Methods The level of expression of CD44 in 41 unknown reason infertility and 35 normal endometrium was measured by immunohistochemical method (S-P technique).

方法：采用免疫组化s - P法检测41例不明原因不孕症及35例正常宫内膜组织中CD 44的表达水平及分布。

youdao

Methods The level of expression of CD44 in 41 unknown reason infertility and 35 normal endometrium was measured by immunohistochemical method (S-P technique).

方法：采用免疫组化s - P法检测41例不明原因不孕症及35例正常宫内膜组织中CD 44的表达水平及分布。

youdao