| Authors: |
Akuta T; Research and Development Division, Kyokuto Pharmaceutical Industrial Co., Ltd., 3333-26, Aza-Asayama, Kamitezuna, Takahagi, Ibaraki, Japan. t.akuta@kyokutoseiyaku.co.jp., Ura T; Institute of Pure and Applied Sciences, University of Tsukuba, 1-1-1, Tennodai, Tsukuba, Ibaraki, 305-8573, Japan., Oikawa T; Research and Development Division, Kyokuto Pharmaceutical Industrial Co., Ltd., 3333-26, Aza-Asayama, Kamitezuna, Takahagi, Ibaraki, Japan., Shibata T; Research and Development Division, Kyokuto Pharmaceutical Industrial Co., Ltd., 3333-26, Aza-Asayama, Kamitezuna, Takahagi, Ibaraki, Japan., Shiraki K; Institute of Pure and Applied Sciences, University of Tsukuba, 1-1-1, Tennodai, Tsukuba, Ibaraki, 305-8573, Japan., Arakawa T; Alliance Protein Laboratories, 13380 Pantera Rd, San Diego, CA, 92130, USA. tarakawa2@aol.com. |