1. Veterinary Medical Center and College of Veterinary Medicine, Laboratory of Veterinary Embryology and Biotechnology (VETEMBIO), Chungbuk National University, Cheongju 28644, Korea.
2. Institute of Stem Cell & Regenerative Medicine (ISCRM), Chungbuk National University, Cheongju 28644, Korea.
3. Graduate School of Veterinary Biosecurity and Protection, Chungbuk National University, Cheongju 28644, Korea.
4. College of Veterinary Medicine, Kangwon National University, Chuncheon 24341, Korea.