Table 2

Positive rate of Bcl-2, Bax, and c-Myc proteins of SGC-7901 cells after co-culture with increasing concentrations of Helicobacter pylori for 48 hours as determined using immunohistochemistry

Positive rate (% (SD))
Concentration of H pylori (CFU/ml)Bcl-2Baxc-Myc
*p<0.01, compared with control; †one way ANOVA, p<0.01.
CFU, colony forming units.
0 (control)40.00 (2.94)23.25 (1.26)2.20 (0.65)
3.2×10436.75 (1.71)24.25 (1.26)2.78 (0.97)
1.6×10525.25 (1.71)*34.50 (2.38)*5.65 (1.07)*
8.0×10514.50 (2.65)*43.75 (1.71)*9.23 (0.95)*
4.0×1067.75 (1.71)*†53.75 (2.63)*†12.88 (0.74)*†