不用担心研究用的蚊子不够，一位实习生把一碟羊血放到氏按蚊（一种传播疟疾的蚊子）的聚集地培养试验品。
There's ready supply of fresh recruits nearby, where an intern feeds a saucer of goat blood to a colony of Anopheles stephensi, one species of mosquito that transmits malaria.
一期试验：这些首次在人体上进行的试验评估一个新药应该如何给药(口服，注射入血还是肌肉注射)，给药间隔和给药的安全剂量。
Phase I trials: These first studies in people evaluate how a new drug should be given (by mouth, injected into the blood, or injected into the muscle), how often, and what dose is safe.
请做一下您的血和尿试验。
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