Target-induced conformational switch of DNAzyme for homogeneous electrochemical detection of nereistoxin-related insecticide on an ultramicroelectrode

Shunbi Xie,Wei Yuan,Peng Wang,Ying Tang,Liumei Teng,Qin Peng

Sensors and Actuators B: Chemical（2019）

引用 10|浏览4

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摘要

•A label-free homogenous electroanalytical method was proposed for NRT-related insecticides detection.•The catalytic activity of DNAzyme can be controlled by the target triggering event.•The micropipette tip-based miniaturized electrochemical devic drop the sample volume down to 10 μL.

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关键词

Conformational switching,DNAzyme cascades,Ultramicroelectrode,Nereistoxin-related insecticides,Homogeneous detection

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