1. Laboratory of Cellular Biochemistry, Animal Resource Science/Veterinary Medical Sciences, Graduate School of Agricultural and Life Sciences, The University of Tokyo
2. Department of Technology, National Livestock Breeding Center
3. Reproductive Cell Biology Laboratory, Department of Animal Breeding and Reproduction, National Institute of Livestock and Grassland Science
4. Laboratory of Veterinary Physiology, Department of Veterinary Medicine, Faculty of Agriculture, Iwate University