1. Xenotransplantation Research Center Seoul National UniversityCollege of Medicine Seoul Korea
2. Department of Microbiology and Immunology Seoul National UniversityCollege of Medicine Seoul Korea
3. Institute of Endemic DiseasesSeoul National UniversityCollege of Medicine Seoul Korea
4. Cancer Research InstituteSeoul National UniversityCollege of Medicine Seoul Korea
5. Department of Biomedical Sciences Seoul National UniversityCollege of Medicine Seoul Korea
6. Department of Dermatology Samsung Medical Center Seoul Korea
7. Department of Laboratory Medicine Hallym University College of Medicine Anyang Korea
8. Department of Surgery Seoul National University College of Medicine Seoul Korea