Issue 38, 2015
From the journal:

Chemical Communications

Turn-on and label-free fluorescence detection of lead ions based on target-induced G-quadruplex formation†

Lijun Xu,‡ab   Xiaoqiang Shen,‡ac   Shanni Hong,ab   Jine Wang,a   Yuanyuan Zhang,a   Hongyan Wang,a   Jianye Zhang*c  and  Renjun Pei*a  

* Corresponding authors

a Key Laboratory of Nano-Bio Interface, Division of Nanobiomedicine, Collaborative Innovation Center of Suzhou Nano Science and Technology, Suzhou Institute of Nano-Tech and Nano-Bionics, Chinese Academy of Sciences, Suzhou, P. R. China
E-mail: rjpei2011@sinano.ac.cn
Fax: +86 512 62872546
Tel: +86 512 62872776

b University of Chinese Academy of Sciences, Beijing, P. R. China

c School of Chemistry and Molecular Engineering, Zhengzhou University, Zhengzhou, P. R. China
E-mail: zhangjy@zzu.edu.cn
Tel: +86 371 67763224

Abstract

Using a guanine-rich sequence (AGRO100) and N-methyl mesoporphyrin IX (NMM), a turn-on and label-free fluorescent Pb2+ sensor with high sensitivity and low background fluorescence was presented as a representative of five turn-on sensing systems.

Graphical abstract: Turn-on and label-free fluorescence detection of lead ions based on target-induced G-quadruplex formation

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Article information

DOI
https://doi.org/10.1039/C5CC01590A
Article type
Communication
Submitted
22 Feb 2015
Accepted
08 Apr 2015
First published
08 Apr 2015

Chem. Commun., 2015,51, 8165-8168

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Turn-on and label-free fluorescence detection of lead ions based on target-induced G-quadruplex formation

L. Xu, X. Shen, S. Hong, J. Wang, Y. Zhang, H. Wang, J. Zhang and R. Pei, Chem. Commun., 2015, 51, 8165 DOI: 10.1039/C5CC01590A

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