By Nancy Steinbach Broadcast: October 1, 2003 This is Faith Lapidus with the VOA Special English Health Report. Scientists in Iceland say they have identified the first gene linked to common forms of

发表于:2018-12-15 / 阅读(64) / 评论(0) 分类 VOA2003(下)-环境与健康

By Robert Raffaele Washington 29 April 2008 For the first time, scientists have used gene therapy to dramatically improve sight in people with a rare, inherited form ofblindness. Researchers in Philadelphia and London are calling the results a milest

发表于:2019-01-03 / 阅读(69) / 评论(0) 分类 VOA常速英语2008年(四月)

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? One of the dreams of biomedical scientists is to be able to transform adult cells into other kinds of cells. And thus avoid some of the ethical concerns of working with

发表于:2019-01-08 / 阅读(79) / 评论(0) 分类 Scientific American(十一)月

An international effort to build a detailed map of human genetic variation has completed its pilot phase and could shape a new understanding of human evolution and may help in fighting disease. Getty Images/iStockphoto The 1000 Genomes Project aims t

发表于:2019-01-14 / 阅读(22) / 评论(0) 分类 VOA标准英语2010年(十)月

Resuscitating Lungs for Transplant A study in the journal Science Translational Medicine details a new procedure for making damaged, donated lungs functional, potentially doubling the number of lungs available for transplant. Cynthia Graber reports E

发表于:2019-01-30 / 阅读(151) / 评论(0) 分类 60秒科学

By David McAlary Washington 15 November 2006 Examination of a bone fragment from our long extinct relatives, the Neanderthals, has yielded unprecedented genetic information about their mysterious relationship to modern humans. It shows that both hum

发表于:2019-02-04 / 阅读(106) / 评论(0) 分类 2006年VOA标准英语(十一月)