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2008 Fiscal Year Final Research Report

Functional analysis of novel vasoconstrictor coupling factor 6 and clarification of mechanism for the genesis of cardiovascular disorders

Research Project

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Project/Area Number 19590800
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Circulatory organs internal medicine
Research InstitutionHirosaki University

Principal Investigator

OSANAI Tomohiro  Hirosaki University, 大学院・医学研究科, 准教授 (00169278)

Co-Investigator(Kenkyū-buntansha) OKUMURA Ken  弘前大学, 大学院・医学研究科, 教授 (20185549)
Project Period (FY) 2007 – 2008
KeywordsCoupling factor 6 / diabetes / salt / hypertension / prostacyclin / nitric oxide transgenic mouse
Research Abstract

CF6-TGマウスで軽度血圧の上昇が認められ、高食塩食負荷により早期に死亡した。蔗糖食負荷では、空腹時血糖値はCF6-TGマウスがWTマウスより高く、血中インスリン値もCF6-TGマウスが高値であった。糖負荷試験では血糖値の上昇反応はCF6-TGマウスがWTマウスに比較して有意に大であった。組織IRS-1蛋白は骨格筋でCF6-TGマウスがWTマウスに比較して減少していた。骨格筋膜分画に存在するGLUT-4蛋白はCF6-TGマウスがWTマウスに比較して減少していた。CF6は組織の酸性化を介して高血圧と糖尿病の共通の発症原因分子となりうることが示唆された。

  • Research Products

    (8 results)

All 2009 2008 2007

All Journal Article (4 results) (of which Peer Reviewed: 4 results) Presentation (4 results)

  • [Journal Article] Coupling factor 6 enhances Src-mediated responsiveness to angiotensin II in resistance arterioles and cells2009

    • Author(s)
      Osanai T, Tomita H, Kushibiki M, Yamada M, Tanaka M, Ashitate T, Echizen T, Katoh C, Magota K, Okumura K.
    • Journal Title

      Cardiovasc Res. 81

      Pages: 780-787

    • Peer Reviewed
  • [Journal Article] Upregulation of soluble vascular endothelial growth factor receptor type 1 by endogenous prostacyclin inhibitor coupling factor 6 in the vascular endothelial cells : A role of acidosis-induced c-Src activation2009

    • Author(s)
      Echizen T, Osanai T, Ashitate T,Yokoyama H, Shibutani S, Tanaka M, Tomita H, Koji Magota K, Okumura K.
    • Journal Title

      Hypertens Res. 32

      Pages: 182-187

    • Peer Reviewed
  • [Journal Article] Generation and characterization of coupling factor 6-overexpressing transgenic mice2009

    • Author(s)
      Asitate T, Osanai T, Tanaka M, Magota K, Echizen T, Tomita T, Okumura K
    • Journal Title

      Hirosaki Medical Journal 60

      Pages: 18-26

    • Peer Reviewed
  • [Journal Article] Coupling factor 6 downregulates platelet endothelial cell adhesion molecule-1 via c-Src activation and acts as a proatherogenic molecule2008

    • Author(s)
      Kumagai A, Osanai T, Katoh C, Tanaka M,Tomita H, Morimoto T, Murakami R, Magota K, Okumura K
    • Journal Title

      Atherosclerosis 200

      Pages: 45-50

    • Peer Reviewed
  • [Presentation] 高血圧と糖尿病の病態形成における細胞内酸性化の意義 : Coupling factor 6過剰発現マウスを用いた解析2008

    • Author(s)
      長内智宏、芦立俊宗、越前 崇、山田雅大、奥村謙
    • Organizer
      第31回日本高血圧学会総会
    • Year and Date
      20081009-11
  • [Presentation] Overexpression of coupling factor 6 links hypertension to diabetes by c-Src-mediated signaling pathway in mice2008

    • Author(s)
      Tomohiro Osanai, Makoto Tanaka,Takashi Echizen, Toshihiro Ashitate,Hirofumi Tomita, Ken Okumura
    • Organizer
      Scientific Sessions 2008(American Heart Association)
    • Place of Presentation
      NewOrleans (USA)
    • Year and Date
      20080909-12
  • [Presentation] 新規の昇圧物質coupling factor 6の細胞内情報伝達機構とカルシウムシグナル2007

    • Author(s)
      長内智宏、芦立俊宗、斎藤 新、奥村謙
    • Organizer
      第30回日本高血圧学会総会
    • Year and Date
      20071025-27
  • [Presentation] Coupling factor 6 activatesc-src by intracellular acidosis and enhances calcium signaling in resistance arterioles vascular smooth muscle cells2007

    • Author(s)
      Tomohiro Osanai, Makoto Tanaka,Hirofumi Tomita, Masahiro Yamada, Reiichi Murakami, Toshihiro Ashitate, Takashi Echizen, Chisato Katoh, Hiroaki Yokoyama, Ken Okumura
    • Organizer
      Scientific Session 2007 (American Heart Association)
    • Place of Presentation
      Orland(USA)
    • Year and Date
      20070904-07

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Published: 2010-06-10   Modified: 2016-04-21  

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