They have been treated with this drug in clinical trials.

他们在临床试验中一直接受这种药物的治疗。

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Those drugs are now being tested in clinical trials.

如今这些药物被用于进行临床实验测试。

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Elan also has an antibody-based drug in clinical trials.

与此同时， Elan制药厂也有一种抗体类药物在临床试验中。

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The device has performed well in clinical trials.

VOA: standard.2010.06.04

Now, the problem, or one of the challenges with clinical trials of vaccines is that you have to enroll a lot of patients into clinical trials because only a few are going to get sick in any case, only 20 out of 100,000.

现在的问题是,这也是疫苗临床试验的挑战之一,临床试验必须包括足够多的病人,毕竟只有一小部分人会被传染,十万人里面只有二十人被传染

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Dr.Leslie Miller at Washington Hospital Center is involved in clinical trials of heart pumps, including this one that the U.S.Food and Drug Administration has approved as a device that can permanently replace the heart for patients who are too old to be considered for a heart transplant.

VOA: standard.2010.01.27

In clinical trials these substances have killed germs and showed potential in preventing cancer and fighting heart disease.

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"It would be a long way from being used in clinical trials, " he said.

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In clinical trials, Cincinnati's Nasrallah notes, Vietnam veterans did not respond to Zoloft and Paxil.

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