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本司研发部对香加皮根中的C₂₁甾体糖苷和寡糖进行系统的植物化学研究，从中分离得到10个C₂₁甾体糖苷和4个寡糖，其中包括4个新的C₂₁甾体糖苷，分别命名为Perisepiumosides F, Perisepiumosides G, Perisepiumosides H和Perisepiumosides I，6个已知的C₂₁甾体糖苷分别为perisepiumoside B, perisepiumoside C, 5-pregnen-3β,20β-diol glucoside, Periplocoside M, Periplocoside N和Periplocoside F，4个已知的寡糖分别为Perisesaccharide B, Perisesaccharide C, Perisaccharide B和2-O-acetyl-β-D-digitalopyranosyl-(1-4)- β-D-cymaropyranosyl-(1-4)-β-D-cymaropyranosyl-(1-4)-β-D-cymaropyranosyl-(1-4)-β-D-oleandronic-δ-lactone。该研究结果发表在天然产物杂志Fitoterapia上，文章如下：

Xin-Yue Gu, Zhou-Wei Wu, Lun Wang, Fu Li, Bin Chen, Kai Yu, Ming-Kui Wang*. C₂₁ steroidal glycosides and oligosaccharides from the root bark of Periploca sepium, Fitoterapia, 2017, 118: 6-12