Research Article
Author(s): Yutaka Yonemura*, Emel Canbay, Shouzou Sako, Haruaki Ishibashi, Masamitu Hirano, Akiyoshi Mizumoto, Nobuyuki Takao, Masumi Ichinose, Kousuke Noguchi, Shunsuke Motoi, Yang Liu, Satoshi Wakama, Keizou Taniguchi and Yan Li