1. Aichi Agricultural Research Center Nagakute Japan
2. Saga Prefectural Livestock Experiment Station Takeo Japan
3. First development Gr. Section Misawa Medical Industry Co. Ltd Kasama Japan
4. National Livestock Breeding Center Miyazaki Station Miyazaki Kobayashi Japan
5. Department of Planning and Coordination National Livestock Breeding Center Fukushima Nishishirakawa Japan
6. Division of Animal Sciences Institute of Agrobiological Sciences National Agriculture and Food Research Organization (NARO) Tsukuba Japan
7. The United Graduate School of Veterinary Science Yamaguchi University Yamaguchi Japan