Figure 1

Plasma concentration-time curves and areas under the curve.
Results are shown for the plasma concentration-time curve of berberine (Panel A; values are represented as means ± SEM). Panel B shows the box plot of areas under the curve in 12 hours for 10 Africans and 10 Chinese (***represents difference with a p value < 0.001). P values are analyzed based on student’s t-test.