Rosa banksiae Ait. (R. banksiae) is a traditional Chinese folk medicine and an ornamental\nplant. Most previous studies have focused on cultivation and utilization while there are few research\npapers on the pharmacological activity of R. banksiae. This study aimed to get a better understanding\nof R. banksiae by extracting polyphenols with fractionated extraction technology. The results showed\nthat ethyl acetate phase (EAP) contained the most polyphenols.............................
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