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. Author manuscript; available in PMC: 2016 Jan 19.
Published in final edited form as: Anal Chim Acta. 2014 Oct 12;853:95–115. doi: 10.1016/j.aca.2014.10.009

Figure 8.

Figure 8

Example of a multiplexed electrochemical-based immunoassay. The magnetic beads are coated with horseradish peroxidase (HRP) that reacts with hydrogen peroxide and hydroquinone (HQ) to give a product that is measured at −0.3V vs. Ag/AgCl. The bottom picture (B) shows the multiplexed channels. Reprinted with permission from: R Malhotra; V Patel; BV Chikkaveeraiah; BS Munge; SC Cheong; RB Zain; MT Abraham; DK Dey; JS Gutkind; JF Rusling; Anal. Chem. 2012, 84, 6249–6255. DOI: 10.1021/ac301392g Copyright © 2012 American Chemical Society