Affiliation: | 1. Department of Food and Nutrition, Faculty of Science of Living, Osaka City University, 3–3–138, Sugimoto, Sumiyoshi-ku, Osaka 558, Japan;2. National Research Institute of Aquaculture, Fischeries Agency, Inland Station, Watarai-gun, Mie 519–04, Japan;3. Department of Anatomy, Tokushima University School of Medicine, 3, Kuramoto, Tokushima 770, Japan;4. Faculty of Fisheries, Kagoshima University, 4–50–20, Shimoarata, Kagoshima 890, Japan |