Mimicking peroxidase active site microenvironment by functionalized graphene quantum dots

References

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title
DOI
material type
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301Mimicking peroxidase active site microenvironment by functionalized graphene quantum dotshttps://doi.org/10.1007/s12274-020-2678-zCompositewe herein report a novel histidine-functionalized graphene quantum dot (His-GQD)/hemin complex

Materials

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size
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BET
b nanozyme
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specific act
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301His-GQD/hemin13-80nmOthersHis-GQDs, synthesized according to our previously reported procedure [22], have an average lateral size of ~ 3 nm and a height of ~ 2 nm (Fig. 1(a) and Fig. S1 in the Electronic Supplementary Material (ESM))

Kinetics

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T
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301His-GQD/heminPODH2O23.8mM10.55-8M/s301
301His-GQD/heminPODTMB0.133mM9.7-8M/s19.41/s3015M-1 s-1

Applications

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application
target
method
linear range
linear ran unit
LOD
lod unit
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301His-GQD/hemindetecting blood glucoseglucoseColor2.5-200μM
301His-GQD/hemindetecting H2O2H2O2Color5-240μM