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. 2017 Feb 19;7(1):10. doi: 10.3390/bios7010010

Figure 4.

Figure 4

Electrochemical impedance spectroscopy (EIS) Nyquist plots obtained in presence of K3Fe(CN)6/K4Fe(CN)6 redox couple for antibody immobilized biosensors incubated in T-Tau solutions for 3 h at room temperature. Antigen solutions were prepared in 0.1 M PBS.