Inhibitory Effects of Daiokanzoto (Da-Huang-Gan-Cao-Tang) on P-Glycoprotein
Figure 4
Inhibitory effects of rhubarb and licorice root on ATPase activity in the presence of verapamil. Licorice root or rhubarb was added to a final concentration of 0.0625 (open column), 0.5 (dotted column), or 1 (closed column) mg/mL together with 50 M verapamil. Data represent the mean SD of three experiments.