論文・総説 - 岡本 隆一

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  1. Shin Makita, Takanori Kanai, Yasuhiro Nemoto, Teruji Totsuka, Ryuichi Okamoto, Kiichiro Tsuchiya, Masafumi Yamamoto, Hiroshi Kiyono, Mamoru Watanabe. Intestinal lamina propria retaining CD4+CD25+ regulatory T cells is a suppressive site of intestinal inflammation. J. Immunol.. 2007.04; 178 (8): 4937-4946. ( PubMed )

  2. Kiichiro Tsuchiya, Tetsuya Nakamura, Ryuichi Okamoto, Takanori Kanai, Mamoru Watanabe. Reciprocal targeting of Hath1 and beta-catenin by Wnt glycogen synthase kinase 3beta in human colon cancer. Gastroenterology. 2007.01; 132 (1): 208-220. ( PubMed, DOI )

  3. Yasuhiro Nemoto, Takanori Kanai, Shin Makita, Ryuichi Okamoto, Teruji Totsuka, Kiyoshi Takeda, Mamoru Watanabe. Bone marrow retaining colitogenic CD4+ T cells may be a pathogenic reservoir for chronic colitis. Gastroenterology. 2007.01; 132 (1): 176-189. ( PubMed, DOI )

  4. R Fujii, T Kanai, Y Nemoto, S Makita, S Oshima, R Okamoto, K Tsuchiya, T Totsuka, M Watanabe. FTY720 suppresses CD4+CD44highCD62L- effector memory T cell-mediated colitis. Am J Physiol Gastrointest Liver Physiol. 2006.08; 291 (2): G267-G274. ( PubMed, DOI )

  5. Ryuichi Okamoto, Tomoko Matsumoto, Mamoru Watanabe. Regeneration of the intestinal epithelia: regulation of bone marrow-derived epithelial cell differentiation towards secretory lineage cells. Hum. Cell. 2006.05; 19 (2): 71-75. ( PubMed, DOI )

  6. Ryuichi Okamoto, Mamoru Watanabe. Cellular and molecular mechanisms of the epithelial repair in IBD. Dig. Dis. Sci.. 2005.10; 50 Suppl 1 S34-S38. ( PubMed, DOI )

  7. Teruji Totsuka, Takanori Kanai, Shin Makita, Rei Fujii, Yasuhiro Nemoto, Shigeru Oshima, Ryuichi Okamoto, Akemi Koyanagi, Hisaya Akiba, Ko Okumura, Hideo Yagita, Mamoru Watanabe. Regulation of murine chronic colitis by CD4+CD25- programmed death-1+ T cells. Eur J Immunol. 2005.06; 35 (6): 1773-1785. ( PubMed, DOI )

  8. Tomoko Matsumoto, Ryuichi Okamoto, Tomoharu Yajima, Takehiko Mori, Shinichiro Okamoto, Yasuo Ikeda, Makio Mukai, Motomi Yamazaki, Shigeru Oshima, Kiichiro Tsuchiya, Tetsuya Nakamura, Takanori Kanai, Hideyuki Okano, Johji Inazawa, Toshifumi Hibi, Mamoru Watanabe. Increase of bone marrow-derived secretory lineage epithelial cells during regeneration in the human intestine. Gastroenterology. 2005.06; 128 (7): 1851-1867. ( PubMed )

  9. Shin Namiki, Tetsuya Nakamura, Shigeru Oshima, Motomi Yamazaki, Yuko Sekine, Kiichiro Tsuchiya, Ryuichi Okamoto, Takanori Kanai, Mamoru Watanabe. IRF-1 mediates upregulation of LMP7 by IFN-gamma and concerted expression of immunosubunits of the proteasome. FEBS Lett.. 2005.05; 579 (13): 2781-2787. ( PubMed, DOI )

  10. Eriko Okada, Motomi Yamazaki, Masanobu Tanabe, Tsutomu Takeuchi, Masanobu Nanno, Shigeru Oshima, Ryuichi Okamoto, Kiichiro Tsuchiya, Tetsuya Nakamura, Takanori Kanai, Toshifumi Hibi, Mamoru Watanabe. IL-7 exacerbates chronic colitis with expansion of memory IL-7Rhigh CD4+ mucosal T cells in mice. Am J Physiol Gastrointest Liver Physiol. 2005.04; 288 (4): G745-G754. ( PubMed, DOI )

