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Mathematical modeling and analysis of fibrous layer formation process in regenerating scale of goldfish

Research Project

Project/Area Number 23540125
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field General mathematics (including Probability theory/Statistical mathematics)
Research InstitutionTokyo Medical and Dental University

Principal Investigator

NAKAGUCHI Etsushi  東京医科歯科大学, 教養部, 准教授 (70304011)

Project Period (FY) 2011-04-28 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2013: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2012: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2011: ¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Keywords数理モデル / 数理生物学 / 形態形成 / ウロコ再生 / コラーゲン線維 / 計算力学 / 反応拡散系 / 非線形力学系 / コラーゲン繊維
Outline of Final Research Achievements

To observe mathematically the regenerating process of goldfish scale, we discussed the mathematical modeling of accumulation of collagen fiber molecules in the formation process of fibrous layer in regenerating scale. We considered the molecules as polarized particles that attract each other, made a prototype model of motion of particle group and a reaction-diffusion model, and verified these models by computer simulation. Moreover, concerning to the mathematical model of pattern formation process, we studied the mathematical theory of existence of time-global solutions and structure of attractors of the chemotaxis system.

Report

(5 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • 2011 Research-status Report
  • Research Products

    (10 results)

All 2015 2014 2013 2012

All Journal Article (4 results) (of which Peer Reviewed: 4 results,  Acknowledgement Compliant: 3 results) Presentation (6 results)

  • [Journal Article] L_p-estimates of solutions to n-dimensional parabolic-parabolic system for chemotaxis with subquadratic degradation2015

    • Author(s)
      Etsushi Nakaguchi and Koichi Osaki
    • Journal Title

      Funkcialaj Ekvacioj

      Volume: 58

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] 魚の再生ウロコにおけるコラーゲン分子の積層過程に対する偏微分方程式モデル2015

    • Author(s)
      中口悦史
    • Journal Title

      京都大学数理解析研究所講究録

      Volume: 未定

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Global existence of solutions to a parabolic-parabolic chemotaxis system with subquadratic growth2015

    • Author(s)
      Koichi Osaki and Etsushi Nakaguchi
    • Journal Title

      京都大学数理解析研究所講究録

      Volume: 未定

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Global Solutions and Exponential Attractors of a Parabolic-Parabolic System for Chemotaxis with SubQuadratic Degradation2013

    • Author(s)
      E. Nakaguchi and K. Osaki
    • Journal Title

      DCDS-B

      Volume: 18(10) Issue: 10 Pages: 2627-2646

    • DOI

      10.3934/dcdsb.2013.18.2627

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Presentation] 弱い減衰項を持つn次元放物型・放物型走化性方程式系の大域解のL_p-評価2015

    • Author(s)
      大崎浩一,中口悦史
    • Organizer
      日本数学会2015年度年会函数方程式論分科会
    • Place of Presentation
      明治大学
    • Year and Date
      2015-03-23
    • Related Report
      2014 Annual Research Report
  • [Presentation] 魚の再生ウロコにおけるコラーゲン分子の積層過程に対する偏微分方程式モデル2014

    • Author(s)
      中口悦史
    • Organizer
      RIMS研究集会「第11回生物数学の理論とその応用」
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      2014-09-18
    • Related Report
      2014 Annual Research Report
  • [Presentation] キンギョの再生ウロコにおける線維分子の積層過程に対する反応拡散モデル2014

    • Author(s)
      中口悦史
    • Organizer
      日本応用数理学会2014年度年会
    • Place of Presentation
      政策研究大学院大学
    • Year and Date
      2014-09-03 – 2014-09-05
    • Related Report
      2014 Annual Research Report
  • [Presentation] Can collagen fibers in the fish scales associate and align autonomously ?2014

    • Author(s)
      Etsushi Nakaguchi
    • Organizer
      The 10th AIMS Conference on Dynamical Systems, Differential Equations and Applications
    • Place of Presentation
      The Universidad Autonoma de Madrid, Madrid, Spain
    • Year and Date
      2014-07-07 – 2014-07-11
    • Related Report
      2014 Annual Research Report
  • [Presentation] Global existence of solutions to a parabolic-parabolic system for chemotaxis with logistic source in the higher-dimensional domain2012

    • Author(s)
      Etsushi Nakaguchi, Koichi Osaki
    • Organizer
      The 9th AIMS Conference on Dynamical Systems, Differential Equations and Applications, Hyatt Regency Grand Cypress
    • Place of Presentation
      アメリカ合衆国フロリダ州オーランド
    • Related Report
      2012 Research-status Report
  • [Presentation] 線維状分子の積層過程の個別粒子モデル2012

    • Author(s)
      中口悦史
    • Organizer
      RIMS研究集会「第9回生物数学の理論とその応用」
    • Place of Presentation
      京都大学数理解析研究所
    • Related Report
      2012 Research-status Report

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Published: 2011-08-05   Modified: 2019-07-29  

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