Antibacterial and Antibiotic Modifying Potential of Crude Extracts, Fractions, and Compounds from Acacia polyacantha Willd. against MDR Gram-Negative Bacteria

Figure 1

Chemical structures of compounds isolated from the leaf of Acacia polyacantha. 1: stigmasterol, 2:β-amyrin, 3: 3-O-β-glucopyranosylstigmasterol, 4: 3-O-methyl-D-chiro-inositol, 5: epicatechin, 6: quercetin-3-O-glucoside, 7: 3-O-[β-xylopyranosyl-(1→4)-β-galactopyranosyl]-oleanolic acid, and 8: 3-O-[β-galactopyranosyl-(1→4)-β-galactopyranosyl]-oleanolic acid.