One-Dimensional Synergistic Core–Shell Nanozymes with Superior Peroxidase-like Activity for Ultrasensitive Colorimetric Detection of Blood Cholesterol

References

ref title DOI material type comment
4527 1365 One-Dimensional Synergistic Core–Shell Nanozymes with Superior Peroxidase-like Activity for Ultrasensitive Colorimetric Detection of Blood Cholesterol https://doi.org/10.1021/acsabm.0c00588 Composite one-dimensional core–shell Fe3O4@C/Ni nanocomposites

Materials

ref material size size err size unit size type size comment BET b nanozyme b 10n b unit specific act sa 10n sa unit comment
8372 1365 Fe3O4@C/Ni 170-300 nm TEM The scanning electron microscopy (SEM) image in Figure 1B showed a highly uniform 1D smooth tubular morphology, which was 170–300 nm in diameter with a length of several micrometers. 77.1

Kinetics

ref 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
7279 1365 Fe3O4@C/Ni NW POD H2O2 0.059 mM 3.62 -8 M/s 1365 1365
7278 1365 Fe3O4@C/Ni NW POD TMB 0.1 mM 3.9 -8 M/s 1365 1365

Applications

ref material application target method linear range linear ran unit LOD lod unit recovery comment
6220 1365 Fe3O4@C/Ni colorimetric assay for cholesterol determination H2O2 Color 1-50 μM 48 nM
6219 1365 Fe3O4@C/Ni colorimetric assay for cholesterol determination cholesterol Color 5-200 μM 0.17 μM