Electrochemical Detection of Parts-Per-Billion Lead via an Electrode-Bound DNAzyme Assembly

An electrochemical lead sensor is based on lead-dependent changes in the conformational state of a surface-immobilized, methylene-blue modified DNAzyme assembly.

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Bibliographic Details
Published in:Journal of the American Chemical Society 2007-01, Vol.129 (2), p.262-263
Main Authors: Xiao, Yi, Rowe, Aaron A, Plaxco, Kevin W
Format: Article
Language:English
Subjects:
Biosensing Techniques - methods
DNA, Catalytic - chemistry
Electrochemistry
Electrodes
Lead - analysis
Sensitivity and Specificity
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Description
Summary:An electrochemical lead sensor is based on lead-dependent changes in the conformational state of a surface-immobilized, methylene-blue modified DNAzyme assembly.
ISSN:0002-7863
1520-5126
DOI:10.1021/ja067278x