Cell cycle arrest and apoptotic cell death in cultured human gastric carcinoma cells mediated by arsenic trioxide

Table 1 The effects of As₂O₃ on the growth of MKN45 cells at different times and concentrations.

Groups		Cell number (1×105/mL)
		24 h	48 h	72 h
PBS control		7.15±1.08	9.18±0.99	13.34±0.54
As2O3 (µmol/L)	1	2.47±0.99	3.34±1.02	2.73±1.38
	5	2.51±0.63	2.84±1.12	1.75±1.12
	10.0	2.09±0.67	1.34±0.51	0.25±0.24