Gold-Nanoparticle Decorated Graphene-Nanostructured Polyaniline Nanocomposite-Based Bienzymatic Platform for Cholesterol Sensing

Figure 9

DPV curves for reusability testing (current versus potential plot with 100 mg/dL analyte for 8 times): (a) ChOx/NSPANI-AuNP-GR/ITO and (b) ChOx-HRP/NSPANI-AuNP-GR/ITO nanobioelectrodes.