A graphene-based fluorescent nanoprobe for silver(I) ions detection by using graphene oxide and a silver-specific oligonucleotide

被引:421
作者
Wen, Yanqin [1 ]
Xing, Feifei [2 ]
He, Shijiang [1 ]
Song, Shiping [1 ]
Wang, Lihua [1 ]
Long, Yitao [3 ]
Li, Di [1 ]
Fan, Chunhai [1 ]
机构
[1] Chinese Acad Sci, Shanghai Inst Appl Phys, Phys Biol Lab, Shanghai 201800, Peoples R China
[2] Shanghai Univ, Dept Chem, Sch Sci, Shanghai 200444, Peoples R China
[3] E China Univ Sci & Technol, Sch Chem & Chem Engn, Shanghai 200237, Peoples R China
基金
中国国家自然科学基金;
关键词
COLORIMETRIC DETECTION; AQUEOUS-MEDIA; DNA DUPLEXES; SELECTIVITY; PAIRS; HG2+; NANOPARTICLES; SENSITIVITY; PLATFORM; DESIGN;
D O I
10.1039/b924832c
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A fluorescence sensor for Ag(I) ions is developed based on the target-induced conformational change of a silver-specific cytosine-rich oligonucleotide (SSO) and the interactions between the fluorogenic SSO probe and graphene oxide.
引用
收藏
页码:2596 / 2598
页数:3
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