Norfloxacin detection based on the peroxidase-like activity enhancement of gold nanoclusters

References

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title
DOI
material type
comment
1127Norfloxacin detection based on the peroxidase-like activity enhancement of gold nanoclustershttps://doi.org/10.1007/s00216-020-03056-yMetal1-methyl-D-tryptophan-capped gold nanoclusters (1-Me-D-Trp@AuNCs)

Materials

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material
size
size err
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size type
size comment
BET
b nanozyme
b 10n
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specific act
sa 10n
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11271-Me-D-Trp@AuNCs2.3nmTEMThe average diameter of the 1-Me-D-Trp@AuNCs estimated with TEM was about 2.3 nm (ESM Fig. S3). After the addition of NOR, the diameter of 1-Me-D-Trp@AuNCs-NOR increased to 5.2 nm (Fig. 4), indicating NOR adsorption onto the surface of the nanozymes.

Kinetics

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material
enzyme type
substrate
pH
T
km
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km unit
vmax
vmax err
vmax 10n
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kcat
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kcat 10n
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kcat/km
kcat/km 10n
kcat/km unit
comment
11271-Me-D-Trp@AuNCsPODTMB1.51mM1.91-8M/s1127
11271-Me-D-Trp@AuNCsPODH2O26.3-3mM0.46-8M/s1127

Applications

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material
application
target
method
linear range
linear ran unit
LOD
lod unit
recovery
comment
11271-Me-D-Trp@AuNCsNorfloxacin detectionNorfloxacin detectionColor1.25~8.0μM0.2μM