Results: 4

Isolamento do estigmasterol do extrato hexânico das folhas de Sphagneticola trilobata Pruski (Asteraceae)

O interesse de pesquisadores e da população geral é bastante evidente, e tem crescido bastante na atualidade, no uso de plantas medicinais. A espécie de interesse deste trabalho, a Sphagneticola trilobata Pruski é uma planta herbácea pertencente à família Asteraceae. Alguns relatos têm mostrado ...

Phytosterols Content in Vegetable Oils of Brazil: Coconut, Safflower, Linseed and Evening Primrose

Abstract In the last years phytosterols, natural components of plants, have received more attention due to association of their consumption with reducing risk of cardiovascular diseases and cancer. There are several scientific studies about phytosterols in vegetable oils, but they are scarce in unconvent...

Production and characterization of alginate-starch-chitosan microparticles containing stigmasterol through the external ionic gelation technique

Braz. j. pharm. sci; 49 (3), 2013
Stigmasterol - a plant sterol with several pharmacological activities - is susceptible to oxidation when exposed to air, a process enhanced by heat and humidity. In this context, microencapsulation is a way of preventing oxidation, allowing stigmasterol to be incorporated into various pharmaceutical form...

Constituintes químicos, fenóis totais e atividade antioxidante de Sterculia striata St. Hil. et Naudin

Acta amaz; 40 (1), 2010
A investigação fitoquímica das cascas do caule de Sterculia striata St. Hil. et Naudin, através de métodos cromatográficos, conduziu ao isolamento dos esteróides sitosterol, estigmasterol e sitosterol-3-O-β-D-glicopiranosídeo, além de quatro triterpenóides pentacíclicos, o lupeol, 3-β-O-acil...