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Effect of micro-RNA on tachyarrhythmia in septic condition.

Research Project

Project/Area Number 24592362
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Anesthesiology/Resuscitation studies
Research InstitutionAichi Medical University

Principal Investigator

HATAKEYAMA Noboru  愛知医科大学, 医学部, 教授 (70251907)

Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Fiscal Year 2014: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Fiscal Year 2013: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2012: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords敗血症 / 頻脈性不整脈 / 全身性炎症反応症候群 / 心房筋
Outline of Final Research Achievements

Effect of micro-RNA on channel remodeling in atrial cardiac myocyte on atrial fibrillation in septic condition was investigated. Septic condition was induced by the injection of lipopolysaccharide, and in this model, expression of L-type calcium channel was inhibited, but expression of delayed rectified potassium channel was enhanced. At the same time, expression of inducible nitric oxide was enhanced. In the blood, micro particles that contain micro RNA were observed, but direct relationship between micro-RNA and channel remodeling could not find. It was suspected that channel remodeling in septic condition might be a direct effect of inflammatory cytokines.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (5 results)

All 2015 2014 2012

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (3 results) (of which Invited: 2 results)

  • [Journal Article] Alert cell strategy: mechanisms of inflammatory response and organ protection.2014

    • Author(s)
      Hatakeyama N, Matsuda N
    • Journal Title

      Curr Pharm Des.

      Volume: 20 Issue: 36 Pages: 5766-5778

    • DOI

      10.2174/138161282036140912122809

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Mechanisms of Inflammatory Response and Organ Dysfunction: Organ-Protective Strategy by Anesthetics.2014

    • Author(s)
      Hatakeyama N, Matsuda N
    • Journal Title

      Curr Pharm Des

      Volume: in press

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Presentation] 炎症と不整脈2015

    • Author(s)
      畠山 登
    • Organizer
      日本循環制御医学会
    • Place of Presentation
      名古屋
    • Year and Date
      2015-06-04 – 2015-06-05
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Presentation] MODULATION OF EXPRESSION AND FUNCTION OF ION CHANNELS IN ATRIAL MYOCYTE FROM SEPTIC GUINEA PIG2012

    • Author(s)
      N.Hatakeyama
    • Organizer
      ESICM LIVES 2012 25th Annual Congress
    • Place of Presentation
      Lisbon
    • Related Report
      2012 Research-status Report
  • [Presentation] 心血管系におけるmicroRNAの役割と今後の展望2012

    • Author(s)
      畠山 登
    • Organizer
      日本心臓血管麻酔学会第17回学術大会
    • Place of Presentation
      仙台
    • Related Report
      2012 Research-status Report
    • Invited

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Published: 2013-05-31   Modified: 2019-07-29  

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