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

References

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title
DOI
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756An ultrasensitive impedance biosensor for Salmonella detection based on rotating high gradient magnetic separation and cascade reaction signal amplificationhttps://doi.org/10.1016/j.bios.2020.112921CompositeMNP-bacteria-MnO2@GOx complexes

Materials

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BET
b nanozyme
b 10n
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specific act
sa 10n
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756MNP-bacteria-MnO2@GOx complexes1.2μmTEMAs 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

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T
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vmax 10n
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kcat
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kcat 10n
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kcat/km 10n
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Applications

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linear range
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756MNP-bacteria-MnO2@GOx complexesdetection of Salmonella typhimuriumSalmonella typhimuriumE-chem10-106CFU/ml10CFU/ml