Role of mitochondrial dysfunction in hydrogen peroxide-induced apoptosis of intestinal epithelial cells

Table 2 MTT absorbance (570nm) of SW-480 cells stimulated by hydrogen peroxide

Group	1 h	3 h	6 h	12 h	24 h
Control	1.971 ± 0.101	1.996 ± 0.013	1.867 ± 0.008	2.087 ± 0.126	2.189 ± 0.178
4mmol/L	0.864 ± 0.116a	0.756 ± 0.023a	0.612 ± 0.006a	0.518 ± 0.035a	0.373 ± 0.043a
400mmol/L	1.588 ± 0.005	1.277 ± 0.300a	1.778 ± 0.098	1.599 ± 0.214	1.899 ± 0.031
200mmol/L	1.626 ± 0.262	1.914 ± 0.046	1.941 ± 0.032	1.787 ± 0.033	1.962 ± 0.149
100mmol/L	1.683 ± 0.070	1.973 ± 0.048	1.933 ± 0.094	1.901 ± 0.097	2.079 ± 0.081
50mmol/L	1.865 ± 0.122	1.974 ± 0.080	2.077 ± 0.077	1.876 ± 0.053	1.922 ± 0.048

^aP < 0.05 vs control at corresponding time point.