Table 1. BMI1 reduces HU-induced S arrest in MCF7 cells.

	CTRL	0.1 mM	0.3 mM	0.5 mM	0.8 mM	1.0 mM
	EV BMI1	EV BMI1	EV BMI1	EV BMI1	EV BMI1	EV BMI1
G1	64.1 ± 1.8 65.3 ± 2.5	59.7± 0.1 58.7 ± 1.5	57.4 ± 4.2 58.9 ± 3.1	40.0 ± 2.2 52.9 ± 1.5*	33.6 ± 2.9 51.4 ± 1.3*	23.8 ± 1.1 45.1 ± 0.6*
S	15.8 ± 0.5 14.2 ± 1.3	24.5 ± 0.8 18.6 ± 0.4*	31.0 ± 1.8 19.3 ± 0.9*	51.6 ± 2.2 28.7 ± 0.6*	59.7 ± 3.9 33.7 ± 2.2*	68.8 ± 3.1 36.9 ± 0.1*
G2/M	20.1 ± 2.0 20.5 ± 1.9	15.8 ± 0.8 22.7 ± 1.2*	11.6 ± 3.5 21.7 ± 2.2	11.4 ± 1.5 18.4 ± 1.1*	6.7 ± 1.4 14.9 ± 0.9*	7.4 ± 2.1 18.0 ± 0.5*

Note: Cell cycle distributions were derived from three independent experiments and were presented as means ± S.E.; Ctrl: control; * p < 0.05 (in comparison to the respective cell cycle distributions of EV cells)