1. Department of Oral Biology, Research Center for Orofacial Hard Tissue Regeneration, Oral Science Research Institute, Brain Korea 21 Project, Yonsei University College of Dentistry
2. Department of Oral Diagnosis and Oral Medicine, Yonsei University College of Dentistry
3. Department of Applied Life Science, The Graduate School, Yonsei University
4. Department of Chemical Engineering and Biotechnology, Korea Polytechnic University
5. Vitrosys Incorporation