Solidot: 部分切尔诺贝利鸟类产生更多抗氧化剂抵抗辐射的基因损伤

Solidot

奇客的资讯，重要的东西

部分切尔诺贝利鸟类产生更多抗氧化剂抵抗辐射的基因损伤
http://solidot.org.feedsportal.com/c/33236/f/556826/s/3a1aa83b/sc/17/l/0L0Ssolidot0Borg0Cstory0Dsid0F39421/story01.htm
May 6th 2014, 09:09

南卡大学生物学家 Timothy Mousseau博士从1999年开始在切尔诺贝利核事故的污染区研究核辐射对当地的鸟类、昆虫和动物的影响。他和同事发表了数十篇论文报告了核污染的后果：肿瘤和身体异常高的发现率，高辐射区的昆虫数量下降。上个月发表在《Functional Ecology》上的一项研究（PDF）发现，切尔诺贝利地区的部分鸟类已经适应了辐射环境，它们体内生成了更高水平的保护性抗氧化剂。Mousseau博士认为，长期接触核辐射似乎变成了某种驱动演化的非自然选择。

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