Table 5.

Mean IOD of VEGF-/IL-8-/Bcl-2-/P53-positive area in tumor tissues

Group	Mean IOD of positive area
	VEGF	IL-8	Bcl-2	P53
Model	0.265±0.086	0.106±0.043	0.090±0.046	0.065±0.018
Positive	0.173±0.124	0.057±0.036	0.045±0.008	0.128±0.054
Combination	0.180±0.057	0.049±0.029*	0.044±0.018*	0.231±0.064*
Test	0.194±0.074	0.092±0.041	0.063±0.038	0.124±0.072
Reference	0.236±0.111	0.060±0.010	0.064±0.023	0.142±0.081

Note:

^*P<0.005 versus model group as the control.

Abbreviations: IOD, integrated optical density; VEGF, vascular endothelial growth factor; IL-8, interleukin-8; Bcl-2, B-cell lymphoma-2.