细胞色素芳香化酶P450的表达。