1. Nanotechnology Research Center & Institute of Biomedical Engineering, Waseda University, Waseda Tsurumaki-cho 513, Shinjuku-ku, Tokyo 162-0041, Japan, Department of Electronical Engineering and Bioscience, School of Science and Engineering, Waseda University, 3-4-1 Okubo, Shinjuku-ku, Tokyo 169-8555, Japan, Laboratory of Bio-Analytical Chemistry, Graduate School of Pharmaceutical Sciences, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan, and Kagami Memorial Laboratory for Materials...