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. Author manuscript; available in PMC: 2019 May 1.
Published in final edited form as: Biosens Bioelectron. 2018 Jan 4;104:158–162. doi: 10.1016/j.bios.2018.01.003

Fig. 1.

Fig. 1

(A) Schematic representation of the fabrication of the fully inkjet printed electrochemical array platform with integrated counter, working and reference electrodes. (B) Picture of the microfluidic system. (C) Schematic representation of the system for electrochemical immunoarray detection of HER-2. (D) Fully developed sandwich immunoassay developed on electrochemical array platform and detection strategy generated by the injection of a hydroquinone and H2O2 mixture.