Journal of Natural Products 2010-Sep
Steroidal saponins from fresh stems of Dracaena angustifolia.
Solo gli utenti registrati possono tradurre articoli
Entra registrati
Il collegamento viene salvato negli appunti
Parole chiave
Astratto
Six new steroidal saponins (1-6), angudracanosides A-F, were isolated from fresh stems of Dracaena angustifolia, together with eight known compounds. The structures of compounds 1-6 were determined by detailed spectroscopic analyses and chemical methods. Antifungal testing of all compounds showed that 6 and 7 were active against Cryptococcus neoformans with IC(50)s of 9.5 and 20.0 μg/mL, respectively.