Solidot: 男性35岁后精子质量开始下降

Solidot

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男性35岁后精子质量开始下降
http://solidot.org.feedsportal.com/c/33236/f/556826/s/2f5142da/l/0L0Ssolidot0Borg0Cstory0Dsid0F35779/story01.htm
Jul 30th 2013, 03:14

根据发表在《Fertility and Sterility》上的一项研究报告，男性在35岁后精子质量开始下降数量减少，精子携带X染色体的比例开始增加，这意味着年长父亲更容易有女儿。此前的研究认为男性是在40岁后精子质量逐渐下降。洛杉矶生殖技术实验室的Bronte Stone和同事分析了年龄在16到72岁之间的 5081名男子的精子样本，发现精子的质量和数量在男性35岁之后开始退化。生殖专家Allan Pacey说，无论是35岁还是40岁，男性如果想成为父亲，他不应该太迟。This entry passed through the Full-Text RSS service — if this is your content and you're reading it on someone else's site, please read the FAQ at fivefilters.org/content-only/faq.php#publishers. Five Filters recommends: 'You Say What You Like, Because They Like What You Say' - http://www.medialens.org/index.php/alerts/alert-archive/alerts-2013/731-you-say-what-you-like-because-they-like-what-you-say.html



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