Research on colloidal drug carriers is the most active area in nano-technology concerned with pharmic research. 胶体药物载体的纳米技术是在药学研究中最活跃的领域。
Polymeric micelles self-assemblied by amphiphilic block copolymers in aqueous media are thought to be promising drug carriers with nanometer size. 由两亲性聚合物形成的胶束是一种很有发展前景的纳米级药物载体。