An ultrasensitive impedance biosensor for Salmonella detection based on rotating high gradient magnetic separation and cascade reaction signal amplification

References

ref title DOI material type comment
3942 756 An ultrasensitive impedance biosensor for Salmonella detection based on rotating high gradient magnetic separation and cascade reaction signal amplification https://doi.org/10.1016/j.bios.2020.112921 Composite MNP-bacteria-MnO2@GOx complexes

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
7967 756 MNP-bacteria-MnO2@GOx complexes 1.2 μm TEM As shown in Fig. 2a, the BSA@MnO2 NPs are homogeneous and monodispersed with the average size of ~4 nm.As shown in Fig. 2b, the MnO2@GOx NFs are monodispersed with the average size of ~1.2 μm and have an obvious flower morphology, indicating successful synthesis of the MnO2@GOx NFs.

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

Applications

ref material application target method linear range linear ran unit LOD lod unit recovery comment
5685 756 MNP-bacteria-MnO2@GOx complexes detection of Salmonella typhimurium Salmonella typhimurium E-chem 10-106 CFU/ml 10 CFU/ml