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Antigiardial activity of flavonoids from leaves of Aphelandra scabra
SERGIO RUBEN PERAZA SANCHEZ
GLORIA IVONNE HERNANDEZ BOLIO
LUIS WILIUNFO TORRES TAPIA
ROSA ESTHER MOO PUC
Acceso Abierto
Atribución-NoComercial-SinDerivadas
DOI: 10.1016/j.bjp.2015.04.004
ACANTHACEAE
ANTI-GIARDIAL ACTIVITY
APHELANDRA SCABRA
CIRSIMARITIN
FLAVONOIDS
Aphelandra scabra (Vahl) Sm., Acanthaceae, is a shrub widely used by some Mayan communities as carminative, antidote, and remedy for some infections. Bio-guided isolation of the methanol extract of leaves led us to the purification of the anti-giardial metabolites cirsimaritin and sorbifolin, along with the inactive metabolites cirsimarin, sorbifolin-6-O-β-glucopyranoside, and squalene. Cirsimaritin displayed high activity in the anti-giardial bioassay with an IC50 = 3.8 µM, being considered as outstanding when compared to previous reported metabolites, while sorbifolin showed a low activity with an IC50 = 75.6 µM. Additionally, both compounds proved not to be cytotoxic in an in vitro bioassay against HEK-293, a normal cell line. This is the first investigation on anti-giardial properties of A. scabra and its phytochemistry as well, thus the isolated compounds are considered as new for the plant genus and for the species.
01-05-2015
Artículo
Brazilian Journal of Pharmacognosy. 25(3), 233-237, 2015
Inglés
Hernández-Bolio, G. I., Torres-Tapia, L. W., Moo-Puc, R., & Peraza-Sánchez, S. R. (2015). Antigiardial activity of flavonoids from leaves of aphelandra scabra. Brazilian Journal of Pharmacognosy, 25(3), 233-237. doi:10.1016/j.bjp.2015.04.004
BIOLOGÍA Y QUÍMICA
Versión publicada
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