A sensitive electrochemical aptasensor based on the co-catalysis of hemin/G-quadruplex, platinum nanoparticles and flower-like MnO2 nanosphere functionalized multi-walled carbon nanotubes

Wenju Xu; Shuyan Xue; Huayu Yi; Pei Jing; Yaqin Chai; Ruo Yuan

doi:10.1039/C4CC08860C

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A sensitive electrochemical aptasensor based on the co-catalysis of hemin/G-quadruplex, platinum nanoparticles and flower-like MnO₂ nanosphere functionalized multi-walled carbon nanotubes†

Wenju Xu,*^a Shuyan Xue,‡^a Huayu Yi,^a Pei Jing,^a Yaqin Chai^a and Ruo Yuan*^a

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* Corresponding authors

^a Key Laboratory of Luminescent and Real-Time Analytical Chemistry (Southwest University), Ministry of Education, School of Chemistry and Chemical Engineering, Southwest University, Chongqing 400715, P. R. China
E-mail: xwju@swu.edu.cn, yuanruo@swu.edu.cn
Fax: +86-23-68253172
Tel: +86-23-68252277

Abstract

In this work, a sensitive electrochemical aptasensor for the detection of thrombin (TB) is developed and demonstrated based on the co-catalysis of hemin/G-quadruplex, platinum nanoparticles (PtNPs) and flower-like MnO₂ nanosphere functionalized multi-walled carbon nanotubes (MWCNT–MnO₂).

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Article information

DOI: https://doi.org/10.1039/C4CC08860C
Article type: Communication
Submitted: 06 Nov 2014
Accepted: 05 Dec 2014
First published: 05 Dec 2014

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Chem. Commun., 2015,51, 1472-1474

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A sensitive electrochemical aptasensor based on the co-catalysis of hemin/G-quadruplex, platinum nanoparticles and flower-like MnO₂ nanosphere functionalized multi-walled carbon nanotubes

W. Xu, S. Xue, H. Yi, P. Jing, Y. Chai and R. Yuan, Chem. Commun., 2015, 51, 1472 DOI: 10.1039/C4CC08860C

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