直接电化学酶传感器的研究进展

Development of direct electrochemical enzyme sensor

电化学生物传感器是电化学、电分析化学以及生物学等多学科交叉的产物,是一种全新的检测仪器,具有快速、灵敏和价廉等特点,在食品发酵工业、临床医学、环境监测、军事等领域有着重要的应用价值。简述了电化学生物传感器的基本原理和分类、电流型生物传感器的发展和特点以及直接电子转移的基本原理,并深入探讨了基于纳米材料等各种新型功能材料的直接电化学酶生物传感器的研究进展。

Electrochemical biosensor is a new detecting instrument combined the electrochemistry, electroanalytical chemistry and biology. It is so quick, sensitive and inexpensive that it has important application values in food industry, clinical medicine, environmental monitoring, military and other fields. The principle and classification of electrochemical biosensor, the development and characteristics of amperometrie biosensor are described. Moreover, the principle of direct electron transfer of enzyme is studied. Finally, the development of direct electrochemistry enzyme biosensors based on new functional materials such as nano-material is reviewed.