Affiliation: | 1. Institute of Advanced Biomedical Engineering and Science, Tokyo Women's Medical University, 8‐1 Kawadacho, Shinjuku, Tokyo 162‐8666 (Japan);2. Graduate School of Pure and Applied Sciences, University of Tsukuba, 1‐1‐1 Tennodai, Tsukuba, Ibaraki 305‐8571 (Japan);3. Biomaterials Center, National Institute for Materials Science, 1‐1 Namiki, Tsukuba, Ibaraki 305‐0044 (Japan);4. Present address: Department of Materials Science and Technology, Tokyo University of Science, 2641 Yamazaki, Noda‐shi, Chiba 278‐8510, Japan;5. Research & Development Center, Dai Nippon Printing Co., Ltd., 250‐1 Wakashiba, Kashiwa, Chiba 277‐0871 (Japan) |