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Analyses of endothelial cell dynamics in retinal angiogenesis

Research Project

Project/Area Number 16K15737
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Ophthalmology
Research InstitutionNagoya City University

Principal Investigator

Uemura Akiyoshi  名古屋市立大学, 大学院医学研究科, 教授 (30373278)

Co-Investigator(Kenkyū-buntansha) 西山 功一  熊本大学, 医学部附属病院, その他 (80398221)
Co-Investigator(Renkei-kenkyūsha) MIURA Takashi  九州大学, 大学院医学研究院, 教授 (10324617)
TERO Atsushi  九州大学, マス・フォア・インダストリ研究所, 准教授 (60431326)
MIYATA Takaki  名古屋大学, 医学系研究科, 教授 (70311751)
Research Collaborator Kim Pilhan  
Project Period (FY) 2016-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,380,000 (Direct Cost: ¥2,600,000、Indirect Cost: ¥780,000)
Fiscal Year 2017: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2016: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords網膜 / マウス / イメージング / 数理モデル / 内皮細胞 / ペリサイト / マクロファージ / 生体イメージング / 網膜血管 / 網膜新生血管 / ダイナミクス
Outline of Final Research Achievements

For the real-time monitoring of cell dynamics in live mouse retinas, we have developed an intravital imaging system utilizing confocal or two-photon laser scanning fluorescence microscopy. By exploiting this system, we successfully detected abnormalities in macrophage dynamics in pericyte-deficient mouse retinas following injections of an anti-PDGFRβ antibody, which reproduced characteristic features of human diabetic retinopathy. These achievements will contribute to elucidating dynamic movements of various types of retinal cells, including neurons, glial cells, and endothelial cells, under physiological and pathological conditions.

Report

(3 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report

Research Products

(14 results)

All 2018 2017 2016 Other

All Int'l Joint Research (2 results) Journal Article (2 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 2 results,  Open Access: 1 results,  Acknowledgement Compliant: 1 results) Presentation (10 results) (of which Int'l Joint Research: 1 results,  Invited: 10 results)

  • [Int'l Joint Research] KAIST(韓国)

    • Related Report
      2017 Annual Research Report
  • [Int'l Joint Research] KAIST(韓国)

    • Related Report
      2016 Research-status Report
  • [Journal Article] Pharmacologic management of diabetic retinopathy.2018

    • Author(s)
      Uemura A.
    • Journal Title

      J Biocem

      Volume: 163 Pages: 3-9

    • DOI

      10.1093/jb/mvx057

    • NAID

      40021457332

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Sustained inflammation after pericyte depletion induces irreversible blood-retina barrier breakdown2017

    • Author(s)
      Ogura S, Kurata K, Hattori Y, Takase H, Ishiguro-Oonuma T, Hwang Y, Ahn S, Park I, Ikeda W, Kusuhara S, Fukushima Y, Nara H, Sakai H, Fujiwara T, Matsushita J, Ema M, Hirashima M, Minami T, Shibuya M, Takakura N, Kim P, Miyata T, Ogura Y, Uemura A
    • Journal Title

      JCI Insight.

      Volume: 2

    • DOI

      10.1172/jci.insight.90905

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Presentation] 網膜症発症機序の最新の知見2018

    • Author(s)
      植村明嘉
    • Organizer
      第52回糖尿病学の進歩
    • Related Report
      2017 Annual Research Report
    • Invited
  • [Presentation] 網膜症に対する薬物療法の現状と展望2017

    • Author(s)
      植村明嘉
    • Organizer
      第32回糖尿病合併症学会・第23回日本糖尿病眼学会総会合同 シンポジウム
    • Related Report
      2017 Annual Research Report
    • Invited
  • [Presentation] ペリサイト消失網膜における炎症と血管壁バリア破綻2017

    • Author(s)
      植村明嘉
    • Organizer
      ConBio2017 ワークショップ
    • Related Report
      2017 Annual Research Report
    • Invited
  • [Presentation] Sustained inflammation and fibrosis in pericyte-deficient retinas2017

    • Author(s)
      Akiyoshi Uemura
    • Organizer
      アジア・オーストラリア血管生物会議2017 シンポジウム
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Pericyte depletion induces sustained inflammation and irreversible blood-retinal barrier breakdown2016

    • Author(s)
      植村明嘉
    • Organizer
      第24回日本血管生物医学会シンポジウム
    • Place of Presentation
      長崎ブリックホール(長崎県長崎市)
    • Year and Date
      2016-12-10
    • Related Report
      2016 Research-status Report
    • Invited
  • [Presentation] ペリサイトの一過性消失による血液網膜関門の不可逆的破綻2016

    • Author(s)
      植村明嘉
    • Organizer
      第39回日本分子生物学会年会シンポジウム
    • Place of Presentation
      パシフィコ横浜(神奈川県横浜市)
    • Year and Date
      2016-11-30
    • Related Report
      2016 Research-status Report
    • Invited
  • [Presentation] Blood-Retina Barrier Breakdown in Pericyte-Free Vessels2016

    • Author(s)
      植村明嘉
    • Organizer
      第70回日本臨床眼科学会シンポジウム
    • Place of Presentation
      国立京都国際会館(京都府京都市)
    • Year and Date
      2016-11-03
    • Related Report
      2016 Research-status Report
    • Invited
  • [Presentation] ペリサイト消失による血液網膜関門の不可逆的破綻2016

    • Author(s)
      植村明嘉
    • Organizer
      第89回日本生化学会大会シンポジウム
    • Place of Presentation
      仙台国際センター(宮城県仙台市)
    • Year and Date
      2016-09-26
    • Related Report
      2016 Research-status Report
    • Invited
  • [Presentation] 糖尿病網膜症の病態・生理2016

    • Author(s)
      植村明嘉
    • Organizer
      第59回日本糖尿病学会シンポジウム
    • Place of Presentation
      国立京都国際会館(京都府京都市)
    • Year and Date
      2016-05-21
    • Related Report
      2016 Research-status Report
    • Invited
  • [Presentation] ペリサイト消失による網膜血管バリア機能の破綻2016

    • Author(s)
      植村明嘉
    • Organizer
      第120回日本眼科学会総会シンポジウム
    • Place of Presentation
      仙台国際センター(宮城県仙台市)
    • Year and Date
      2016-04-07
    • Related Report
      2016 Research-status Report
    • Invited

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Published: 2016-04-21   Modified: 2019-03-29  

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