Abstract
We demonstrate that photoluminescent Si-dots exhibit intrinsic peroxidase-like activity, and can catalyze the oxidization of 3,3',5,5'-tetramethylbenzidine (TMB) by H2O2, and produce a color change. This strategy can be used to detect glucose with high sensitivity and selectivity.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Benzidines / chemistry
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Biomimetics
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Colorimetry
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Glucose / analysis*
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Kinetics
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Luminescence
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Molybdenum / chemistry
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Nanostructures
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Oxidation-Reduction
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Peroxidases / chemistry*
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Phosphoric Acids / chemistry
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Quantum Dots / chemistry*
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Silicon / chemistry*
Substances
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Benzidines
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Phosphoric Acids
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N,N,N',N'-tetramethylbenzidine
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Molybdenum
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Peroxidases
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Glucose
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phosphomolybdic acid
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Silicon