Characterization of a xylose containing oligosaccharide, an inhibitor of multidrug resistance in Staphylococcus aureus, from Ipomoea pes-caprae. - Escobedo-Martínez,C.; Cruz-Morales,S.; Fragoso-Serrano,M.; Mukhlesur,M.; Gibbons,S.; Pereda-Miranda,R. (Phytochemistry, 2010)