BMC Pulmonary Medicine

Table 4 The cell cycle of different generations in 16HBE-B control group and CSE-exposed group

From: Strategies for understanding the role of cellular heterogeneity in the pathogenesis of lung cancer: a cell model for chronic exposure to cigarette smoke extract

16HBE-B passage	Control group			CSE group			Chi-square	P
16HBE-B passage	G1 (%)	S (%)	G2 (%)	G1 (%)	S (%)	G2 (%)	Chi-square	P
1	74.99	17.7	7.31	75.59	18.13	6.28	0.058	0.809
5	78.94	16.42	4.64	80.87	12.32	6.80	0	0.999
10	71.07	21.79	7.14	75.45	19.14	5.41	0.657	0.417
20	70.22	24.68	5.10	63.80	28.20	8.00	1.098	0.293
30	64.16	24.69	11.15	56.67^**	32.33^**	11.00^**	0.521	0.470
40	61.87	28.46	9.67	43.28^**ΔΔ	41.61^**ΔΔ	15.11^**ΔΔ	5.878	0.015

*P ≤ 0.05, n = 3; **P ≤ 0.01, n = 3 versus P1 CES Group; P: CSE Group versus Control Group
^ΔP ≤ 0.05, n = 3, ^ΔΔP ≤ 0.01, n = 3 versus CSE Group versus Control Group

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ISSN: 1471-2466

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