BLOOD COLLECTION IN NORMAL HEALTHY VOLUNTEER FOR USE IN IN VITRO STUDIES

体外研究，通常是NIH赞助的研究的一部分，可能需要 血浆、血清或其他血液成分的使用。 比如说， 药物与人血清或其它血液结合的测定 选民。 进行了这些研究以定量未结合药物 浓度，并确定潜在的改变， 由于疾病状态或药物相互作用导致的未结合分数。

In vitro studies, frequently part of NIH-sponsored research, may require the use of plasma, serum, or other blood constituents. For example, determination of drug binding to human serum, or other blood constituents. There studies are peformed to quantitate unbound drug concentrations and determine the potential for alterations in the unbound fraction due to disease states or drug interactions.