The data are shown as the mean ± SEM. Parametric data between multiple groups were compared by using the Kruskal–Wallis test and followed by Mann–Whitney U test if statistically significant. Mann–Whitney U test was also used for the comparison between two independent continuous variables. Data were analyzed using the SPSS statistical software package for Windows, version 13.0 (SPSS, Chicago, IL, USA), and P < 0.05 was considered as statistically significant.
Do you have any questions about this protocol?
Post your question to gather feedback from the community. We will also invite the authors of this article to respond.
Tips for asking effective questions
+ Description
Write a detailed description. Include all information that will help others answer your question including experimental processes, conditions, and relevant images.