1. Animal Breeding and Reproduction Research Division, Institute of Livestock and Grassland Science National Agriculture and Food Research Organization (NARO) Tsukuba Japan
2. Key Lab of Animal Cell Biotechnology National Institute of Animal Science Hanoi Vietnam
3. Institute of Biotechnology Vietnam Academy of Science and Technology Hanoi Vietnam
4. National Institute of Animal Science Hanoi Vietnam
5. Division of Animal Sciences, Institute of Agrobiological Sciences NARO Tsukuba Japan
6. The United Graduate School of Veterinary Science Yamaguchi University Yamaguchi Japan