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Simple and sensitive aptamer-based colorimetric sensing of protein using unmodified gold nanoparticle probes

Hui Wei,ab   Bingling Li,ab   Jing Li,ab   Erkang Wangab and   Shaojun Dong*ab  
Corresponding authors
State Key Laboratory of Electroanalytical Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, P. R. China
E-mail: (S. Dong)
Fax: (+86) 431-85689711
Tel: (+86) 431-85262101
Graduate School of the Chinese Academy of Sciences, Beijing 100039, P. R. China
Chem. Commun., 2007, 3735-3737

DOI: 10.1039/B707642H
Received 22 May 2007, Accepted 19 Jun 2007
First published online 29 Jun 2007
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