1. The Swire Institute of Marine Science and School of Biological Sciences; The University of Hong Kong, Pokfulam; Hong Kong P. R. China
2. Department of Pharmacology & Pharmacy; The University of Hong Kong, Pokfulam; Hong Kong P. R. China
3. Department of Chemistry; The University of Hong Kong, Pokfulam; Hong Kong P. R. China
4. State Key Laboratory in Marine Pollution; City University of Hong Kong, Kowloon; Hong Kong P. R. China