Issue 10, 2011

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

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

Supplementary files

Article information

Article type
Communication
Submitted
22 Nov 2010
Accepted
06 Jan 2011
First published
19 Jan 2011

Chem. Commun., 2011,47, 2865-2867

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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