Objective To study the effect of selection technique on sperm acrosin activity and its association with the fertilization rate of IVF.

• 方法采用分光光度比色法,对接受IVF治疗的53例不育夫妇男方精液,分别测定优选处理前和处理后精子顶体酶活性,分析其与IVF受精率的相关性。