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Development of Ras Inhibitory Therapy for Chronic Liver Diseases

Research Project

Project/Area Number 16K19330
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Gastroenterology
Research InstitutionChiba University (2017)
The University of Tokyo (2016)

Principal Investigator

Ryo Nakagawa  千葉大学, 大学院医学研究院, 特任研究員 (60594596)

Project Period (FY) 2016-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2017: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2016: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords自己免疫性肝疾患 / Ras阻害剤 / リンパ球 / 慢性肝炎 / CD4+T細胞 / PBC / AIH / N-RAS / 原発性胆汁性肝硬変
Outline of Final Research Achievements

To develop a treatment for chronic liver diseases, I study about Ras-inhibitors. Then the autoimmune liver disease, especially primary biliary cholangitis (PBC) is seemed to be adopted to Ras-inhibitor therapy. In PBC-CD4+ T cells, upregulated N-Ras induced inflammatory cytokines. Then Ras-inhibitors suppressed inflammatory cytokines from CD4+ T cells by regulating N-Ras. Therefor, Ras-inhibitors could be an attractive and novel therapeutic option for PBC.

Report

(3 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • Research Products

    (12 results)

All 2017 2016 Other

All Int'l Joint Research (1 results) Journal Article (2 results) (of which Peer Reviewed: 2 results,  Acknowledgement Compliant: 1 results) Presentation (9 results) (of which Int'l Joint Research: 2 results,  Invited: 1 results)

  • [Int'l Joint Research] U.M.C. Hamburg Eppendorf(Germany)

    • Related Report
      2017 Annual Research Report
  • [Journal Article] miR-425 regulates inflammatory cytokine production in CD4 + T cells via N-Ras upregulation in primary biliary cholangitis2017

    • Author(s)
      Nakagawa Ryo、Muroyama Ryosuke、Saeki Chisato、Goto Kaku、Kaise Yoshimi、Koike Kazuhiko、Nakano Masanori、Matsubara Yasuo、Takano Keiko、Ito Sayaka、Saruta Masayuki、Kato Naoya、Zeniya Mikio
    • Journal Title

      J Hepatol

      Volume: 66 Pages: 1223-1230

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] miR-425 regulates inflammatory cytokine production in CD4+ T cells via N-Ras upregulation in primary biliary cholangitis2017

    • Author(s)
      Ryo Nakagawa, Ryosuke Muroyama, Chisato Saeki, Kaku Goto, Yoshimi Kaise, Kazuhiko Koike, Masanori Nakano, Yasuo Matsubara, Keiko Takano, Sayaka Ito, Masayuki Saruta, Naoya Kato'Correspondence information about the author Naoya KatoEmail the author Naoya Kato, Mikio Zeniya
    • Journal Title

      Journal of Hepatology

      Volume: 印刷中 Issue: 6 Pages: 1223-1230

    • DOI

      10.1016/j.jhep.2017.02.002

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] 自己免疫性肝炎患者の CD4+T 細胞では寛解状態でも JAK!STAT シグナル伝達系が活 性化している2017

    • Author(s)
      中川良、加藤直也、銭谷幹男
    • Organizer
      第103回消化器病学会
    • Place of Presentation
      京王プラザ(新宿)
    • Year and Date
      2017-04-20
    • Related Report
      2016 Research-status Report
  • [Presentation] Ras inhibitors suppress the inflammatory cytokine production in T cells of primary biliary cholangitis2017

    • Author(s)
      Ryo Nakagawa, Ryosuke Muroyama, Yoshimi Kaise, Chisato Saeki, Kaku Goto, Ito Sayaka, Yasuo Matsubara, Masayuki Saruta, Mikio Zeniya, Naoya Kato
    • Organizer
      Asian Pacific Association for the Study of the Liver Single Topic Conference in Nagasaki
    • Place of Presentation
      Nagasaki
    • Year and Date
      2017-04-10
    • Related Report
      2016 Research-status Report
  • [Presentation] Integral miRNA-mRNA analysis indicates novel therapeutic strategy for autoimmune liver diseases2017

    • Author(s)
      Ryo Nakagawa
    • Organizer
      Japan Digestive Disease Week 2017,International Session (Symposium)1, Autoimmune liver diseases in Asia
    • Related Report
      2017 Annual Research Report
    • Invited
  • [Presentation] Rasを標的とした原発性胆汁性胆管炎の新規治療法開発2017

    • Author(s)
      中川良
    • Organizer
      第53回日本肝臓学会総会、WS10難治性肝胆道疾患(PBC/PSC/AIH)診療の 進歩と今後の課題
    • Related Report
      2017 Annual Research Report
  • [Presentation] 寛解時自己免疫性肝炎のCD4+T細胞ではJAK-STAT signaling pathwayが活性化している2017

    • Author(s)
      中川良
    • Organizer
      第103回日本消化器病学会総会
    • Related Report
      2017 Annual Research Report
  • [Presentation] microRNA-mRNA統合解析による自己免疫性肝疾患の病態解明と新規治療標的分子の探索2017

    • Author(s)
      中川良
    • Organizer
      第42回日本肝臓学会西部会、シンポジウム3自己免疫性肝疾患の最前線
    • Related Report
      2017 Annual Research Report
  • [Presentation] Characteristic T cell receptor repertoires in CD4+ T cells of primary biliary cholangitis2017

    • Author(s)
      Ryo Nakagawa
    • Organizer
      The Liver Meeting 2017: American Association for the Study of Liver Diseases
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Rasを標的とした原発性胆汁性肝硬変の新規治療法の開発2016

    • Author(s)
      中川良、加藤直也、銭谷幹男
    • Organizer
      第52回日本肝臓学会総会
    • Place of Presentation
      ホテルニューオータニ幕張
    • Year and Date
      2016-05-19
    • Related Report
      2016 Research-status Report
  • [Presentation] DECREASED MIR-425 INDUCED INFLAMMATORY CYTOKINE PRODUCTION VIA N-RAS UPREGULATION IN CD4+ T CELLS OF PRIMARY BILIAR CHOLANGITIS2016

    • Author(s)
      Ryo Nakagawa, Ryosuke Muroyama, Kazuhiko Koike, Chisato Saeki, Sayaka Ito, Sayuri Morimoto, Kaku Goto, Yasuo Matsubara, Naoya Kato, Mikio Zeniya
    • Organizer
      The International Liver Congress2016, EASL
    • Place of Presentation
      Barcelona, Spain
    • Year and Date
      2016-04-13
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research

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Published: 2016-04-21   Modified: 2019-03-29  

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