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Role of LOX-1-MT1-MMP axis in oxidized LDL-triggered endothelial dysfunction

Research Project

Project/Area Number 20790538
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Circulatory organs internal medicine
Research InstitutionFukushima Medical University

Principal Investigator

SUGIMOTO Koichi  Fukushima Medical University, 医学部, 助教 (30404867)

Project Period (FY) 2008 – 2009
Project Status Completed (Fiscal Year 2009)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2009: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2008: ¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Keywords分子血管病態学 / シグナル伝達 / 動脈硬化 / 血管内皮機能不全 / 酸化LDL受容体 / マトリックスメタロプロテアーゼ
Research Abstract

We provided a new evidence that LOX-1, which is a receptor for oxidized LDL, forms a complex with MT1-MMP and regulates RhoA and Rac1 activation as well as eNOS and NADPH oxidase activation and ROS generation induced by oxidized LDL in endothelial cells. These results were published in Cardiovascular Research.

Report

(3 results)
  • 2009 Annual Research Report   Final Research Report ( PDF )
  • 2008 Annual Research Report
  • Research Products

    (18 results)

All 2010 2009 2008

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (16 results)

  • [Journal Article] LOX-1-MT1-MMP axis is crucial for RhoA and Rac1 activation induced by oxidized low-density lipoprotein in endothelial cells.2009

    • Author(s)
      Sugimoto K, Ishibashi T, Sawamura T, Inoue N, Kamioka M, Uekita H, Ohkawara H, Sakamoto T, Sakamoto N, Okamoto Y, Takuwa Y, Kakino A, Fujita Y, Tanaka T, Teramoto T, Maruyama Y, Takeishi Y.
    • Journal Title

      Cardiovasc Res. 84(1)

      Pages: 127-136

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] LOX-1-MT1-MMP Axis is Crucial for RhoA and Rac1 Activation Induced by Oxidized Low-Density Lipoprotein in Endothelial Cells.2009

    • Author(s)
      Sugimoto K, Ishibashi T, Sawamura T, Inoue N, Kamioka M, Uekita H, Ohkawara H, Sakamoto T, Sakamoto N, Okamoto Y, Takuwa Y, Kakino A, Fujita Y, Tanaka T, Teramoto T, Maruyama Y, Takeishi Y.
    • Journal Title

      Cardiovascular Research 84

      Pages: 127-136

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Presentation] MT1-MMP forms a complex with L OX-1 and plays a crucial role in oxi dized LDL-induced endothelial dysfun ction via RhoA/Rac1 activation.2010

    • Author(s)
      K. Sugimoto, T. Ishibashi, T. Sawamura, H. Uekita, H. Ohkawara, N. Inoue, Y. Takuwa, M. Shiomi, T. Teramoto, Y. Takeishi.
    • Organizer
      第74回日本循環器学会学術集会
    • Place of Presentation
      京都
    • Year and Date
      2010-03-07
    • Related Report
      2009 Final Research Report
  • [Presentation] MT1-MMP forms a complex with LOX-1 and plays a crucial role in oxidized LDL-induced endothelial dysfunction via RhoA/Rac1 activation2010

    • Author(s)
      K.Sugimoto, T.Ishibashi, T.Sawamura, H.Uekita, H.Ohkawara, N.Inoue, Y.Takuwa, M.Shiomi, T.Teramoto, Y.Takeishi
    • Organizer
      第74回 日本循環器学会学術集会
    • Place of Presentation
      京都
    • Year and Date
      2010-03-07
    • Related Report
      2009 Annual Research Report
  • [Presentation] RhoA・Rac1活性化を介する酸化LD Lによる血管内皮細胞機能不全の新しい分子機序:MT1-MMPの関与2010

    • Author(s)
      杉本浩一、石橋敏幸、沢村達也、上北洋徳、上岡正志、井上信孝、坂本信雄、大河原浩、多久和陽、寺本民夫、塩見雅志、竹石恭知
    • Organizer
      日本心脈管作動物質学会
    • Place of Presentation
      名古屋
    • Year and Date
      2010-02-05
    • Related Report
      2009 Final Research Report
  • [Presentation] RhoA-Rac1活性化を介する酸化LDLによる血管内皮細胞機能不全の新しい分子機序:MT1-MMPの関与2010

    • Author(s)
      杉本浩一、石橋敏幸、沢村逹也、上北洋徳、上岡正志、井上信孝、坂本信雄、大河原浩、多久和陽、寺本民夫、塩見雅志、竹石恭知
    • Organizer
      日本心脈管作動物質学会
    • Place of Presentation
      名古屋
    • Year and Date
      2010-02-05
    • Related Report
      2009 Annual Research Report
  • [Presentation] 酸化LDLによる血管内皮機能不全におけるLOX-1/MT1-MMP系の役割2009

    • Author(s)
      杉本浩一、石橋敏幸、竹石恭知
    • Organizer
      第1回Advance研究会
    • Place of Presentation
      名古屋
    • Year and Date
      2009-12-26
    • Related Report
      2009 Final Research Report
  • [Presentation] 酸化LDLによる血管内皮と機能不全におけるLOX-1/MT1-MMP系の役割2009

    • Author(s)
      杉本浩一、石橋敏幸、竹石恭知
    • Organizer
      第1回 Advance研究会
    • Place of Presentation
      名古屋
    • Year and Date
      2009-12-26
    • Related Report
      2009 Annual Research Report
  • [Presentation] Cooperation of MT1-MMP and LOX-1 for RhoAand Rac1-dependent signaling pathways in oxidized LDL-mediated endothelial dysfunction.2009

