Literature DB >> 19082102

A simple and sensitive colorimetric pH meter based on DNA conformational switch and gold nanoparticle aggregation.

Cuie Chen1, Guangtao Song, Jinsong Ren, Xiaogang Qu.   

Abstract

A simple and rapid colorimetric pH meter has been developed based on the conformational switch of i-motif DNA and non-crosslinking AuNP aggregation, the average accuracy of the nano-meter was found to be +/-0.04 pH unit across the physiological operating range.

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Year:  2008        PMID： 19082102     DOI： 10.1039/b812660g

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


  3 in total

1.  Stimuli-responsive controlled-release system using quadruplex DNA-capped silica nanocontainers.

Authors:  Cuie Chen; Fang Pu; Zhenzhen Huang; Zhen Liu; Jinsong Ren; Xiaogang Qu
Journal:  Nucleic Acids Res       Date:  2010-10-21       Impact factor: 16.971

2.  Stable DNA Nanomachine Based on Duplex-Triplex Transition for Ratiometric Imaging Instantaneous pH Changes in Living Cells.

Authors:  Mengqi Yang; Xiaoling Zhang; Haipeng Liu; Huaizhi Kang; Zhi Zhu; Wen Yang; Weihong Tan
Journal:  Anal Chem       Date:  2015-06-02       Impact factor: 6.986

3.  Hyperchromatic structural color for perceptually enhanced sensing by the naked eye.

Authors:  Tahmid H Talukdar; Bria McCoy; Sarah K Timmins; Taufiquar Khan; Judson D Ryckman
Journal:  Proc Natl Acad Sci U S A       Date:  2020-11-16       Impact factor: 11.205
  3 in total

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