  11. Shigeru Oshima, Tetsuya Nakamura, Shin Namiki, Eriko Okada, Kiichiro Tsuchiya, Ryuichi Okamoto, Motomi Yamazaki, Takanori Yokota, Masatoshi Aida, Yuki Yamaguchi, Takanori Kanai, Hiroshi Handa, Mamoru Watanabe. Interferon regulatory factor 1 (IRF-1) and IRF-2 distinctively up-regulate gene expression and production of interleukin-7 in human intestinal epithelial cells. Mol. Cell. Biol.. 2004.07; 24 (14): 6298-6310. ( PubMed, DOI )

  12. Kenichi Ishii, Takanori Kanai, Teruji Totsuka, Koji Uraushihara, Takahiro Ishikura, Motomi Yamazaki, Ryuichi Okamoto, Akihiro Araki, Tatsuya Miyata, Katsuaki Tezuka, Tetsuya Nakamura, Mamoru Watanabe. Hyperexpression of inducible costimulator on lamina propria mononuclear cells in rat dextran sulfate sodium colitis. J. Gastroenterol. Hepatol.. 2004.02; 19 (2): 174-181. ( PubMed )

  13. Ryuichi Okamoto, Mamoru Watanabe. Molecular and clinical basis for the regeneration of human gastrointestinal epithelia. J. Gastroenterol.. 2004.01; 39 (1): 1-6. ( PubMed, DOI )

  14. Ryuichi Okamoto, Mamoru Watanabe. Prospects for regeneration of gastrointestinal epithelia with donor derived cells. Trends Mol Med. 2003.09; 9 (7): 286-290.

  15. Motomi Yamazaki, Tomoharu Yajima, Masanobu Tanabe, Kazuto Fukui, Eriko Okada, Ryuichi Okamoto, Shigeru Oshima, Tetsuya Nakamura, Takanori Kanai, Masahiro Uehira, Tsutomu Takeuchi, Hiromichi Ishikawa, Toshifumi Hibi, Mamoru Watanabe. Mucosal T cells expressing high levels of IL-7 receptor are potential targets for treatment of chronic colitis. J. Immunol.. 2003.08; 171 (3): 1556-1563. ( PubMed )

  16. Mamoru Watanabe, Motomi Yamazaki, Ryuichi Okamoto, Shinya Ohoka, Akihiro Araki, Tetsuya Nakamura, Takanori Kanai. Therapeutic approaches to chronic intestinal inflammation by specific targeting of mucosal IL-7/IL-7R signal pathway. Curr Drug Targets Inflamm Allergy. 2003.06; 2 (2): 119-123. ( PubMed )

  17. Teruji Totsuka, Takanori Kanai, Ryoichi Iiyama, Koji Uraushihara, Motomi Yamazaki, Ryuichi Okamoto, Toshifumi Hibi, Katsunari Tezuka, Miyuki Azuma, Hisaya Akiba, Hideo Yagita, Ko Okumura, Mamoru Watanabe. Ameliorating effect of anti-inducible costimulator monoclonal antibody in a murine model of chronic colitis. Gastroenterology. 2003.02; 124 (2): 410-421. ( PubMed, DOI )

  18. Ryuichi Okamoto, Tomoharu Yajima, Motomi Yamazaki, Takanori Kanai, Makio Mukai, Shinichiro Okamoto, Yasuo Ikeda, Toshifumi Hibi, Johji Inazawa, Mamoru Watanabe. Damaged epithelia regenerated by bone marrow-derived cells in the human gastrointestinal tract. Nat. Med.. 2002.09; 8 (9): 1011-1017. ( PubMed, DOI )

  19. Takanori Kanai, Mamoru Watanabe, Akira Okazawa, Toshiro Sato, Motomi Yamazaki, Susumu Okamoto, Hiromasa Ishii, Teruji Totsuka, Ryoichi Iiyama, Ryuichi Okamoto, Masao Ikeda, Masashi Kurimoto, Kiyoshi Takeda, Shizuo Akira, Toshifumi Hibi. Macrophage-derived IL-18-mediated intestinal inflammation in the murine model of Crohn's disease. Gastroenterology. 2001.10; 121 (4): 875-888. ( PubMed )

  20. Eri Oshina, Masanori Kobayashi, Ryuichi Okamoto. Functional Gallbladder Disorder: Characteristic Hepatobiliary Scintigraphy Findings. Intern Med. 2025.04; 64 (7): 1119-1120. ( PubMed, DOI )

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