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
