Table 2.

Influence of preoperative chemotherapy on expression of Fas/FasL, PD-ECGF and AI, PI

Group N	Fas	FasL	PI	AI	PD-ECGF + -
	+ -	+ -	(%)	(%)
5’-DFUR 18	12 6	9 9	40.51 ± 12.62	14.39 ± 9.49	4 14
CF+5-FU   16	7 9	13 3	41.12 ± 15.26	14.11 ± 9.68	9 7
Control 20	9 11	17 3	58.33 ± 15.69	6.88 ± 7.37	13 7
X2/F value	2.379	6.708	9.083	4.409	7.542
P value	0.304	0.035	0	0.017	0.023