世卫组织网络进行的新候选疫苗病毒开发工作在不断提高产量(目前某些生产商的产量达季节性流感正常产量的25% - 50%)。

The development of new candidate vaccine viruses by the WHO network is continuing to improve yields (currently 25% to 50 % of the normal yields for seasonal influenza for some manufacturers).

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五个非洲国家目前正在开展候选艾滋病毒疫苗的一期和二期临床试验：博茨瓦纳、肯尼亚、卢旺达、南非、乌干达，坦桑尼亚很快也将介入。

Five African countries are currently conducting phase I and phase II clinical trials of candidate HIV vaccines: Botswana, Kenya, Rwanda, South Africa, Uganda, soon to be joined by Tanzania.

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Newman教授和博士候选人Carmen Logie从此前做过的30篇关于HIV病毒疫苗可接受性的论文中得出了这些结论的，这些论文调查了接近12000名群众。

Newman and PhD candidate Carmen Logie drew conclusions from 30 previous research papers involving nearly 12,000 people on the topic of HIV vaccine acceptability.

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