Cell Electrical Impedance as a Novel Approach for Studies on Senescence Not Based on Biomarkers

Table 2

Measured cell electrical impedance (magnitude and phase angle).

Impedance	Frequency	3 months old; ()	6 months old; ()	18 months old; ()	value of 3 groups
Magnitude (Ohm)	1 kHz				<0.001
	3 kHz				<0.001
	10 kHz				<0.001
	30 kHz				<0.001
	100 kHz				0.058
	300 kHz				<0.001
	1 MHz				<0.001
Phase angle (degree)	1 kHz				<0.001
	3 kHz				<0.001
	10 kHz				<0.001
	30 kHz				<0.001
	100 kHz				<0.001
	300 kHz				<0.001
	1 MHz				<0.001