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电化学(中英文) ›› 2014, Vol. 20 ›› Issue (6): 527-532.  doi: 10.13208/j.electrochem.140431

• 生物电分析化学近期研究专辑(南京大学 夏兴华教授主编) • 上一篇    下一篇

酶放大DNA电化学传感器的研究进展

林春水,王翊如,陈曦*   

  1. 厦门大学 化学化工学院化学系, 谱学分析与仪器教育部重点实验室,福建 厦门 361005
  • 收稿日期:2014-04-10 修回日期:2014-07-07 出版日期:2014-12-28 发布日期:2014-07-12
  • 通讯作者: 陈曦 E-mail:xichen@xmu.edu.cn
  • 基金资助:

    国家自然科学基金项目(No. 21175112, No. 21375112)资助

Enzyme-Based DNA Electrochemical Biosensors: Recent Trends

LIN Chun-shui, WANG Yi-ru, CHEN Xi*   

  1. State Key Laboratory of Physical Chemistry of Solid Surfaces, Department of Chemistry, College of Chemistry and Chemical Engineering, XiamenUniversity, Xiamen 361005, Fujian, China
  • Received:2014-04-10 Revised:2014-07-07 Published:2014-12-28 Online:2014-07-12
  • Contact: CHEN Xi E-mail:xichen@xmu.edu.cn

摘要: DNA电化学传感器灵敏度高、选择性好、分析时间短和检测成本低,极大地推动了生物传感器的发展. 结合蛋白质酶、功能核酸酶的催化效率高与特异性好,可提高检测灵敏度和选择性. 本文评述了酶放大DNA电化学传感器的研究进展,并分析现存问题,展望发展趋势.

关键词: DNA, 酶, 生物传感器, 电化学

Abstract: DNA electrochemical sensors have greatly promoted the development of biosensors for their high sensitivity, good selectivity, short analysis time and low cost. To further improve the detection sensitivity and selectivity, protein enzymes, functional nucleic acid enzymes etc. are often used due to the advantages of high catalytic efficiency and specificity. This review demonstrates the research progress of electrochemical sensors based on enzymatic amplification and analyses some existing problems of electrochemical sensors.

Key words: DNA, enzyme, biosensor, electrochemistry

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