Role of ERK-MAPK signaling pathway in pentagastrin-regulated growth of large intestinal carcinoma

Table 2 Effect of different pentagastrin and proglumide concentrations on the proliferation of HT-29 cells (mean ± SD)

Groups	n	Pentagastrin		Proglumide
		Concentration (mg/L)	OD value	Concentration (mg/L)	OD value
Control group	6	0	0.44 ± 0.00	0	0.44 ± 0.02
Experimental group	6	6.25	0.48 ± 0.03a	8	0.43 ± 0.03
	6	12.5	0.52 ± 0.03a	16	0.44 ± 0.04
	6	25	0.57 ± 0.04a	32	0.43 ± 0.03
	6	50	0.58 ± 0.04a	64	0.45 ± 0.02
	6	100	0.57 ± 0.04a	128	0.45 ± 0.04

^aP < 0.05 vs control group. OD: Optical density.