Gold nanoparticle-based competitive colorimetric assay for detection of protein–protein interactions

Literature Information

Publication Date 2005-07-28
DOI 10.1039/B507237A
Impact Factor 6.222
Authors

Charng-Sheng Tsai, Ting-Bin Yu, Chao-Tsen Chen


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Abstract

A gold nanoparticle-based competitive colorimetric assay uses the ensemble of Concanavalin (ConA) and mannopyranoside-encapsulated gold nanoparticles (Man-GNPs) to identify the binding partners for ConA and the binding constants are determined based on the wavelength shifts.

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