1. Departments of Materials Engineering and Bioengineering, Graduate School of Engineering, Center for Disease Biology and Integrative Medicine and Department of Clinical Vascular Regeneration, Graduate School of Medicine, and Center for NanoBio Integration, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, Japan, NanoCarrier Co., Ltd., 5-4-19 Kashiwanoha, Kashiwa, Chiba 277-0882, Japan, and CREST, Japan Science and Technology Agency, Japan