A biotin-avidin modified biochip has been constructed, and its electrochemistry characteristics were studied with K4Fe(CN)6, 3H2O and ferrocene as the indicators by cyclic voltammograms.

• 摘要构建了一种亲和素单分子层修饰的电化学分析生物芯片基片，并且以二茂铁和亚铁氰化钾为指示剂对该基片的电化学性能进行了研究。