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Updated: Jun 14, 2026

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Phthalic Acid Ester-Binding DNA Aptamer Selection, Characterization, and Application to an Electrochemical Aptasensor
Published on: March 21, 2018
A novel electrochemical DNAzyme sensor for the amplified detection of Pb2+ ions
Xiaorong Yang1, Juan Xu, Xuemei Tang
1College of Science, Nanjing University of Technology, Nanjing 210009, PR China.
Abstract:
A novel amplification strategy based on DNAzyme functionalized gold nanoparticles was employed to enhance the sensitivity of an electrochemical sensor for detection of Pb2+. The detection limit is 0.028 nM, which is much lower than for other electrochemical DNAzyme sensors.

