Literature DB >> 20830336

G-quadruplex facilitated turn-off fluorescent chemosensor for selective detection of cupric ion.

Haixia Qin1, Jiangtao Ren, Jiahai Wang, Erkang Wang.   

Abstract

A simple turn-off fluorescent method was utilized to quantitatively detect Cu(II) which can selectively quench fluorescent dye molecules. Addition of DNA G-quadruplex into the solution significantly magnifies the discrimination, lowers the limit of detection and broadens the linear response range.

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Year:  2010        PMID: 20830336     DOI: 10.1039/c0cc01695k

Source DB:  PubMed          Journal:  Chem Commun (Camb)        ISSN: 1359-7345            Impact factor:   6.222


  5 in total

1.  γ-Aminobutyric acid-modified graphene oxide as a highly selective and low-toxic fluorescent nanoprobe for relay recognition of copper(II) and cysteine.

Authors:  Xiaotong Li; Kaimei Fan; Wukui Kang; Ruimei Yang; Baohan Qu; Lihua Lu
Journal:  Mikrochim Acta       Date:  2019-06-21       Impact factor: 5.833

Review 2.  DNA as sensors and imaging agents for metal ions.

Authors:  Yu Xiang; Yi Lu
Journal:  Inorg Chem       Date:  2013-12-20       Impact factor: 5.165

Review 3.  G-quadruplexes for luminescent sensing and logic gates.

Authors:  Hong-Zhang He; Daniel Shiu-Hin Chan; Chung-Hang Leung; Dik-Lung Ma
Journal:  Nucleic Acids Res       Date:  2013-02-23       Impact factor: 16.971

4.  Interaction of human telomeric DNA with N-methyl mesoporphyrin IX.

Authors:  John M Nicoludis; Steven P Barrett; Jean-Louis Mergny; Liliya A Yatsunyk
Journal:  Nucleic Acids Res       Date:  2012-02-23       Impact factor: 16.971

5.  Label-free luminescence switch-on detection of hepatitis C virus NS3 helicase activity using a G-quadruplex-selective probe.

Authors:  Ka-Ho Leung; Hong-Zhang He; Bingyong He; Hai-Jing Zhong; Sheng Lin; Yi-Tao Wang; Dik-Lung Ma; Chung-Hang Leung
Journal:  Chem Sci       Date:  2014-11-25       Impact factor: 9.825

  5 in total

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