TABLE I.
Discrimination index for electrical impedance and admittance at 8.7 kHz with respect to the PDMS membrane pressure. “–” means that the RWPE-1 and PC-3 cells are not discriminated; (%) indicates the average difference rate between the normal cell and cancer cell.
| Electrical impedance and admittance | PDMS membrane pressure [kPa] | |||
|---|---|---|---|---|
| 0 | 150 | 350 | ||
| Number of cell | Normal | 56 | 32 | 50 |
| Cancer | 37 | 40 | 40 | |
| Impedance | Z (Magnitude) | 1.005 (0.38%) | 1.002 (0.18%) | 1.448 (29.51%) |
| Z = R+iX | ϕ (Phase) | – | 1.014 (1.07%) | – |
| R (Resistance) | – | 1.109 (8.28%) | – | |
| X (Reactance) | 1.006 (0.50%) | 1.002 (0.10%) | 1.447 (29.59%) | |
| Admittance | Y (Magnitude) | 1.005 (0.38%) | 1.002 (0.18%) | 1.578 (54.55%) |
| Y = G+iB | ϕ (Phase) | – | 1.014 (1.07%) | – |
| G (Conductance) | – | 1.101 (7.88%) | – | |
| B (Susceptance) | – | 1.006 (0.46%) | 1.582 (54.59%) | |