[1
]
Department of Digestive Disease Center, Akita Red Cross Hospital, Akita, Japan.
[2
]
Department of Gastroenterology and Hepatology, Sapporo Medical University School of
Medicine, Sapporo, Japan.
[3
]
Department of Gastroenterology and Hepatology, Sapporo Medical University School of
Medicine, Sapporo, Japan; Department of Molecular Biology, Sapporo Medical University
School of Medicine, Sapporo, Japan.
[4
]
Department of Molecular Biology, Sapporo Medical University School of Medicine, Sapporo,
Japan.
[5
]
Department of Molecular Diagnostic Pathology, Iwate Medical University, Morioka, Japan.
[6
]
Department of Molecular Biology, Sapporo Medical University School of Medicine, Sapporo,
Japan. Electronic address: hsuzuki@sapmed.ac.jp.