Nanoparticle-based energy transfer for rapid and simple detection of protein glycosylation

被引:65
作者
Oh, Eunkeu
Lee, Dohoon
Kim, Young-Pil
Cha, Seung Youp
Oh, Doo-Beyong
Kang, Hyun Ah
Kim, Jungbae
Kim, Hak-Sung [1 ]
机构
[1] Korea Adv Inst Sci & Technol, Dept Sci Biol, Taejon 305701, South Korea
[2] Korea Res Inst Biosci & Biotechnol, Prot Therapeut Ctr, Taejon 305600, South Korea
[3] Pacific NW Natl Lab, Richland, WA 99352 USA
关键词
carbohydrates; energy transfer; glycoproteins; gold nanoparticles; quantum dots;
D O I
10.1002/anie.200601948
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
(Figure Presented) Photoluminescence quenching of dextranconjugated quantum dots (dex-QDs) by gold nanoparticles conjugated with concanavalin A (conA-AuNPs) can be prevented by adding a glycoprotein, which inhibits the association of dex-QDs with conA-AuNPs (see scheme). This phenomenon can be used as an analytical tool for the detection of protein glycosylation. PL = photoluminescence. © 2006 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:7959 / 7963
页数:5
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