Institution: | 1. Research Centre for Natural Medicinal Chemistry, College of Science, Northwest A&F University, Yangling, Shaanxi 712100, P.?R. China, (phone: +86‐29‐87092335;2. fax: +86‐29‐87092335);3. Biotechnology Research Institute, National Research Council of Canada, 6100 Royalmount Avenue, Montreal, Que. H4P?2R2, Canada;4. Institute of Soil & Water Conservation, Chinese Academy of Science, Yangling, Shaanxi 712100, P.?R. China;5. National Nanotechnology Center, National Science and Technology Development Agency, 30 Thailand Science Park, Paholyothin Rd., Klong Luang, Pathumthani 12120 Bangkok, Thailand |