Table 2 Effects of 6,7-dehydroroyleanone, horminone and 7-O-acetylhorminone on platelet aggregation (n = 7, \(\overline{x}\) ± s).

6,7-dehydroroyleanone

Aspirin

100

16.7 ± 4.31

62.3 ± 11.5

Control

—

97.1 ± 1.86^Δ

—

High

1000

50.6 ± 10.20*^Δ

47.8 ± 10.5^Δ

Medium

100

73.0 ± 5.90*^Δ

24.7 ± 6.07^Δ

Low

10

94.4 ± 6.08^Δ

1.20 ± 5.31^Δ

p-value (Dose)

<0.0001

p-value (Aspirin + Dose)

<0.0001

<0.0001

Horminone

Aspirin

100

17.35 ± 4.63

61.70 ± 5.82

Control

—

91.00 ± 2.89^Δ

—

High

1000

66.10 ± 4.80*^Δ

27.50 ± 5.28^Δ

Medium

100

79.10 ± 1.21*^Δ

13.00 ± 1.36^Δ

Low

10

85.80 ± 1.68*^Δ

6.10 ± 2.13^Δ

p-value (Dose)

<0.0001

p-value (Aspirin + Dose)

<0.0001

<0.0001

7-O-acetylhorminone

Aspirin

100

18.03 ± 5.06

58.63 ± 8.91

Control

—

65.1 ± 7.15^Δ

—

High

1000

42.60 ± 7.02*^Δ

34.50 ± 10.80^Δ

Medium

100

51.80 ± 6.25*^Δ

17.80 ± 4.70^Δ

Low

10

63.40 ± 4.93^Δ

2.40 ± 7.60^Δ

p-value (Dose)

<0.0001

p-value (Aspirin + Dose)

<0.0001

<0.0001