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Investigation of angiogenesis mechanism after central nervous system injury

Research Project

Project/Area Number 25710006
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypePartial Multi-year Fund
Research Field Neurochemistry/Neuropharmacology
Research InstitutionOsaka University

Principal Investigator

Muramatsu Rieko  大阪大学, 医学(系)研究科(研究院), 准教授 (90536880)

Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥25,480,000 (Direct Cost: ¥19,600,000、Indirect Cost: ¥5,880,000)
Fiscal Year 2015: ¥8,190,000 (Direct Cost: ¥6,300,000、Indirect Cost: ¥1,890,000)
Fiscal Year 2014: ¥8,190,000 (Direct Cost: ¥6,300,000、Indirect Cost: ¥1,890,000)
Fiscal Year 2013: ¥9,100,000 (Direct Cost: ¥7,000,000、Indirect Cost: ¥2,100,000)
Keywords軸索 / 血管 / 多発性硬化症 / 細胞増殖 / 神経細胞死 / 血管新生 / 神経細胞 / 炎症 / 脳
Outline of Final Research Achievements

Injury and inflammation mediate disruption of neuronal network. Because disruption of neuronal network is involved in neuronal dysfunction, recovery from neuronal dysfunction is considered to require reconstruction of disrupted neuronal network after injury. Although the repair mechanism of neuronal network has been unknown, previous our study suggested that neovessels formed though inflammation promotes rewiring of neuronal network in damaged central nervous system (CNS). In the present study, we investigated the mechanism of neovessel formation which is crucial for rewiring of CNS network. We found that degeneration of neuronal network precedes angiogenesis after CNS inflammation. We tried to identify the factor which is released from degenerating neuron that promotes angiogenesis, and we succeeded to identify the key factor that promotes proliferation of vascular endothelial cells.

Report

(4 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Annual Research Report
  • 2013 Annual Research Report
  • Research Products

    (9 results)

All 2015 2014 Other

All Journal Article (3 results) (of which Peer Reviewed: 3 results,  Open Access: 1 results,  Acknowledgement Compliant: 2 results) Presentation (5 results) (of which Invited: 4 results) Remarks (1 results)

  • [Journal Article] Prolyl hydroxylase regulates axonal rewiring and motor recovery after traumatic brain injury.2015

    • Author(s)
      Miyake, S., Muramatsu, R., Hamaguchi, M. and Yamashita, T.
    • Journal Title

      Cell Death Dis.

      Volume: 6 Issue: 2 Pages: e1638-e1638

    • DOI

      10.1038/cddis.2015.5

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Pericyte function in the physiological central nervous system.2014

    • Author(s)
      Muramatsu, R. Yamashita, T
    • Journal Title

      Neuroscience Research

      Volume: 81-82 Pages: 38-41

    • DOI

      10.1016/j.neures.2014.01.007

    • Related Report
      2014 Annual Research Report 2013 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Concept and molecular basis of axonal regeneration after central nervous system injury.2014

    • Author(s)
      Muramatsu R, Yamashita T
    • Journal Title

      Neurosci Res

      Volume: 78 Pages: 45-49

    • DOI

      10.1016/j.neures.2013.07.002

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Presentation] P2X4受容体を介した虚血耐性獲得のメカニズム2015

    • Author(s)
      尾崎友彦,村松里衣子,藤中俊之,吉峰俊樹,山下俊英
    • Organizer
      第27回日本脳循環代謝学会総会
    • Place of Presentation
      富山
    • Year and Date
      2015-10-31
    • Related Report
      2015 Annual Research Report
  • [Presentation] Neurodegeneration promotes angiogenesis in the adult CNS2015

    • Author(s)
      村松里衣子
    • Organizer
      第58回日本神経化学会大会
    • Place of Presentation
      大宮
    • Year and Date
      2015-09-11
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Presentation] 中枢神経系の修復研究における生化学的なアプローチ2015

    • Author(s)
      村松里衣子
    • Organizer
      はじめてのライフサイエンス基礎講座2015
    • Place of Presentation
      大阪
    • Year and Date
      2015-05-20
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Presentation] 中枢神経傷害後の神経-血管相互依存性の分子実体の解明2015

    • Author(s)
      村松里衣子、山下俊英
    • Organizer
      第88回日本薬理学会
    • Place of Presentation
      名古屋
    • Year and Date
      2015-03-19
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Presentation] 中枢神経系の傷害と修復を制御する分子機構2015

    • Author(s)
      村松里衣子、山下俊英
    • Organizer
      自然科学研究機構生理学研究所 部門公開セミナー
    • Place of Presentation
      岡崎
    • Year and Date
      2015-03-19
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Remarks]

    • URL

      http://www.hs.ura.osaka-u.ac.jp/muramatsurieko/

    • Related Report
      2015 Annual Research Report

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Published: 2013-05-21   Modified: 2019-07-29  

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