Table 1 The cell cycle distribution, phosphorylated H3-positive rates and mitotic index of HA22T/VGH cells after costunolide treatment

control

56.1 ± 0.7

26.8 ± 1.2

17.1 ± 1.5

3.6 ± 0.2

4.9 ± 0.7

2 h

33.0 ± 0.1

37.3 ± 0.3

29.7 ± 0.3

14.8 ± 2.6

17.4 ± 1.6

4 h

32.7 ± 0.7

33.1 ± 0.4

34.8 ± 0.5

25.8 ± 0.8

22.4 ± 4.1

16 h

39.3 ± 1.7

26.7 ± 4.7

34.0 ± 3.2

15.2 ± 1.8

7.8 ± 1.0

24 h

55.9 ± 2.1

15.2 ± 3.3

28.9 ± 1.2

8.2 ± 0.7

5.4 ± 0.7