a
Department of Chemistry and Biotechnology, School of Engineering, The University of Tokyo, 7-3-1, Hongo, Bunkyo-ku, Tokyo, Japan
b
Department of Bioengineering, School of Engineering, The University of Tokyo, 7-3-1, Hongo, Bunkyo-ku, Tokyo, Japan
E-mail: yamaguchi@bio.t.u-tokyo.ac.jp
;
Fax: +81 (0)3 5841 8657
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Tel: +81 (0)3 5841 7328