By David McAlary Washington 28 February 2007 watch Barry Unger HPV report A sexually-transmitted virus that is a leading cause of female cancer deaths in developing countries is also very prevalent in the United States. It is the human papillomaviru

发表于:2018-12-16 / 阅读(50) / 评论(0) 分类 2007年VOA标准英语(二月)

SCIENCE IN THE NEWS - Killer Virus Brought Back From the Past, With the Hope to Avoid a New One By Cynthia Kirk and Caty Weaver Broadcast: Tuesday, October 18, 2005 (MUSIC) VOICE ONE: This is SCIENCE

发表于:2019-01-02 / 阅读(59) / 评论(0) 分类 科技之光

Doctors Treat Brain Cancer With Polio From VOA Learning English, this is the Health Lifestyle Report. Researchers say a virus once feared around the world can help to treat some kinds of cancer in the brain. The researchers are with the Duke Universi

发表于:2019-01-03 / 阅读(30) / 评论(0) 分类 2018年VOA慢速英语(七)月

SCIENCE IN THE NEWS - Cancer Drug Finds HIV Hidden in the Body SHIRLEY GRIFFITH: This is SCIENCE IN THE NEWS, in VOA Special English. Im Shirley Griffith. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today, we tell about an anti-cancer drug recentl

发表于:2019-01-12 / 阅读(41) / 评论(0) 分类 2012年VOA慢速英语(九)月

Public health officials in San Francisco, and leaders from its large Asian community, are mounting an aggressive campaign to eradicate hepatitis B from the city. They say demographics are largely responsible for San Francisco having the highest conce

发表于:2019-01-13 / 阅读(33) / 评论(0) 分类 VOA标准英语2010年(七)月

Three European scientists who discovered the viruses behind AIDS and cervical cancer shared this year's Nobel prize for medicine. Lisa Bryant has more on the prestigious award for VOA from Paris. French scientists Luc Montagnier (file photo) The Nob

发表于:2019-02-02 / 阅读(20) / 评论(0) 分类 VOA标准英语2008年(十月)