Table 1.

Influence of varying concentrations of arsenic trioxide on apoptotic rate and DNA distribution

Group	Apoptotic rate	DNA distribution (%)
		G0/G1	S
Control	9.31 ± 0.24	62.91 ± 1.30	33.77 ± 0.41
0.5 μmol/L As2O3	15.53 ± 0.69	60.92 ± 2.16	36.87 ± 2.46
1 μmol/L As2O3	19.10 ± 1.02a	57.55 ± 2.24	40.14 ± 2.87
2 μmol/L As2O3	21.87 ± 0.84a	54.12 ± 1.18	43.17 ± 2.30

Treated group vs control group,

^aP < 0.05.