1. Graduate School of Animal and Food Hygiene Obihiro University of Agriculture and Veterinary Medicine Obihiro Japan
2. Department of Gynecology, Obstetrics and Reproductive Health, Faculty of Veterinary Medicine & Animal Science Bangabandhu Sheikh Mujibur Rahman Agricultural University Gazipur Bangladesh
3. Department of Physiology and Pharmacology, Faculty of Veterinary & Animal Science Hajee Mohammad Danesh Science and Technology University Dinajpur Bangladesh
4. Taketomi Reproduction Clinic Obihiro Japan
5. Animal Biotechnology Group Animal Research Center, Hokkaido Research Organization Hokkaido Japan
6. Institute of Agricultural Sciences Tokai University Kumamoto Japan