Rare dimeric guaianes from Xylopia vielana and their multidrug resistance reversal activity.
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DOI: 10.1016/j.phytochem.2018.11.004
Abstract: Thirteen undescribed dimeric guaianes were isolated from the leaves of Xylopia vielana Pierre. Their structures were elucidated by NMR spectroscopy and mass spectrometry, and the absolute configurations of vielanins G-Q were determined by a combination… read more here.
Keywords: xylopia vielana; resistance reversal; spectroscopy; multidrug resistance ... See more keywords