    • Author(s)
      K. Sugimoto, T. Ishibashi, T. Sawamura, H. Uekita, M. Kamioka, N. Inoue, M. Shiomi, Y. Takuwa, T. Teramoto, Y. Takeishi.
    • Organizer
      Scientific Sessions of American Heart Association
    • Place of Presentation
      オーランド
    • Year and Date
      2009-11-14
    • Related Report
      2009 Final Research Report
  • [Presentation] Cooperation of MT1-MMP and LOX-1 for RhoA- and Rac1-dependent signaling pathways in oxidized LDL-mediated endothelial dysfunction2009

    • Author(s)
      K.sugimoto, T.Ishibashi, T.Sawamura, H.Uekita, M.Kamioka, N.Inoue, M.Shiomi, Y.Takuwa, T.Teramoto, Y.Takeishi
    • Organizer
      Scientific Sessions of American Heart Association 2009
    • Place of Presentation
      オーランド(アメリカ合衆国)
    • Year and Date
      2009-11-14
    • Related Report
      2009 Annual Research Report
  • [Presentation] Membrane type matrix metalloprotainase-1 (MT1-MMP) is a cell surface modifier of RhoA/Rac1 -mediated signaling pathways and forms a complex with LOX-1 in oxidized LDL-induced endothelial dysfunction.2009

    • Author(s)
      Sugimoto K, Ishibashi T, Sawamura T, Kamioka M, Uekita H, Ohkawara H, Inoue N, Takuwa Y, Teramoto T, Takeishi Y.
    • Organizer
      Europian Society of Carciology Cogress 2009
    • Place of Presentation
      バルセロナ
    • Year and Date
      2009-08-29
    • Related Report
      2009 Final Research Report
  • [Presentation] Membrane type matrix metalloprotainase-1 (MT1-MMP) is a cell surface modifier of RhoA/Rac1-mediated signaling pathways and forms a complex with LOX-1 in oxidized LDL-induced endothelial dysfunction.2009

    • Author(s)
      K.Sugimoto, T.Ishibashi, T.Sawamura, M.Kamioka, H.Uekita, H.Ohkawara, N.Inoue, Y.Takuwa, T.Teramoto, Y.Takeishi
    • Organizer
      Congress of the European Society of Cardiology 2009
    • Place of Presentation
      バルセロナ(スペイン)
    • Year and Date
      2009-08-29
    • Related Report
      2009 Annual Research Report
  • [Presentation] New insights of LOX-1-MT1-MMP Axis into RhoA and Rac1 Activation Induced by Oxidized Low-Density Lipoprotein in Endothelial Cells.2009

    • Author(s)
      Sugimoto K, Ishibashi T, Sawamura T, Uekita H, Takuwa Y, Teramoto T, Shiomi M, Takeishi Y.
    • Organizer
      Basic Cardiovascular Sciences Conference 2009
    • Place of Presentation
      ヘンダーソン
    • Year and Date
      2009-07-20
    • Related Report
      2009 Final Research Report
  • [Presentation] New insights of LOX-1-MT1-MMP Axis into RhoA and Rac1 Activation Induced by Oxidized Low-Density Lipoprotein in Endothelial Cells2009

    • Author(s)
      K.Sugimoto, T.Ishibashi, T.Sawamura, H.Uekita, Y.Takuwa, T.Teramoto, M.Shiomi, Y.Takeishi
    • Organizer
      Basic Cardiovascular Sciences Conference 2009, American Heart Association
    • Place of Presentation
      ヘンダーソン(アメリカ合衆国)
    • Year and Date
      2009-07-20
    • Related Report
      2009 Annual Research Report
  • [Presentation] Silencing of MT1-MMP Blocks Ox-LDL-Induced Rac1/NADPH Oxidas e Activity and Reactive Oxygen Specie s (ROS) Generation.2009

    • Author(s)
      K. Sugimoto, T. Ishibashi, N. Inoue, Y. Takuwa, T. Teramoto, Y. Takeishi.
    • Organizer
      第41回日本動脈硬化学会学術総会
    • Place of Presentation
      下関
    • Year and Date
      2009-07-17
    • Related Report
      2009 Final Research Report
  • [Presentation] Silencing of MT1-MMP Blocks Ox-LDL-Induced Rac1/NADPH Oxidase activity and Reactive Oxygen Species (ROS) Generation2009

    • Author(s)
      K.Sugimoto, T.Ishibashi, N.Inoue, Y.Takuwa, T.Teramoto, Y.Takeishi
    • Organizer
      第41回 日本動脈硬化学会学術総会
    • Place of Presentation
      下関
    • Year and Date
      2009-07-17
    • Related Report
      2009 Annual Research Report
  • [Presentation] LOX-1-MT1-MMP Axis in RhoA and Racl activation through Gi induced by oxidizes low-density lipoprotein in endothelial cells2008

    • Author(s)
      杉本浩一
    • Organizer
      第16回日本血管生物医学会学術集会
    • Place of Presentation
      金沢
    • Year and Date
      2008-12-03
    • Related Report
      2008 Annual Research Report
  • [Presentation] Lox-1-MT1-MMP系は酸化LDL刺激血管内皮細胞においてGiを介するRhoA, Raclの活性化に重要である2008

    • Author(s)
      杉本浩一
    • Organizer
      第40回日本動脈硬化学会総会・学術集会
    • Place of Presentation
      筑波
    • Year and Date
      2008-07-10
    • Related Report
      2008 Annual Research Report

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Published: 2008-04-01   Modified: 2016-04-21  

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