Abstract
A novel fluorescent sensor for the detection of Hg(2+) in aqueous media was developed. The method takes advantages of the highly selective thymine-Hg(2+)-thymine coordination and the sensitive "signal-on" structure-switching molecular beacon.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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DNA, Single-Stranded / chemistry
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Environmental Monitoring
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Fluoresceins / chemistry
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Fluorescence
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Fluorescent Dyes / chemistry
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Mercury / analysis*
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Mercury / chemistry
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Oligonucleotides / chemistry
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Thymine / chemistry*
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Water Pollutants, Chemical / analysis*
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Water Pollutants, Chemical / chemistry
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p-Dimethylaminoazobenzene / analogs & derivatives
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p-Dimethylaminoazobenzene / chemistry
Substances
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DNA, Single-Stranded
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Fluoresceins
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Fluorescent Dyes
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Oligonucleotides
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Water Pollutants, Chemical
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6-carboxyfluorescein
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4-(4-dimethylaminophenylazo)benzoic acid
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p-Dimethylaminoazobenzene
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Mercury
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Thymine