Title Carbon Dots for Optical Imaging in Vivo
Authors Yang, Sheng-Tao
Cao, Li
Luo, Pengju G.
Lu, Fushen
Wang, Xin
Wang, Haifang
Meziani, Mohammed J.
Liu, Yuanfang
Qi, Gang
Sun, Ya-Ping
Affiliation Peking Univ, Coll Chem & Mol Engn, Dept Biol Chem, Beijing Natl Lab Mol Sci, Beijing 100871, Peoples R China.
Clemson Univ, Dept Chem, Clemson, SC 29634 USA.
Clemson Univ, Lab Emerging Mat & Technol, Clemson, SC 29634 USA.
Shanghai Univ, Inst Nanochem & Nanobiol, Shanghai 200444, Peoples R China.
Keywords QUANTUM DOTS
NANOPARTICLES
NANOCRYSTALS
TOXICITY
Issue Date 2009
Publisher journal of the american chemical society
Citation JOURNAL OF THE AMERICAN CHEMICAL SOCIETY.2009,131,(32),11308-+.
Abstract It was found and recently reported that small carbon nanoparticles can be surface-passivated by organic or biomolecules to become strongly fluorescent. These fluorescent carbon nanoparticles, dubbed "carbon dots", can be successfully used for in vitro cell imaging with both one- and two-photon excitations, as already demonstrated in the literature. Here we report the first study using carbon dots for optical imaging in live mice. The results suggest that the carbon dots remain strongly fluorescent in vivo, which, coupled with their biocompatibility and nontoxic characteristics, might offer great potential for imaging and related biomedical applications.
URI http://hdl.handle.net/20.500.11897/151298
ISSN 0002-7863
DOI 10.1021/ja904843x
Indexed SCI(E)
EI
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