Fig. 6
From: Self-assembling biomolecules for biosensor applications
a Diagram of a voltammetric/amperometric biosensor consisting of three types of electrodes: working electrode (WE), reference electrode (RE), and counter electrode (CE), and typical plots of the resulting signals for amperometry, cyclic voltammetry (CV), and differential pulse voltammetry (DPV). b The self-assembly of single-stranded probes, target DNAs and assistant probes to DHN nanostructure on the proposed electrochemical biosensor. Reprinted with permission from ref. [91]; Copyright 2021, Elsevier. c Functionalizing process of RNA for HCV detection based on gold nanoparticles-coated FTOE and target detection using DPV. d Schematic illustration of the metabolite-detecting amperometric biosensors. e Electrochemical set-up for metal-supported self-assembled lipid membrane biosensor for detecting phenol in water. Reprinted with permission from ref. [92]; Copyright 2021, Elsevier