[网络] 疟疾免疫

Two vaccines developed by a Maryland company are showing promise in the fight against malaria. One vaccine was 100 percent effective in preventing the deadly disease malaria. That is according to the biotech company Sanaria Inc. of Rockville, Marylan

发表于:2018-12-07 / 阅读(156) / 评论(0) 分类 2017年VOA慢速英语(二)月

Bacterium Targets Untreated HIV-Positive People Researchers are warning of an emerging form of intestinal disease in sub-Saharan Africa. Its targeting mostly HIV-infected people, who are not on treatment. The disease kills up to 45 percent of those i

发表于:2018-12-08 / 阅读(155) / 评论(0) 分类 VOA标准英语2012年(九月)

Mosquitoes Genetically Modified to Prevent Malaria There may soon be a new weapon in the fight against malaria - a genetically-modified mosquito that kills the disease-causing parasite once it becomes infected. Malaria is a leading cause of death wor

发表于:2018-12-16 / 阅读(148) / 评论(0) 分类 VOA标准英语2012年(一月)

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The plague is most famous for killing tens of millions of people all over Europe in the 1300s. Plague is caused by the bacteria Yersinia pestis. And th

发表于:2018-12-24 / 阅读(166) / 评论(0) 分类 Scientific American(八)月

He is immune to chickenpox, he had it as a child. 他对水痘免疫,他小时候就得过了。 immune表示免疫的,immune system就是指身体的免疫系统;而对...有免疫力就用be immune to...这个词组。

发表于:2018-12-25 / 阅读(162) / 评论(0) 分类 蒋健棠英语实用句子

Carried by the female anopheles mosquito, malaria is a disease of the poor. In rural Africa, it is killing the young and the vulnerable. The need for a vaccine which would dramatically reduce mortality has never been greater. Dedicated teams of scie

发表于:2018-12-30 / 阅读(220) / 评论(0) 分类 国家地理2008年

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. People get malaria from Anopheles mosquitoes that themselves are infected with a protozoan parasite called Plasmodium. The mosquitoes do have immune sy

发表于:2019-01-08 / 阅读(185) / 评论(0) 分类 Scientific American(三)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. This week, we talk about a sickness called lupus and other autoimmune diseases. Autoimmune diseases affect the immune system the body's

发表于:2019-01-11 / 阅读(158) / 评论(0) 分类 VOA慢速英语2009年(四)月

DEVELOPMENT REPORT - Fighting Malaria, Part 1 By Karen Leggett Broadcast: Monday, July 26, 2004 This is Robert Cohen with the VOA Special English Development Report. There was a lot of talk at the Int

发表于:2019-01-11 / 阅读(141) / 评论(0) 分类 农业与发展

This is the VOA Special English Health Report. Malaria kills about one million people a year and sickens another two hundred fifty million. Most of the deaths are in young children in Africa. Malaria causes twenty percent of childhood deaths in Afric

发表于:2019-01-12 / 阅读(149) / 评论(0) 分类 2010年VOA慢速英语(十一)月

The World Health Organization reports progress in malaria control programs is being made as effective measures against this fatal disease are becoming more widely available. WHO's 2008 Global Malaria Report presents, what it calls, its most comprehe

发表于:2019-01-12 / 阅读(203) / 评论(0) 分类 VOA标准英语2008年(九月)

New Malaria Vaccine Passes Safety Test The fight against malaria may have taken a promising step forward with the latest tests of a new kind of vaccine, which aims to keep people healthy and prevent the infection from spreading. Most malaria vaccines

发表于:2019-01-13 / 阅读(148) / 评论(0) 分类 VOA标准英语2011年(九月)

Researchers have developed an improved version of the smallpox vaccine that can be combined with a vaccine against anthrax. The dual vaccine represents a significant scientific achievement as well as a possible improved defense against biological att

发表于:2019-01-14 / 阅读(212) / 评论(0) 分类 VOA标准英语2010年(十)月

Study: Immune System Weakens in Space During the final flight of the US space shuttle Atlantis in the summer of 2011, one of the most important pieces of scientific cargo on board was a medical experiment designed to test how the human immune system

发表于:2019-01-14 / 阅读(177) / 评论(0) 分类 VOA标准英语2013年(四月)

By Lisa Schlein Washington 17 April 2008 A new drug that offers hope to millions of malaria sufferers is being launched in Latin America and Southeast Asia. The medicine, developed by a Brazilian pharmaceutical company and a non-profit drug developme

发表于:2019-01-31 / 阅读(179) / 评论(0) 分类 VOA常速英语2008年(四月)

By Lisa Schlein Geneva 25 April 2008 World Malaria Day will be celebrated for the first time April 25. It aims to focus public attention on a disease which every year kills more than one million people, most of them young children in sub-Saharan Afri

发表于:2019-01-31 / 阅读(173) / 评论(0) 分类 VOA常速英语2008年(四月)

By Phuong Tran Dakar 25 April 2008 What started out as Africa Malaria Day was being observed worldwide for the first time on Friday. Health organizations have long said that most of the one million deaths every year attributed to malaria happen in Af

发表于:2019-01-31 / 阅读(166) / 评论(0) 分类 VOA常速英语2008年(四月)

今天我们要学的词是immune。Immune, 的意思是免疫的,比如,immune system就是指免疫系统, immune disease则是免疫系统疾病。Immune还可以指免除的,不受影响的. Apple's OS X, which has long been considered immu

发表于:2019-02-06 / 阅读(138) / 评论(0) 分类 英语单词荟萃

Developing countries in Africa are bracing for serious setbacks in their economies. One of the countries that may feel the effects of the downturn more acutely than others is Kenya, which suffered months of political unrest earlier this year. VOA Co

发表于:2019-02-06 / 阅读(135) / 评论(0) 分类 VOA标准英语2008年(十月)

Israeli(以色列) researchers say they have developed a powerful bait that effectively attracts and kills malaria-infected mosquitoes but is completely harmless to humans and other animals. The toxic sugar bait developed by scientists at Hebrew Univ

发表于:2019-02-25 / 阅读(218) / 评论(0) 分类 英语新闻
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a white - collar worker
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agim
alochol aldehyde
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Honiton
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Manifold, C.
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muckered
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Nuda
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