Table 2.

Viability of A549 cells treated with MOE for 24 h

Concentration (μg/ml)	Mean OD ± SD	Cell viability (%)
0 (Control)	1.469 ± 0.008	100
1	1.177 ± 0.058	80.123
10	1.120 ± 0.132	76.242
50	1.001 ± 0.118	68.108
100	1.201 ± 0.082	81.756
150	1.170 ± 0.110	79.646
200	0.966 ± 0.158	65.725
250	0.922 ± 0.177	62.730
500	0.984 ± 0.350	66.950

OD optical density, SD standard deviation.