A sensitive and specific electrochemiluminescentl sensor for lead based on DNAzyme

Literature Information

Publication Date 2009-08-21
DOI 10.1039/B911191C
Impact Factor 6.222
Authors

Xi Zhu, Zhenyu Lin, Lifeng Chen, Bin Qiu, Guonan Chen


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Abstract

A specific ECL sensor for Pb2+ based on DNAzyme has been developed for the first time; the detection limit of 1.1 × 10−11 mol l−1 is much lower than those of fluorescent, colorimetric or electrical biosensors.

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