Nat Prod Commun
February 2017
A new cyclolanostane triterpenoid xyloside, soulieoside P (1), and a known oleanane-type saponin, hederasaponin B (2), were isolated from the rhizomes of Souliea vaginata. Their structures were established by extensive spectroscopic and HRESIMS analysis, as well as chemical methods. Compound 1 showed significant inhibitory effects with IC₅₀ values of 7.
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