Biocatalytic Growth of Au Nanoparticles Immobilized on Glucose Oxidase Enhances the Ferrocene-Mediated Bioelectrocatalytic Oxidation of Glucose

An OsII–Bisbipyridine–4-Picolinic Acid C

An OsII–Bisbipyridine–4-Picolinic Acid Complex Mediates the Biocatalytic Growth of Au Nanoparticles: Optical Detection of Glucose and Acetylcholine Esterase Inhibition

✍ Yi Xiao; Valeri Pavlov; Bella Shlyahovsky; Itamar Willner 📂 Article 📅 2005 🏛 John Wiley and Sons 🌐 English ⚖ 169 KB

## Abstract The complex Os^II^–bisbipyridine–4‐picolinic acid, [Os(bpy)~2~PyCO~2~H]^2+^ (1), mediates the biocatalyzed growth of Au nanoparticles, Au NPs, and enables the spectroscopic assay of biocatalyzed transformations and enzyme inhibition by following the Au NP plasmon absorbance. In one syst