Prussian blue nanoparticles with peroxidase-mimicking properties in a dual immunoassays for glycocholic acid

References

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676Prussian blue nanoparticles with peroxidase-mimicking properties in a dual immunoassays for glycocholic acidhttps://doi.org/10.1016/j.jpba.2020.113317OthersPrussian Blue nanoparticles (PBNPs) were utilized in a lateral flow immunoassay (LFA) and in an indirect competitive nanozyme-linked immunosorbent assay (icELISA), respectively, for their intense blue color and peroxidase (POx) -like activity.

Materials

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676PBNPs15026nmSEMPBNPs was characterized by SEM to observe the morphology. As shown in Fig. 2A, the PBNPs were well-prepared and in the shape of cubes with an average diameter of 150 ± 26 nm.

Kinetics

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676PBNPsPOD676

Applications

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676PBNPs-icELISAdetermination of free GCAGCAColor0.03-1.20μg/mL2.5 × 10−3μg/mL