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2009 Fiscal Year Final Research Report

Development of mathematical model of a Human atrial myocyte to evaluate new antiarrhythmic drugs for atrial fibrillation

Research Project

  • PDF
Project/Area Number 20790206
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field General pharmacology
Research InstitutionOsaka University

Principal Investigator

MURAKAMI Shingo  Osaka University, 医学系研究科, 助教 (40437314)

Project Period (FY) 2008 – 2009
Keywords心臓 / 不整脈 / 抗不整脈 / 心房細動
Research Abstract

In this study, I have developed a mathematical model of a Human atrial myocyte. Since characteristics of atrial myocyte differ among animals, the developed model allows us to evaluate effects of antiarrhythmic drug specifically for human. Although human atrial myocytes are difficult to obtain for experiments, by using the developed model, we can examine effects of virtual drug profiles in human atrial myocytes. The developed model may improve efficiency of drug development.

  • Research Products

    (15 results)

All 2010 2009 2008

All Journal Article (7 results) (of which Peer Reviewed: 7 results) Presentation (8 results)

  • [Journal Article] Inwardly rectifying potassium channels: their structure, function and physiological roles2010

    • Author(s)
      Hiroshi Hibino, Atsushi Inanobe, Kazuharu Furutani, Shingo Murakami, Ian Findlay, Yoshihisa Kurachi
    • Journal Title

      Physiological review 90

      Pages: 291-366

    • Peer Reviewed
  • [Journal Article] ヒト心房活動電位モデルを用いた各種IKr遮断薬とIKur遮断薬による活動電位延長作用の検討2009

    • Author(s)
      村上慎吾、辻前賢司、鈴木慎悟、倉智嘉久
    • Journal Title

      心電図 29

      Pages: 126-132

    • Peer Reviewed
  • [Journal Article] 3次元心室壁モデルにおけるスパイラルリエントリーのin silicoフィラメント動態解析~致死的不整脈防御機構としての心室較差の電気生理学的意義~2008

    • Author(s)
      原口亮, 芦原貴司, 藤堂貴弘, 難波経豊, 村上慎吾, 倉智嘉久, 中沢一雄
    • Journal Title

      生体医工学 46(6)

      Pages: 660-666

    • Peer Reviewed
  • [Journal Article] In Silico Prediction of the Chemical Block of Human Ether-a-Go-Go-Related Gene (hERG) K+ Current2008

    • Author(s)
      Atsushi Inanobe, Narutoshi Kamiya, Shingo Murakami, Yoshifumi Fukunishi, Haruki Nakamura, Yoshihisa Kurachi
    • Journal Title

      J Physiol Sci 58

      Pages: 459-470

    • Peer Reviewed
  • [Journal Article] Microstructure-based monte carlo simulation of Ca2+ dynamis evoking cardiac culcium channel inactivation2008

    • Author(s)
      Toshihiro Kawazu, Shingo Murakami, Satomi Adachi-Akahane, Ian Findlay, Rachid Ait-Haddou, Yoshihisa Kurachi, Taishin Nomura
    • Journal Title

      J Physiol Sci 58

      Pages: 471-480

    • Peer Reviewed
  • [Journal Article] Physiological modulation of voltage-dependent inactivation in the cardiac muscle L-type calcium channel: a modelling study2008

    • Author(s)
      Ian Findlay, Shingo Suzuki, Shingo Murakami, Yoshihisa Kurachi
    • Journal Title

      Progress in Biophysics & Molecular Biology 96

      Pages: 482-498

    • Peer Reviewed
  • [Journal Article] In silico study on the effects of IKur block kinetics on prolongation of human action potential after atrial fibrillation-induced electrical-remodeling2008

    • Author(s)
      Kenji Tsujimae, Shingo Murakami, Yoshihisa Kurachi
    • Journal Title

      AJP - Heart and Circulatory Physiology 294(2)

      Pages: H793-800

    • Peer Reviewed
  • [Presentation] ArrhythmoPredictor: A web-based simulation database system for prediction of drug induced arrhythmia2009

    • Author(s)
      Shingo Murakami, Shingo Suzuki, Kunichika Tsumoto, Yoshihisa Kurachi
    • Organizer
      第26回国際心臓研究学会(ISHR)日本部会
    • Year and Date
      2009-12-04
  • [Presentation] 2変数表示法による薬物誘発不整脈発生危険度の予測システムの開発2009

    • Author(s)
      村上慎吾, 鈴木慎悟, 津元国親, 上島豊. 野村泰伸, 倉智嘉久
    • Organizer
      生体医工学シンポジウム2009
    • Year and Date
      2009-09-18
  • [Presentation] Cardiac excitation and neural control2009

    • Author(s)
      Murakami S. Suzuki S. Findlay I. Kurachi Y.
    • Organizer
      The 36th Congress of the International Union of Physiological Sciences
    • Year and Date
      2009-07-28
  • [Presentation] 薬物誘発不整脈発生危険度の予測システムArrhythmoPredictor2009

    • Author(s)
      村上慎吾, 鈴木慎悟, 津元国親, 上島豊. 野村泰伸, 倉智嘉久
    • Organizer
      第26回日本心電学会学術集会
    • Year and Date
      2009-07-02
  • [Presentation] 薬物誘発不整脈発生危険度の予測システムArrhythmoPredictorの開発2009

    • Author(s)
      村上慎吾、鈴木慎悟、津元国親、上島豊、野村泰伸、倉智嘉久
    • Organizer
      第48回日本生体医工学会大会
    • Year and Date
      2009-04-25
  • [Presentation] ヒト心房細胞モデルによるIKur阻害剤の活動電位延長作用の検討2009

    • Author(s)
      村上慎吾、辻前賢司、倉智嘉久
    • Organizer
      The effects of IKur block kinetics on prolongation of human action potential duration. 第82回日本薬理学会年会
    • Year and Date
      2009-03-16
  • [Presentation] ヒト心房活動電位モデルを用いた各種IKr阻害剤とIKur阻害剤による活動電位延長作用の検討2008

    • Author(s)
      村上慎吾
    • Organizer
      第25回日本心電学会学術集会
    • Year and Date
      2008-11-02
  • [Presentation] ヒト心房活動電位数学モデルを用いた、各種IKr阻害剤による活動電位延長作用の刺激頻度依存性の検討2008

    • Author(s)
      辻前賢司、鈴木慎悟、村上慎吾、倉智嘉久
    • Organizer
      第113回日本薬理学会近畿部会
    • Year and Date
      2008-06-20

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Published: 2011-06-18   Modified: 2016-04-21  

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