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Studies have shown that male circumcision can reduce a man's risk of getting HIV, the virus that causes AIDS.
VOA: special.2009.04.01
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We know now that it's caused by a related virus, called vaccinia, remember the virus that causes smallpox is called variola.
我们现在知道这病由一种相关的病毒引起,这种病毒叫牛痘病毒,想想天花病毒也被叫做牛痘病毒
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The virus is not killed so It's a live virus, which is actually going to infect your intestinal system and reproduce.
病毒没有被杀死,那么它就是活性病毒,也就意味着它将会,侵入你的肠道系统并且会繁殖
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W.H.O.special adviser Keiji Fukuda said last week that the virus has continued to act in some ways like seasonal flu.
VOA: special.2009.11.11
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In fact, a real powerful virus would skip the respiratory system altogether, even better than a cold virus.
事实上，真正强有力的病毒,会跳过呼吸系统，比感冒病毒好的多。
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Others say some women may have had sex with infected men who had very high amounts of the virus.
VOA: special.2010.07.21
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The idea being if I find a pattern across multiple people's computers maybe all of those people are infected with the same kind of malware or virus or worm.
如果我从不同人的计算机中发现了一个模型,这就说明,所有那些人的计算机都感染了相同的,恶意软件，病毒或蠕虫。
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She suspects that chimps may be a step ahead of humans in how their bodies deal with the virus.
VOA: special.2009.09.08
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This is the stock quotes. This is an anti-virus software.
这是股票报价信息表，这是一个杀毒软件。
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The director of its Vaccine Research Center,Gary Nabel, says each antibody blocks the virus from attaching to white blood cells.
VOA: special.2010.07.14
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They found that certain cells, in particular, epithelial cells from monkey kidneys, were very effective at propagating the virus.
他们发现有些细胞,尤其是在猴肾脏的上皮细胞中,这种病毒能够有效地增殖
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His team is also attempting to produce new food oils and make synthetic parts of every known influenza virus.
VOA: special.2010.07.20
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The cells would be basically little reactors for generating lots of virus so you could make lots of virus to study.
这些细胞会变成增殖反应堆,从而产生大量病毒,由此可以得到大量供研究的病毒
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One was the ability of the vaccine to prevent infections from the human immunodeficiency virus, better known as H.I.V.
VOA: special.2009.10.13
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It's really just the result of the virus dividing within cells of your skin, and producing a lot of dead cells.
这便是病毒在皮肤细胞内部,分裂的结果,这个过程会产生大量的死亡细胞
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The World Health Organization has predicted that the virus will infect at least two billion people in the next two years.
VOA: special.2009.08.18
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In other cases, the virus propagates in such high numbers that release is literally an explosion of the cell.
在另一些时候,病毒的数量相当大,那么释放病毒就会使细胞的爆裂
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The vaccine did not lower the amount of virus in the blood of volunteers who became infected during the study.
VOA: special.2009.10.13
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So, this is a cell that's infected with a microorganism, it's infected with a virus, let's say it's infected with influenza virus.
这是一个感染了微生物的细胞,它感染了一种病毒,就说是感染了流感病毒吧
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The gel contains tenofovir. This is a common anti-retroviral drug used to treat people with HIV, the virus that causes AIDS.
VOA: special.2010.07.21
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But unlike the Cowpox virus, vaccinea, that we talked about before, this is the real disease causing agent.
但是同我们之前曾讨论过的,牛痘病毒疫苗的不同之处在于,这是可以直接致病的病毒
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He says identifying human antibodies that will stop the ability of the virus to reinvent itself is the first step.
VOA: special.2009.03.04
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They also found some stockpiles of the virus from the 1950s that they still had on an Army base in Maryland,I think.
政府也在马里兰军队驻地发现了,从十九世纪五十年代储存到现在的病毒
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Fran?oise Barre-Sinoussi was honored with another scientist for research leading to the discovery of H.I.V., the virus that causes AIDS.
VOA: special.2009.05.13
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So, some of these cases were probably due to polio that was transmitted by incompletely killed virus that was present in the vaccine.
因此,那些病例的发病的原因,是被那些疫苗中携带的,没有被完全杀死的病毒感染
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The virus was identified in Uganda in two thousand four and has spread fast in areas extending from Lake Victoria.
VOA: special.2010.06.08
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So, you couldn't introduce the live virus in because that would cause the disease not just immunity.
所以 不可以直接接种活体病毒,因为这会使人致病而不仅是引起免疫应答
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The study linked almost one in every five such deaths in two thousand eight to the virus that causes AIDS.
VOA: special.2010.04.14
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Rather, it's because this is a perfectly this is the adaptive strategy of the toxoplasmosis virus.
相反，这是一个完美的,这是弓浆虫的适应策略。
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One can also purify parts of the protein, that is, parts of the virus, that is, "Do I really need to deliver the whole virus?"
人们还可以纯化部分蛋白质,也就是病毒的某些部分来制造疫苗,那么还需要接种完整的病毒吗
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