3:20 PM - 3:35 PM
*Nobuhiro Kobayashi1,2, Tomoya Saito1,2, Rigel Suzuki1, Tomokazu Tamura1, Akinobu Taketomi2, Takasuke Fukuhara1 (1. Department of Microbiology and Immunology, Graduate School of Medicine, Hokkaido University, 2. Department of Gastroenterological Surgery I, Hokkaido University Graduate School of Medicine)