Table 2. Percentages of Hu-H1, Strain V, and control cells at various cell cycle phases (mean±s, n = 3).

Time (h)	Group	Cell cycle phase				P-value
		G0/G1 (%)	G2/M (%)	S (%)	PI (%)	Control/Hu-H1	Control/Strain V	Hu-H1/Strain V
0	Control	67.35±2.68	4.00±0.53	28.65±2.70	32.65±2.68	p>0.05	*	*
	Hu-H1	68.01±2.96	3.97±0.32	28.02±1.88	31.99±1.86
	Strain V	62.72±2.52	4.21±0.45	33.07±2.90	37.28±2.42
6	Control	60.06±1.82	5.08±1.30	34.86±0.34	39.94±0.26	*	*	*
	Hu-H1	63.16±1.49	3.90±0.47	32.94±1.11	36.84±1.14
	Strain V	57.02±1.53	5.53±1.25	37.45±0.96	42.98±1.34
15	Control	55.20±0.66	7.69±1.32	37.10±1.10	44.80±0.99	*	*	*
	Hu-H1	66.25±0.98	4.18±1.35	29.57±0.69	33.75±0.57
	Strain V	53.22±0.89	14.41±0.63	32.37±0.32	46.78±0.88
24	Control	64.72±0.24	5.48±0.33	29.80±1.19	35.28±0.87	*	*	*
	Hu-H1	71.44±0.39	2.64±0.23	25.91±0.15	28.56±0.28
	Strain V	61.97±1.08	6.36±0.56	31.66±0.91	38.03±1.08

^*statistical analysis of the cell proliferation index (PI), independent sample t-test, p<0.05.