Human trials are needed, but there's already a clue.

此结果还需人身试验验证，但迹象已明了。

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Human trials are expected to begin next year in India.

人类实验有望明年在印度实施。

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New drug undergoing human trials offers hope of breakthrough.

试验中的药物给人类带来希望。

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Other human trials of possible vaccines are taking place around the world.

VOA: special.2009.07.29

The WHO authorized drug manufacturers to begin testing possible vaccines, and the first human trials began a month later.

VOA: standard.2009.12.25

While human trials are still a long way off, scientists in the field are excited and encouraged by the research.

VOA: standard.2010.08.11

It has four antivirals in human trials and at least another two candidates in the lab.

FORBES: The Golden Age of Antiviral Drugs

After studies in primates showed high levels of toxicity from GDNF, Amgen halted further human trials.

FORBES: On The Cover/Top Stories

Across the drug industry only a trickle of genomics drugs have reached human trials so far.

FORBES: Magazine Article