G-quadruplex-based DNAzyme for sensitive mercury detection with the naked eye
- 7 May 2009
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Chemical Communications
- No. 24,p. 3551-3553
Abstract
Hg2+ is able to inhibit the peroxidase-like DNAzyme function of a T-containing G-quadruplex DNAviaHg2+-mediated T–T base pairs, which enables the visual detection of Hg2+ in the TMB–H2O2 reaction system with high selectivity and sensitivity.Keywords
This publication has 33 references indexed in Scilit:
- A Grafting Strategy for the Design of Improved G-Quadruplex Aptamers and High-Activity DNAzymesPLOS ONE, 2009
- Silver‐Ion‐Mediated DNAzyme Switch for the Ultrasensitive and Selective Colorimetric Detection of Aqueous Ag+ and CysteineChemistry – A European Journal, 2009
- Base‐Pairing Directed Folding of a Bimolecular G‐Quadruplex: New Insights into G‐Quadruplex‐Based DNAzymesChemistry – A European Journal, 2009
- Highly sensitive “turn-on” fluorescent sensor for Hg2+ in aqueous solution based on structure-switching DNAChemical Communications, 2008
- An organopalladium chromogenic chemodosimeter for the selective naked-eye detection of Hg2+ and MeHg+ in water–ethanol 1 : 1 mixtureChemical Communications, 2008
- G-quadruplex-based DNAzyme for facile colorimetric detection of thrombinChemical Communications, 2008
- Colorimetric Detection of Anthrax DNA with a Peptide Nucleic Acid Sandwich-Hybridization AssayJournal of the American Chemical Society, 2007
- Colorimetric Detection of Mercuric Ion (Hg2+) in Aqueous Media using DNA‐Functionalized Gold NanoparticlesAngewandte Chemie International Edition, 2007
- Hemin-Stimulated Docking of Cytochrome c to a Hemin−DNA Aptamer ComplexBiochemistry, 2002
- Determination of total mercury in water and urine by a gold film sensor following Fenton's reagent digestionAnalytical Chemistry, 1989