1. Department of Biochemistry, College of Life Science and Biotechnology, Yonsei University, Seoul 120-749, Republic of Korea,
2. College of Pharmacy, Seoul National University, 599 Gwanak-ro, Gwanak-gu, Seoul 151-742, Republic of Korea,
3. Department of Pharmacy, College of Pharmacy, Kyung Hee University, Seoul 130-701, Republic of Korea,
4. Korea Research Institute of Chemical Technology (KRICT), 141 Gajeong-ro, Yuseong-gu, Daejeon 305-343, Republic of Korea,
5. Department of Neurobiology, School of Medicine, Kangwon National University, Chuncheon 200-701, Republic of Korea,
6. National Research Laboratory of Vascular Biology and Stem Cells, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 305-701, Republic of Korea,
7. Vascular System Research Center, Kangwon National University, Kangwon-Do, Republic of Korea