Steroidal Saponins from Vernonia amygdalina Del. and Their Biological Activity

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Steroidal Saponins from Vernonia amygdalina Del. and Their Biological Activity.

In the present study, four new steroidal saponins, namely vernoniamyoside A-D (1-4), together with the two known steroidal saponins vernoamyoside D (5) and vernonioside B₂ (6) were isolated from the ethanol extract of leaves of the African medicinal plant Vernonia amygdalina Del. (Asteraceae). Their structures were demonstrated by spectral analyses along with 1D and 2D nuclear magnetic resonanc...

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In-vitro Antitumor Activity and Antifungal Activity of Pennogenin Steroidal Saponins from paris Polyphylla var. yunnanensis

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ژورنال

عنوان ژورنال: Molecules

سال: 2018

ISSN: 1420-3049

DOI: 10.3390/molecules23030579