Conclusions The effect of rhein on contractile activity of uterine smooth muscle strips in rats is probably associated with prostaglandin synthese or release, or L-voltage-dependant calcium channels.

• 结论大黄酸对大鼠离体子宫平滑肌条运动的抑制作用，可能是通过作用于平滑肌细胞膜的L-型钙通道及细胞内前列腺素的合成与释放而实现的。