The DNA controllable peroxidase mimetic activity of MoS 2 nanosheets for constructing a robust colorimetric biosensor

References

ref title DOI material type comment
3665 478 The DNA controllable peroxidase mimetic activity of MoS 2 nanosheets for constructing a robust colorimetric biosensor https://doi.org/10.1039/D0NR05649A Composite single-strand DNA (ssDNA) modified MoS2 nanosheets(DNA/MoS2 NSs)

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
7708 478 DNA/MoS2 NSs 75 nm TEM The transmission electron microscopy (TEM) image showed that the MoS2 possessed a two-dimensional nanosheet structure with an average diameter of about 75 nm

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
6336 478 DNA/MoS2 NSs POD TMB 0.6518 mM 10.5474 -8 M/s 478 478
6335 478 DNA/MoS2 NSs POD H2O2 0.0348 mM 5.8955 -8 M/s 478 478

Applications

ref material application target method linear range linear ran unit LOD lod unit recovery comment
5423 478 DNA/MoS2 NSs Detection of carcinoembryonic antigen (CEA) in a sensitive manner carcinoembryonic antigen (CEA) Color 50-1000 ng/mL 50 ng/mL