科学家借助计算机模型，通过对这八个泵结构和通路进行不同的组合来做试验。

Using computer models, the scientists experimented with different combinations of those eight pumps and channels.

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评估Hedgehog 或Notch通路抑制剂对多类癌症作用的临床试验正在约翰•霍普金斯及其他几家机构中进行，埃伯哈特说。

Clinical trials evaluating inhibitors of Hedgehog or Notch in a number of cancer types are currently under way at Johns Hopkins and several other sites across the country, Eberhart says.

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目的：评价葡萄糖注射试验（GIT）在血透中测定血管通路再循环率中的应用。

Objective: To study the application of glucose infusion test (GIT) in assaying the vascular access recirculation rate in hemodialysis patients.

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