1. Li Dak Sum Marine Biopharmaceutical Research Center Department of Marine Pharmacy College of Food and Pharmaceutical Sciences Ningbo University Ningbo Zhejiang 315832 China
2. College of Fisheries Tianjin Agricultural University Tianjin 300392 China
3. Key Laboratory of Marine Biogenetic Resources Third Institute of Oceanography Ministry of Natural Resources of P. R. China Xiamen 361005 China
4. State Key Laboratory of Oncogene and Related Genes Department of Pharmacy Research Center for Marine Drugs Ren Ji Hospital School of Medicine Shanghai Jiao Tong University Shanghai 200127 China
5. Ningbo Institute of Marine Medicine Peking University Ningbo Zhejiang 315832 China