1. Department of Chemical & Biomolecular Engineering, Korea Advanced Institute of Science and Technology, Daejeon 34141, Republic of Korea
2. Department of Surgery-Transplant and Mary & Dick Holland Regenerative Medicine Program, College of Medicine, University of Nebraska Medical Center, Omaha, Nebraska 68198-5940, United States
3. KB Biomed Inc., Chungju 27469, Republic of Korea
4. Department of Chemical & Biological Engineering, Korea National University of Transportation, Chungju 27469, Republic of Korea
5. Department of Bioengineering, College of Engineering, Hanyang University, Seoul 04763, Republic of Korea
6. Department of Bio and Brain Engineering, Korea Advanced Institute of Science and Technology, Daejeon 34141, Republic of Korea