1. Division of Comparative Pathophysiology, Department of Physiology and Cell Biology, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, Kobe, Hyogo 650-0017, Japan
2. Institute for Experimental Animals, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, Kobe, Hyogo 650-0017, Japan
3. Immuno-Biological Laboratories Co., Ltd., 3-39-15 Showa-machi, Maebashi, Gunma 371-8514, Japan
4. Division of Cardiovascular Medicine, Department of Internal Medicine, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, Kobe, Hyogo 650-0017, Japan
5. Department of Clinical Laboratory Medicine, Gunma University Graduate School of Medicine, 4-2 Aramaki-cho, Maebashi, Gunma 371-8510, Japan
6. Present address: Division of Cardiovascular Medicine, Department of Internal Medicine, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, Kobe, Hyogo 650-0017, Japan
7. Present address: Devision of Biological Resources and Development, Analytical Research Center for Experimental Sciences, Saga University, 5-1-1 Nabeshima, Saga 849-8501, Japan