Microelectrical Impedance Spectroscopy for the Differentiation between Normal and Cancerous Human Urothelial Cell Lines: Real-Time Electrical Impedance Measurement at an Optimal Frequency

Figure 1

Illustration of the μEIS devices. (a) μEIS-OF: schematic view; (b) μEIS-OF: magnified schematic view of the sensing mechanism; (c) μEIS-OF: cross-sectional view of the trap mechanism; (d) μEIS-OF: SEM image; (e) μEIS-RT: schematic view; (f) μEIS-RT: magnified schematic view of the sensing mechanism; and (g) μEIS-RT: SEM image.