CHAO YUAN; XIU JUAN ZIIANG; YUAN DA DU; YU HUA GUO; LI YAN SUN; QIANG REN; AA TIAN ZHAO
(HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2010-04-11)
An activity-directed fractionation and purification process was used to isolate the antibacterial compounds from Evernia divaricata (L.) Ach. Six lichen substances were obtained from the active petroleum ether and ethyl ...