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Issue 10, 2011
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A simple and sensitive method for visual detection of heparin using positively-charged gold nanoparticles as colorimetric probes

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Abstract

The electrostatic interaction between the negatively-charged heparin and the positively-charged gold nanoparticles leads to aggregation of gold nanoparticles and a color change from red to blue in solution, thus providing a simple and visual approach to colorimetric detection of heparin.

Graphical abstract: A simple and sensitive method for visual detection of heparin using positively-charged gold nanoparticles as colorimetric probes

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Publication details

The article was received on 22 Nov 2010, accepted on 06 Jan 2011 and first published on 19 Jan 2011


Article type: Communication
DOI: 10.1039/C0CC05094F
Citation: Chem. Commun., 2011,47, 2865-2867
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    A simple and sensitive method for visual detection of heparin using positively-charged gold nanoparticles as colorimetric probes

    R. Cao and B. Li, Chem. Commun., 2011, 47, 2865
    DOI: 10.1039/C0CC05094F

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