*2.13. Statistical Analysis*

Data are presented as the means ± standard deviations (SD) and are representative of at least three independent experiments. Graphs and all Statistical analysis were performed using GraphPad Prism software version 6 (San Diego, CA, USA) for Windows. Differences between untreated and herb or acteoside treated groups were analyzed by Unpaired *t*-test. *p* < 0.05, *p* < 0.01 or *p* < 0.001 was regarded as significant.
