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埃博拉疫苗在西非进行试验

时间:2015-08-19 22:44来源:互联网 提供网友:nan   字体: [ ]
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埃博拉疫苗在西非进行试验

Ebola has claimed the lives of more than 10,000 people in West Africa. Since last summer, researchers have rushed to get anti-Ebola vaccines1 into clinical trials. While it's too early to say that any of the potential vaccines work, some scientists say they are seeing strong results from some of the studies.

It's ironic3...just as the Ebola epidemic4 in West Africa seems to be waning5, clinical trials of potential vaccines are underway there.

有讽刺意味的是,就在西非的埃博拉疫情似乎开始消退之时,这里正在对疫苗进行临床试验。

A vaccine2 candidate is currently being tested in Guinea, where the Ebola virus is still active. Those likely to get the vaccine are medical workers and people who have been exposed to the virus.

一种备选疫苗目前在几内亚进行试验,该国的埃博拉病毒仍很活跃。有可能得到该疫苗的是那些接触过该病毒的医疗工作者等人。

Liberia has so few new Ebola cases that a clinical vaccine trial started there may be continued in Sierra Leone or Guinea.

利比里亚的埃博拉新病例很少了,所以该国开始的临床疫苗试验可能会转移到塞拉利昂或几内亚继续进行。

At Emory University in the U.S., an investigational6 vaccine was given to an American doctor who may have been exposed to the virus at an Ebola treatment unit in Sierra Leone. Dr. Mark Mulligan reported the effects of the vaccine in the Journal of the American Medical Association.

在美国艾莫利大学,一种试验疫苗被发给一名在塞拉利昂埃博拉治疗中心接触过该病毒的美国医生。马克·穆里根博士在《美国医学协会》杂志上报告了该疫苗的效果。

“We saw strong responses from the innate7 immune system, the immediate8 responses, the first defenders9 in our body, and also from the subsequent antibodies and T cells that we want a vaccine to produce," said Mulligan.

“我们看到人体的第一道防线—先天免疫系统对此当即产生强烈的反应,随后的抗体和T细胞也有反应,我们希望能制造出疫苗来。”

The patient did not develop the Ebola virus, and he may not have been infected, but the immune response is what doctors hoped to see.

这位患者没有发展成埃博拉病毒,他可能没有感染上,但其免疫系统的反应是医生们希望看到的。

Dr. Thomas Geisbert was one of the researchers who developed this potential vaccine. Despite reports that researchers are closing in on an effective vaccine, he says there's still a lot of work to do.

托马斯博士是参与开发这种试验疫苗的研究者之一,尽管有报道称研究者们即将研制出有效疫苗,但他说还有很多工作要做。

"A lot of these different vaccines and treatments were developed against one species of Ebola, and a particular strain of that species, so there are five different species of Ebola virus. Three of those cause disease and morbidity10, mortality in man," said Geisbert.

“我们开发出很多疫苗和治疗方法来对付埃博拉的一个变种,这个变种的某个特别的品种,目前存在五种埃博拉病毒,其中三种能在人身上导致疾病和死亡。”

Dr. Geisbert says a vaccine that might work against the Zaire Ebola virus, the species circulating in west Africa, might not work against against another type of deadly Ebola virus.

托马斯博士说,目前对流行在西非的Zaire埃博拉病毒可能有效的疫苗,可能对另一种致命埃博拉病毒产生不了效果。

But, if the vaccines are proven to work, Dr. Jesse Goodman says they could still be used in West Africa.

但如果这些疫苗试验有效,杰西·古德曼博士说它们可以在西非得到使用。

"It could benefit people if this outbreak went the wrong way again. And, even more importantly, these could be incredibly important tools for future outbreaks," said Goodman.

“如果疫情再次爆发,这些疫苗就能让人们受益,更重要的是,这些疫苗将是未来疫情爆发时的重要工具。”

 

The results of the vaccine trial in Guinea could be available in July.

几内亚疫苗试验将在7月份得到结果。


点击收听单词发音收听单词发音  

1 vaccines c9bb57973a82c1e95c7cd0f4988a1ded     
疫苗,痘苗( vaccine的名词复数 )
参考例句:
  • His team are at the forefront of scientific research into vaccines. 他的小组处于疫苗科研的最前沿。
  • The vaccines were kept cool in refrigerators. 疫苗放在冰箱中冷藏。
2 vaccine Ki1wv     
n.牛痘苗,疫苗;adj.牛痘的,疫苗的
参考例句:
  • The polio vaccine has saved millions of lives.脊髓灰质炎疫苗挽救了数以百万计的生命。
  • She takes a vaccine against influenza every fall.她每年秋季接种流感疫苗。
3 ironic 1atzm     
adj.讽刺的,有讽刺意味的,出乎意料的
参考例句:
  • That is a summary and ironic end.那是一个具有概括性和讽刺意味的结局。
  • People used to call me Mr Popularity at high school,but they were being ironic.人们中学时常把我称作“万人迷先生”,但他们是在挖苦我。
4 epidemic 5iTzz     
n.流行病;盛行;adj.流行性的,流传极广的
参考例句:
  • That kind of epidemic disease has long been stamped out.那种传染病早已绝迹。
  • The authorities tried to localise the epidemic.当局试图把流行病限制在局部范围。
5 waning waning     
adj.(月亮)渐亏的,逐渐减弱或变小的n.月亏v.衰落( wane的现在分词 );(月)亏;变小;变暗淡
参考例句:
  • Her enthusiasm for the whole idea was waning rapidly. 她对整个想法的热情迅速冷淡了下来。
  • The day is waning and the road is ending. 日暮途穷。 来自《现代汉英综合大词典》
6 investigational 40cc1a5fc69842700330f6b02d4dbfbc     
[医]调查研究的
参考例句:
  • Investigational New Drug Application (IND) for the compound. 为化合物的研究中的新药物申请(IND)。
  • He said it representsan investigational H.I. 一位博士说:我们已经向成功迈出了重要的一步。
7 innate xbxzC     
adj.天生的,固有的,天赋的
参考例句:
  • You obviously have an innate talent for music.你显然有天生的音乐才能。
  • Correct ideas are not innate in the mind.人的正确思想不是自己头脑中固有的。
8 immediate aapxh     
adj.立即的;直接的,最接近的;紧靠的
参考例句:
  • His immediate neighbours felt it their duty to call.他的近邻认为他们有责任去拜访。
  • We declared ourselves for the immediate convocation of the meeting.我们主张立即召开这个会议。
9 defenders fe417584d64537baa7cd5e48222ccdf8     
n.防御者( defender的名词复数 );守卫者;保护者;辩护者
参考例句:
  • The defenders were outnumbered and had to give in. 抵抗者寡不敌众,只能投降。 来自《简明英汉词典》
  • After hard fighting,the defenders were still masters of the city. 守军经过奋战仍然控制着城市。 来自《简明英汉词典》
10 morbidity OEBxK     
n.病态;不健全;发病;发病率
参考例句:
  • MC's also significantly reduce the morbidity and mortality induced by honeybee venom. 肥大细胞同样也能显著降低蜜蜂毒液诱发疾病的发病率和死亡率。 来自互联网
  • The result shows that incidence of myopia morbidity is 44.84%. 结果表明:近视眼的发病率为44.84%。 来自互联网
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