1. Coll. of Food Science and Engineering; Ocean Univ. of China; No.5 Yushan Road Qingdao 266003 P. R. China
2. Inst. of BioPharmaceutical Research; Liaocheng Univ.; Liaocheng 252059 China
3. Dept. of Health and Nutrition Science; Nishikyushu Univ.; Kanzaki Japan
4. Qingdao National Lab. for Marine Science and Technology; Lab. of Marine Drugs & Biological products; Qingdao Shandong Province 266237 China