[1] Hokkaido Univ, Lab Adv Chem Biol, Grad Sch Life Sci, Kita Ku, Sapporo, Hokkaido 0010021, Japan
[2] Hokkaido Univ, Frontier Res Ctr Postgenome Sci & Technol, Kita Ku, Sapporo, Hokkaido 0010021, Japan
[3] Hokkaido Univ, Sch Med, Dept Orthoped Surg, Sapporo, Hokkaido 0608638, Japan
[4] Ezose Sci Inc, Pine Brook, NJ 07058 USA