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This is Scientific American's 60-Second Science, I'm Steve Mirsky. Got a minute? A strain of mutant mice groom compulsively till they seriously injure themselves. The condition is considered a good animal model for OCD, and its similar to the human d
发表于:2018-12-24 / 阅读(476) / 评论(0)
Scientific American(五)月
Scientific American(五)月
This is the VOA Special English Health Report. This year's Nobel Prize in medicine will go to three researchers who found a way to learn about the duties of individual genes. They discovered how to inactivate, or knock out, single genes in laborator
发表于:2019-01-11 / 阅读(471) / 评论(0)
VOA慢速英语2007年（十）月
VOA慢速英语2007年（十）月
By Kevin Billinghurst Stockholm 08 October 2007 The Nobel Prize in Medicine or Physiology will be shared this year by three researchers, two Americans and a Briton, for their studies of embryonic stem cells in mice. Kevin Billinghurst was on the scen
发表于:2019-01-20 / 阅读(412) / 评论(0)
2007年VOA常速英语（十月）
2007年VOA常速英语（十月）