1. State Key Laboratory of Chemical Biology and Drug Discovery, Department of Applied Biology and Chemical Technology, The Hong Kong Polytechnic University, Hunghom, Kowloon, Hong Kong, China
2. Lo Ka Chung Research Centre for Natural Anti-Cancer Drug Development, The Hong Kong Polytechnic University, Hunghom, Kowloon, Hong Kong, China
3. Department of Science, School of Science and Technology, Hong Kong Metropolitan University, Hong Kong, Hong Kong