1. Department of Biochemistry, Chungnam National University, Daejeon, 305-764, Korea, Department of Chemistry and Research Institute of Physics and Chemistry (RINPAC), Chonbuk National University, Jeonju, 561-756, Korea, Department of Thoracic and Cardiovascular Surgery, Xenotransplantation Research Center, Seoul National University Hospital, Cancer Research Institute, Seoul National University College of Medicine, Seoul, 110-744, Korea, Department of Bioengineering, Hanyang University, Seoul, 133-791,...