Fig. 2From: Therapeutic effects of Qian-Yu decoction and its three extracts on carrageenan-induced chronic prostatitis/chronic pelvic pain syndrome in ratsFingerprint analysis of QYD using HPLC. a chromatogram of QYD lyophilized product (DLP); b chromatogram of standard references, (1) baicalin, (2) icariin, (3) formononetin and (4) wogonin; c chromatogram of the solvent (blank). The signals were monitored at 254Â nmBack to article page