Research Article

Nonclinical Safety Pharmacology Study of the Herbal Product HAD-B1

Figure 1

Effects of vehicle control, HAD-B1, and E-4031 on cloned hERG potassium channels expressed in CHO cells. The percentage of current suppression in each group of 3 cells is shown in the bar graph. Values are means, and error bars indicated SEM (standard error of the mean). Significance at , vehicle control vs. E4031, Student’s t-test.