The experiment, in which the authors infuse isolated toad hearts with the following three fluids, shows thast in lower concentration, Mount Huang G.P., G.

• 蟾蜍离体心脏灌流实验表明:黄山采集的绞股兰、绞股兰茶剂、生晒参在低浓度时均能增加蟾蜍离体心脏的收缩振幅。