1. Department of Biomaterials Science (BK21 FOUR Program), College of Natural Resources and Life Science/Life and Industry Convergence Research Institute, Pusan National University, Miryang, Gyeongsangnam 50463, Republic of Korea
2. College of Veterinary Medicine, Kangwon National University, Chuncheon, Gangwon 24341, Republic of Korea
3. College of Veterinary Medicine, Chungnam National University, Daejeon 34134, Republic of Korea
4. College of Veterinary Medicine, Chungbuk National University, Cheongju, Chungbuk 28644, Republic of Korea
5. Department of Obstetrics and Gynecology, Biomedical Research Institute, Pusan National University School of Medicine, Busan 49241, Republic of Korea