Research Article

The Effects of Platycodin D, a Saponin Purified from Platycodi Radix, on Collagen-Induced DBA/1J Mouse Rheumatoid Arthritis

Figure 1

Chemical structure of platycodin D used in this study. Platycodin D is a triterpenoid bidesmoside, composed of an aglycone moiety, 3-Glc, and 28-O-Api-Xyl-Rha-Ara [11].
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