Establishment of granuloma formation model based on molecular response analysis
Project/Area Number |
18K07934
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Multi-year Fund |
Section | 一般 |
Review Section |
Basic Section 53010:Gastroenterology-related
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Research Institution | Tokyo Medical and Dental University |
Principal Investigator |
Oshima Shigeru 東京医科歯科大学, 医学部附属病院, 講師 (50376787)
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Project Period (FY) |
2018-04-01 – 2021-03-31
|
Project Status |
Completed (Fiscal Year 2020)
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Budget Amount *help |
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2020: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2019: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2018: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
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Keywords | クローン病 / 肉芽腫 / オートファジー / p62 / ニッケル / LC3 / ユビキチン / 生命金属 / p62/SQSTM! / 腸炎 |
Outline of Final Research Achievements |
Crohn's disease is an intractable disease of unknown cause and is characterized by the formation of granulomas in the intestinal tract and discontinuous lesions. We hypothesized that a foreign body (environmental factor) that can normally be eliminated could not be eliminated due to the genetic background of Crohn's disease, resulting in granulomas. Using foods and trace elements as foreign substances (environmental factors), we analyzed autophagy and tried to the establishment of granuloma formation model.
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Academic Significance and Societal Importance of the Research Achievements |
生体内に異物が入り込んだ際には防御反応として炎症や異物の排除が行われる。排除できない場合、異物を「隔離」によって最大の効果を得ようとする活動が肉芽腫形成である。この過程において重要なオートファジーと異物(環境因子)として食品・微量元素の関係を明らかにしたことは学術的に意義があり、予防医療への展開も考えられ、社会的に大きな意義のある成果を得た。
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Report
(4 results)
Research Products
(18 results)
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[Journal Article] Functional analysis of isoflavones using patient-derived human colonic organoids2021
Author(s)
Tsuchiya Mao、Ito Go、Hama Minami、Nagata Sayaka、Kawamoto Ami、Suzuki Kohei、Shimizu Hiromichi、Anzai Sho、Takahashi Junichi、Kuno Reiko、Takeoka Sayaka、Hiraguri Yui、Sugihara Hady Yuki、Mizutani Tomohiro、Yui Shiro、Oshima Shigeru、Tsuchiya Kiichiro、Watanabe Mamoru、Okamoto Ryuichi
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Journal Title
Biochemical and Biophysical Research Communications
Volume: 542
Pages: 40-47
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Intraepithelial Lymphocytes Suppress Intestinal Tumor Growth by Cell-to-Cell Contact via CD103/E-Cadherin Signal.2021
Author(s)
Ryo Morikawa, Yasuhiro Nemoto, Yuki Yonemoto, Shohei Tanaka, Yuria Takei, Shigeru Oshima, Takashi Nagaishi, Kiichiro Tsuchiya, Kengo Nozaki , Tomohiro Mizutani, Tetsuya Nakamura, Mamoru Watanabe, Ryuichi Okamoto.
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Journal Title
Cell Mol Gastroenterol Hepatol.
Volume: 11
Issue: 5
Pages: 1483-1503
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Nickel ions attenuate autophagy flux and induce transglutaminase 2 (TG2) mediated post-translational modification of SQSTM1/p62.2020
Author(s)
Emi Aonuma, Akiko Tamura, Hiroki Matsuda, Takehito Asakawa, Yuriko Sakamaki, Kana Otsubo, Yoichi Nibe, Michio Onizawa, Yasuhiro Nemoto, Takashi Nagaishi, Kiichiro Tsuchiya, Tetsuya Nakamura, Motohiro Uo, Mamoru Watanabe, Ryuichi Okamoto, Shigeru Oshima.
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Journal Title
Biochem Biophys Res Commun.
Volume: 542
Pages: 17-23
DOI
Related Report
Peer Reviewed / Open Access
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[Journal Article] Receptor-Interacting Protein Kinase 3 (RIPK3) inhibits autophagic flux during necroptosis in intestinal epithelial cells.2020
Author(s)
Otsubo K, Maeyashiki C, Nibe Y, Tamura A, Aonuma E, Matsuda H, Kobayashi M, Onizawa M, Nemoto Y, Nagaishi T, Okamoto R, Tsuchiya K, Nakamura T, Torii S, Itakura E, Watanabe M, Oshima S.
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Journal Title
FEBS letters
Volume: 594
Issue: 10
Pages: 1586-1595
DOI
Related Report
Peer Reviewed / Open Access
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