论文部分内容阅读
加拿大蒙特利尔消息;皇家维多利亚医院泌尿学研究实验室的一组研究人员分离出一种与降低精子运动有关的蛋白质. 在不孕症门诊部就诊的夫妻中.20％～30％的不孕或近于不孕的配偶为男方。在另外15％的病例中.男性近于生育能力低是不能怀孕的主要因素.接触毒性物质的增加也是男性不孕及生育力低不断增加的一个因素. 对精子的研究证明.在过去70年中,精子的客量及浓度明显下降,同时
Montreal, Canada; a group of researchers at the Royal Victoria Hospital Urology Research Laboratory isolated a protein associated with reduced sperm motility in infertility clinics.20% to 30% of infertile women or nearly The spouse of infertility is the man. In a further 15% of cases, men are a major factor in being unable to become pregnant as they are near fertility, and increased exposure to toxic substances is also a contributing factor to male infertility and low fertility. Studies of sperm demonstrate that over the past 70 years In the sperm volume and concentration decreased significantly, at the same time