^○Osamu Dohi, Atsushi Majima, Yuriko Onozawa, Tomoko Kitaichi, Yusuke Horii, Kentaro Suzuki, Tetsuya Okayama, Naohisa Yoshida, Kazuhiro Kamada, Kazuhiro Katada, Kazuhiko Uchiyama, Tsuyoshi Ishikawa, Osamu Handa, Tomohisa Takagi, Hideyuki Konishi, Yuji Naito, Yoshito Ito (Dept. of Molecular Gastroenterology and Hepatology, Graduate Sch. of Med., Kyoto Pref. Univ. of Med., Kyoto, Japan)

^○Tomoaki Matsumura, Makoto Arai, Hideaki Ishigami, Kenichiro Okimoto, Shoko Minemura, Keiko Saito, Daisuke Maruoka, tomoo Nakagawa, Osamu Yokosuka (Dept. of Gastroenterology and Nephrology, Graduate School of Medicine, Chiba University, Chiba, Japan)

^○Hogara Nishisaki, Shinsuke Yahata, Yasukazu Fujii (Dept. of Internal Medicine, Hyogo Prefectural Kaibara Hospital, Tanba, Japan)

^○Takashi Saitoh¹, Mune-atsu Toshima², Gen Watanabe³ (Division of Molecular and Diagnostic Pathology, Niigata University Graduate School of Medical and Dental Sciences, Niigata, JapanDivision of Molecular and Diagnostic Pathology, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Japan)

^○Yusuke Horiuchi¹, Junko Fujisaki¹, Noriko Yamamoto² (1.Dept. of Gastroenterology, Cancer Institute Hospital, Japanese Foundation For Cancer Research. Tokyo, Japan, 2.Department of Pathology, Cancer Institution , Japanese Foundation for Cancer Research. Tokyo, Japan)