1. In a preliminary human trial, infertile couples given vitamin E showed a significant increase in fertility. 在初步人体试验,不孕夫妇服用维生素E后能显著增加生育能力。
2. B. Infertility may be the presenting complaint for endometriosis. Infertile patients often have no painful symptoms. 不孕可能是内异症的现病史。而不孕的患者经常没有疼痛的症状。
3. Method: Sperm DNA integrity of 40 semen samples from nonoligospermatism infertile men were detected by the using of comet assay before freezing and after thawing. 方法采用彗星试验检测40例非少精子症不育患者精液冷冻前及复苏后精子核DNA链的完整性。