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2012 Fiscal Year Final Research Report

Mechanisms underlying cell function of cardiac myocytes and pancreatic・cells by developing mathematical cell models

Research Project

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Project/Area Number 22390039
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field General physiology
Research InstitutionRitsumeikan University

Principal Investigator

NOMA Akinori  立命館大学, 生命科学部, 教授 (00132738)

Co-Investigator(Renkei-kenkyūsha) CHA Chae young  立命館大学, 立命館グローバル・イノベーション研究機構, ポストドクトラルフェロ (20456867)
AMANO Akira  立命館大学, 生命科学部, 教授 (60252491)
Project Period (FY) 2010 – 2012
Keywordsシステム生理 / フィジオーム / 心筋
Research Abstract

The mechanisms underlying the cell function were clarified by developing mathematical cell models based on scientific findings so far published in scientific literature. Thetime-dependent changes of cell functions, such as the electrical and mechanical functionsof cardiac myocyte and the glucose-dependent release of insulin release, werereconstructed by numerical integration of several tens simultaneous differentialequations, representing many types of molecular reactions. By applying variousmathematical tools to the model, principle mechanisms of cell function was clarified.

Research Products

(23 results)

All 2013 2012 2011 2010

All Journal Article Presentation

  • [Journal Article] Steady-state solutions of cell volume in a cardiac myocyte model elaborated for membrane excitation, ion homeostasis and Ca2+ dynamics2012

    • Author(s)
      Cha CY, Noma A
    • Journal Title

      J Theor Biol

      Volume: 307巻 Pages: 70-81

    • DOI

      DOI:10.1016/j.jtbi.2012.04.025

    • Peer Reviewed
  • [Journal Article] Ionic basis of the pacemaker activity of SA node revealed by the lead potential analysis2011

    • Author(s)
      Himeno Y, Cha CY, Noma A
    • Journal Title

      Heart Rate and Rhythm

      Pages: 33-58

    • DOI

      DOI:10.1007/978-3-642-17575-6_2

    • Peer Reviewed
  • [Journal Article] Minor Contribution of Cytosolic Ca2+ Transients to the PacemakerRhythm in Guinea Pig Sinoatrial Node Cells2011

    • Author(s)
      Himeno Y, Toyoda F, Satoh H, Amano A ,Cha CY, Matsuura H, Noma A
    • Journal Title

      Am J Physiol Heart Circ Physiol

      Volume: 300(1)巻 Pages: H251-61

    • DOI

      DOI:10.1152/ajpheart.00764.2010

    • Peer Reviewed
  • [Journal Article] Analyzing electrical activities of pancreatic β cells using mathematical models2011

    • Author(s)
      Cha CY , Powell T, Noma A
    • Journal Title

      Prog Biophys Mol Biol

      Volume: 107(2)巻 Pages: 265-73

    • DOI

      DOI:10.1016/j.pbiomolbio.2011.08.001

    • Peer Reviewed
  • [Journal Article] Time-dependent changes in membrane excitability during glucose-induced bursting activity in pancreatic β cells2011

    • Author(s)
      Cha CY , Santos E, Amano A, Shimayoshi T, Noma A
    • Journal Title

      J Gen Physiol

      Volume: 138(1)巻 Pages: 39-47

    • DOI

      DOI:10.1085/jgp.201110612

    • Peer Reviewed
  • [Journal Article] Ionic mechanisms and Ca2+ dynamics underlying the glucose response of pancreatic βcells: a simulation study2011

    • Author(s)
      Cha CY , Nakamura Y, Himeno Y, Wang J,Fujimoto S, Inagaki N, Earm YE, Noma A
    • Journal Title

      J Gen Physiol

      Volume: 138(1)巻 Pages: 21-37

    • DOI

      DOI:10.1085/jgp.201110611

    • Peer Reviewed
  • [Journal Article] Systems Analysis of GLP-1 Receptor Signaling in Pancreatic {beta}-cells2011

    • Author(s)
      Takeda Y, Amano A , Noma A, Nakamura Y, Fujimoto S, Inagaki N
    • Journal Title

      Am J Physiol Cell Physiol

      Volume: 301(4)巻 Pages: C792-803

    • DOI

      DOI:10.1152/ajpcell.00057.2011

    • Peer Reviewed
  • [Journal Article] Reply to " Letter to the Editor:' Validating the requirement for beat-to-beat coupling of the Ca2+ clock and M clock in pacemaker cell normal automaticity2011

    • Author(s)
      Himeno Y, Toyoda F, Matsuura H, Noma A
    • Journal Title

      Am J Physiol Heart Circ Physiol

      Volume: 300(6)巻 Pages: H2325-H2326

    • DOI

      DOI:10.1152/ajpheart.00317.2011

    • Peer Reviewed
  • [Journal Article] Characterization of the cardiac Na+/K+ pump by development of a comprehensive and mechanistic model2010

    • Author(s)
      Oka C, Cha CY, Noma A
    • Journal Title

      J Theor Biol

      Volume: 265(1)巻 Pages: 68-77

    • DOI

      DOI:10.1016/j.jtbi.2010.04.028.

