A DNAzyme cascade for the amplified detection of Pb2+ ions or L-histidine

被引：206

作者：

Elbaz, Johann ^{[1
]}

Shlyahovsky, Bella ^{[1
]}

Willner, Itamar ^{[1
]}

机构：

[1] Hebrew Univ Jerusalem, Inst Chem, Farkas Ctr Light Induced Proc, IL-91904 Jerusalem, Israel

来源：

CHEMICAL COMMUNICATIONS | 2008年 / 13期

关键词：

D O I：

10.1039/b716774a

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

DNAzyme cascades activated by Pb2+ -or L-histidine-dependent DNAzymes yield the horseradish peroxidase-mimicking catalytic nucleic acids that enable the colorimetric or chemiluminescence detection of Pb2+ or L-histidine.

引用

页码：1569 / 1571

页数：3

共 15 条

[1] Diagnosing viruses by the rolling circle amplified synthesis of DNAzymes [J].

Cheglakov, Zoya ;

Weizmann, Yossi ;

Basnar, Bernhard ;

Willner, Itamar .

ORGANIC & BIOMOLECULAR CHEMISTRY, 2007, 5 (02) :223-225

[2] Deoxyribozymes: new activities and new applications [J].

Emilsson, GM ;

Breaker, RR .

CELLULAR AND MOLECULAR LIFE SCIENCES, 2002, 59 (04) :596-607

[3] Amplified analysis of low-molecular-weight substrates or proteins by the self-assembly of DNAzyme-aptamer conjugates [J].

Li Di ;

Shlyahovsky, Bella ;

Elbaz, Johann ;

Willner, Itamar .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2007, 129 (18) :5804-+

[4] A colorimetric lead biosensor using DNAzyme-directed assembly of gold nanoparticles [J].

Liu, JW ;

Lu, Y .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2003, 125 (22) :6642-6643

[5] Improving fluorescent DNAzyme biosensors by combining inter- and intramolecular quenchers [J].

Liu, JW ;

Lu, Y .

ANALYTICAL CHEMISTRY, 2003, 75 (23) :6666-6672

[6] Functional DNA nanotechnology: emerging applications of DNAzymes and aptamers [J].

Lu, Yi ;

Liu, Juewen .

CURRENT OPINION IN BIOTECHNOLOGY, 2006, 17 (06) :580-588

[7] Nucleic acid aptamers and enzymes as sensors [J].

Navani, Naveen K. ;

Li, Yingfu .

CURRENT OPINION IN CHEMICAL BIOLOGY, 2006, 10 (03) :272-281

[8] DNAzyme-functionalized Au nanoparticles for the amplified detection of DNA or telomerase activity [J].

Niazov, T ;

Pavlov, V ;

Xiao, Y ;

Gill, R ;

Willner, I .

NANO LETTERS, 2004, 4 (09) :1683-1687

[9] Amplified chemiluminescence surface detection of DNA and telomerase activity using catalytic nucleic acid labels [J].

Pavlov, V ;

Xiao, Y ;

Gill, R ;

Dishon, A ;

Kotler, M ;

Willner, I .

ANALYTICAL CHEMISTRY, 2004, 76 (07) :2152-2156

[10] An amino acid as a cofactor for a catalytic polynucleotide [J].

Roth, A ;

Breaker, RR .

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1998, 95 (11) :6027-6031

← 1 2 →