1. Severance Biomedical Science Institute, Brain Korea 21 PLUS Project for Medical ScienceYonsei University College of Medicine Seoul Republic of Korea
2. College of PharmacyEwha Womans University Seoul Republic of Korea
3. Epithelial Biology Center and Department of SurgeryVanderbilt University School of Medicine and the Nashville VA Medical Center Nashville TN USA
4. Department of DermatologyVanderbilt University School of Medicine Nashville TN USA