Unmodified gold nanoparticles as a colorimetric probe for potassium DNA aptamers

被引：379

作者：

Wang, Lihua

Liu, Xingfen

Hu, Xiaofang

Song, Shiping

Fan, Chunhai ^{[1
]}

机构：

[1] Chinese Acad Sci, Shanghai Inst Appl Phys, Shanghai 201800, Peoples R China

[2] Shanghai Jiao Tong Univ, Coll Life Sci, BioX Life Sci Res Ctr, Shanghai 200030, Peoples R China

来源：

CHEMICAL COMMUNICATIONS | 2006年 / 36期

关键词：

D O I：

10.1039/b607448k

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

Unmodified gold nanoparticles effectively differentiate unfolded and folded DNA, thus providing a novel approach to colorimetrically probe aptamer-based recognition processes.

引用

页码：3780 / 3782

页数：3

共 24 条

[1] Organization of 'nanocrystal molecules' using DNA [J].

Alivisatos, AP ;

Johnsson, KP ;

Peng, XG ;

Wilson, TE ;

Loweth, CJ ;

Bruchez, MP ;

Schultz, PG .

NATURE, 1996, 382 (6592) :609-611

[2] Engineered allosteric ribozymes as biosensor components [J].

Breaker, RR .

CURRENT OPINION IN BIOTECHNOLOGY, 2002, 13 (01) :31-39

[3] DNA aptamers and DNA enzymes [J].

Breaker, RR .

CURRENT OPINION IN CHEMICAL BIOLOGY, 1997, 1 (01) :26-31

[4] Construction of molecular logic gates with a DNA-cleaving deoxyribozyme [J].

Chen, X ;

Wang, YF ;

Liu, Q ;

Zhang, ZZ ;

Fan, CH ;

He, L .

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 2006, 45 (11) :1759-1762

[5] Chemical biology - Aptamers in nanoland [J].

Famulok, M ;

Mayer, G .

NATURE, 2006, 439 (7077) :666-669

[6] Bringing picomolar protein detection into proximity [J].

Famulok, M .

NATURE BIOTECHNOLOGY, 2002, 20 (05) :448-449

[7] Biosensors based on binding-modulated donor-acceptor distances [J].

Fan, CH ;

Plaxco, KW ;

Heeger, AJ .

TRENDS IN BIOTECHNOLOGY, 2005, 23 (04) :186-192

[8] Fluorescent amplifying recognition for DNA G-quadruplex folding with a cationic conjugated polymer: A platform for homogeneous potassium detection [J].

He, F ;

Tang, YL ;

Wang, S ;

Li, YL ;

Zhu, DB .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2005, 127 (35) :12343-12346

[9] Biochemistry - Adaptive recognition by nucleic acid aptamers [J].

Hermann, T ;

Patel, DJ .

SCIENCE, 2000, 287 (5454) :820-825

[10] Directed evolution of nucleic acid enzymes [J].

Joyce, GF .

ANNUAL REVIEW OF BIOCHEMISTRY, 2004, 73 :791-836

← 1 2 3 →