Aim: To study the roles of tumor necrosis factor alpha (TNF-a)on the sperm acrosin activity and acrosome reaction. Metho......

采用固定明胶底物薄膜法，对不同月龄大鼠精子顶体蛋白酶的活性进行检测。结果：青年组大鼠精子顶体蛋白酶活性反应阳性率高，反应出现时......