    • Peer Reviewed
  • [Presentation] シミュレーションモデルによる心室筋頻度依存性の解析2013

    • Author(s)
      吉村海,野間昭典
    • Organizer
      第90回日本生理学会大会
    • Place of Presentation
      タワーホール船堀(東京都)
    • Year and Date
      2013-03-29
  • [Presentation] 心室筋細胞モデルの自律神経調整機構を備えた全身循環モデルへの実装2013

    • Author(s)
      姫野友紀子,嶋吉隆夫,野間昭典,天野晃
    • Organizer
      第90回日本生理学会大会
    • Place of Presentation
      タワーホール船堀(東京都)
    • Year and Date
      2013-03-29
  • [Presentation] 簡略心室筋細胞モデル一次元ケーブルにおける一方向伝導の再構成2013

    • Author(s)
      岩井俊介,野間昭典
    • Organizer
      第90回日本生理学会大会
    • Place of Presentation
      タワーホール船堀(東京都)
    • Year and Date
      2013-03-29
  • [Presentation] 心室筋細胞における細胞容積調節メカニズムのシミュレーション2013

    • Author(s)
      高橋千穂,車采映,野間昭典
    • Organizer
      第90回日本生理学会大会
    • Place of Presentation
      タワーホール船堀(東京都)
    • Year and Date
      2013-03-29
  • [Presentation] Na〓チャネル遅延不活性化成分による不整電気活動の分岐解析2013

    • Author(s)
      堀川悠介,車采映,野間昭典
    • Organizer
      第90回日本生理学会大会
    • Place of Presentation
      タワーホール船堀(東京都)
    • Year and Date
      2013-03-28
  • [Presentation] Mathematical analysis of ventricular cell activity using a cell model2012

    • Author(s)
      野間昭典
    • Organizer
      Recnet progress in Physiome Research Symposium、
    • Place of Presentation
      釜山(韓国)
    • Year and Date
      2012-12-14
  • [Presentation] Innovative insights in islet ion channels2012

    • Author(s)
      野間昭典
    • Organizer
      ADA 72nd Scientific Sessions、
    • Place of Presentation
      フィラデルフィア(アメリカ)
    • Year and Date
      2012-06-09
  • [Presentation] Modelling of pancreatic β -cell and its mathematical analysis2011

    • Author(s)
      Cha CY, Noma A
    • Organizer
      Workshop of Department of Pharmacology
    • Place of Presentation
      オックスフォード(イギリス)
    • Year and Date
      2011-09-21
  • [Presentation] Modeling pancreaticb-cell and its mathematical analysis-22011

    • Author(s)
      Chae Young Cha , Enrique Santos , Yasuhiko Nakamura, Akinori Noma
    • Organizer
      第88回日本生理学会大会
    • Place of Presentation
      パシフィコ横浜(神奈川県)
    • Year and Date
      2011-03-30
  • [Presentation] Minor Contribution of Cytosolic Ca2+ Transients to the Pacemaker Rhythm as Examined by Recording Spontaneous Ca2+ Release during Voltage Clamp in Sinoatrial Node Cells2011

    • Author(s)
      Yukiko Himeno, Futoshi Toyoda, Akinori Noma
    • Organizer
      第88回日本生理学会大会
    • Place of Presentation
      パシフィコ横浜(神奈川県)
    • Year and Date
      2011-03-30
  • [Presentation] Approaches using Computational Models to Quantitative Analysis of Cellular Mechanisms2011

    • Author(s)
      Takao Shimayoshi, Akira Amano, Akinori Noma
    • Organizer
      International Symposium; Computational Physiology of Cardiac Myocytes and Pancreatic β-cells; Interaction between Energy Metabolism andMembrane Excitability
    • Place of Presentation
      京都大学(京都府)
    • Year and Date
      2011-01-30
  • [Presentation] Minor Contribution of Cytosolic Ca2+ Transients to the Pacemaker Rhythm in Sinoatrial Node Cells2011

    • Author(s)
      Y. Himeno, F. Toyoda, A. Noma
    • Organizer
      International Symposium; Computational Physiology of Cardiac Myocytes and Pancreatic β-cells; Interaction between Energy Metabolism andMembrane Excitability
    • Place of Presentation
      京都大学(京都府)
    • Year and Date
      2011-01-30
  • [Presentation] Mechanisms underlying the cardiac and pancreatic beta-cell functions analyzed by simulation analysis2010

    • Author(s)
      野間昭典
    • Organizer
      US-Japan Brain Research Cooperative Program Workshop
    • Place of Presentation
      OIST(沖縄県)
    • Year and Date
      2010-10-06
  • [Presentation] Major developments in the past 3 year at 'JP1 ' : Revival or new horizon:mathematical physiology in biosimulation、2010

    • Author(s)
      野間昭典
    • Organizer
      Oxford Univ.Biotechnology and Biological Sciences Research Council
    • Place of Presentation
      オックスフォード(イギリス)
    • Year and Date
      2010-09-07

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Published: 2014-08-29  

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