Table 3.

The influence of flavonoids of Cedrus deodara (Roxb.) Loud. pine needle on HepG2 tumor cell apoptosis $\left({}_{\overline{x}}\pm s,n=3\right)$

Group	Cell apoptosis distribution percentage and apoptosis rate
	UL (%)	UR (%)	LL (%)	LR (%)	Apoptosis (%)
0 (control)	2.16 ± 0.13	1.78 ± 0.34	91.40 ± 1.83	4.66 ± 0.57	6.44 ± 0.97
10 μg/mL	1.57 ± 0.08	2.10 ± 0.23	91.25 ± 2.27	5.08 ± 0.61	7.18 ± 0.83
20 μg/mL	2.04 ± 0.12	8.05 ± 1.96*	85.25 ± 2.79*	4.66 ± 0.41	12.71 ± 1.29*
40 μg/mL	9.28 ± 1.76*	16.98 ± 0.72**	70.18 ± 1.24**	3.55 ± 0.56	20.53 ± 2.07**
80 μg/mL	14.62 ± 1.02**	31.68 ± 1.45**	51.51 ± 1.38**	2.18 ± 0.17	33.86 ± 1.17**
160 μg/mL	6.16 ± 0.66**	52.66 ± 2.82**	29.28 ± 1.65**	11.90 ± 1.17**	64.56 ± 2.05**

*P < 0.05,**P < 0.01 versus control