One-pot synthesis of biofunctional and near-infrared fluorescent gold nanodots and their application in Pb2+ sensing and tumor cell imaging

Shenghao Xu; Pingping Liu; Quanwei Song; Le Wang; Xiliang Luo

doi:10.1039/C4RA12198H

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One-pot synthesis of biofunctional and near-infrared fluorescent gold nanodots and their application in Pb²⁺ sensing and tumor cell imaging†

Shenghao Xu,^a Pingping Liu,^b Quanwei Song,^c Le Wang^c and Xiliang Luo*^a

Author affiliations

* Corresponding authors

^a Key Laboratory of Sensor Analysis of Tumor Marker Ministry of Education, College of Chemistry and Molecular Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
E-mail: xiliangluo@hotmail.com

^b Zhengzhou Tobacco Research Institute, CNTC, Zhengzhou, P. R. China

^c Key Laboratory of Theoretical and Computational Photochemistry, Ministry of Education, College of Chemistry, Beijing Normal University, Beijing 100875, P. R. China

Abstract

Monodisperse and water-soluble Cys-Au dots with near-infrared emission were successfully prepared by a one-pot synthesis approach, and the as-prepared Au dots could be used for long-term tumor cell imaging and highly selective detecting Pb²⁺.

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Article information

DOI: https://doi.org/10.1039/C4RA12198H
Article type: Communication
Submitted: 11 Oct 2014
Accepted: 03 Dec 2014
First published: 03 Dec 2014

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RSC Adv., 2015,5, 3152-3156

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One-pot synthesis of biofunctional and near-infrared fluorescent gold nanodots and their application in Pb²⁺ sensing and tumor cell imaging

S. Xu, P. Liu, Q. Song, L. Wang and X. Luo, RSC Adv., 2015, 5, 3152 DOI: 10.1039/C4RA12198H

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