[1] Tohoku Univ, Div Emerging Infect Dis, Dept Internal Med, Grad Sch Med,Aoba Ku, Sendai, Miyagi 9808574, Japan
[2] Nagasaki Univ, Grad Sch Biomed Sci, Dept Mol Med & Hematol, Mol Med Unit,Atom Bomb Dis Inst, Nagasaki 852, Japan
[3] Tohoku Univ Hosp, Dept Pathol, Sendai, Miyagi, Japan
[4] Takeda Gen Hosp, Med Informat Div, Kyoto, Japan
[5] Tohoku Univ Hosp, Div Hematol & Rheumatol, Sendai, Miyagi, Japan
[6] Tohoku Univ, Div Microbiol & Immunol, Grad Sch Med, Sendai, Miyagi 9808574, Japan
[7] FUSO Pharmaceut Ind Ltd, Ctr Res & Dev, Osaka, Japan
[8] Tohoku Univ, Div Canc Control Pathol, Inst Dev Aging & Canc, Sendai, Miyagi 9808574, Japan