它使用Ajax技术来显示富ui，此类富ui使用从多个源异步检索到的内容在适当位置进行自我更新。
It USES Ajax techniques to present a rich UI that updates itself in place using content that it retrieves asynchronously from multiple sources.
他们还显示，这些细胞具有自我更新之能力，后者是干细胞的另一重要特征。
They also showed that these cells were self renewing - another essential characteristic of stem cells.
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