A novel colorimetric sensor for Hg2+ based on hybridization chain reaction and silver nanowire amplification

Shurong Tang; Ping Tong; Meili Wang; Jinghua Chen; Guangwen Li; Lan Zhang

doi:10.1039/C5CC05773F

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A novel colorimetric sensor for Hg²⁺ based on hybridization chain reaction and silver nanowire amplification†

Shurong Tang,^a Ping Tong,^b Meili Wang,^b Jinghua Chen,^a Guangwen Li*^a and Lan Zhang*^b

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* Corresponding authors

^a Department of Pharmaceutical Analysis, Faculty of Pharmacy, Fujian Medical University, Fuzhou, Fujian, China
E-mail: lgw6301@fjmu.edu.cn

^b Ministry of Education Key Laboratory of Analysis and Detection for Food Safety, Testing Center, Fuzhou University, Fuzhou, Fujian, China
E-mail: zlan@fzu.edu.cn

Abstract

Through the silver ion catalysis to form colored KMnO₄, and combined with the DNA hybridization chain reaction and silver nanowire for signal amplification, a highly sensitive and selective colorimetric sensor has been developed for the detection of Hg²⁺.

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Article information

DOI: https://doi.org/10.1039/C5CC05773F
Article type: Communication
Submitted: 13 Jul 2015
Accepted: 31 Jul 2015
First published: 31 Jul 2015

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Chem. Commun., 2015,51, 15043-15046

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A novel colorimetric sensor for Hg²⁺ based on hybridization chain reaction and silver nanowire amplification

S. Tang, P. Tong, M. Wang, J. Chen, G. Li and L. Zhang, Chem. Commun., 2015, 51, 15043 DOI: 10.1039/C5CC05773F

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