Effects of Breviscapine on Isolated Rat Thoracic Aortic Ring Studies on effects of 15 Chinese herbs for regulating Qi on in vitro aggregation of human platelet Hypoglycemic Effect of Saponin Isolated from Leaves of Acanthopanax senticosus(Rupr.et Maxim.)Harms. Vasodilation effect of EUL on rat thoracic artery