Nanozyme based on CoFe 2 O 4 modified with MoS 2 for colorimetric determination of cysteine and glutathione

References

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title
DOI
material type
comment
1058Nanozyme based on CoFe 2 O 4 modified with MoS 2 for colorimetric determination of cysteine and glutathionehttps://doi.org/10.1007/s00604-021-04702-7Compositeferrite CoFe2O4 is synthesized, and it is then modified by MoS2 to form a flower-like polymer (MoS2@CoFe2O4)

Materials

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material
size
size err
size unit
size type
size comment
BET
b nanozyme
b 10n
b unit
specific act
sa 10n
sa unit
comment
1058MoS2@CoFe2O4450-650nmDLSBesides, the particle size distribution assay demonstrated the diameter of the MoS2@CoFe2O4 mainly focuses on 450~650 nm, which is equal to the sum of the main diameters of MoS2 and CoFe2O4 (Fig. S4).

Kinetics

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material
enzyme type
substrate
pH
T
km
km err
km 10n
km unit
vmax
vmax err
vmax 10n
vmax unit
kcat
kcat err
kcat 10n
kcat unit
kcat/km
kcat/km 10n
kcat/km unit
comment
1058MoS2@CoFe2O4PODH2O20.048mM17.5-8M/s10581058
1058MoS2@CoFe2O4PODTMB0.067mM23.9-8M/s10581058

Applications

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material
application
target
method
linear range
linear ran unit
LOD
lod unit
recovery
comment
1058MoS2@CoFe2O4determination of glutathione (GSH)GSHColor0.5-35μM0.21μM
1058MoS2@CoFe2O4determination of cysteine (Cys)CysColor0.5-15μM0.10μM95.3% and 96.0% with the RSD of 2.1% and 4.2%