Chemical Communications 2011-12-28

Target recycling amplification for sensitive and label-free impedimetric genosensing based on hairpin DNA and graphene/Au nanocomposites.

Ying Chen, Bingying Jiang, Yun Xiang, Yaqin Chai, Ruo Yuan

Index: Chem. Commun. (Camb.) 47(48) , 12798-800, (2011)

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Abstract

The presence of exonuclease III leads to direct recycling and reuse of the target DNA, which in turn results in substantial signal amplification for highly sensitive, label-free impedimetric detection of specific DNA sequences.This journal is © The Royal Society of Chemistry 2011