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Attempts to acquire the regenerative ability by use of epigenetic regulation in the damaged mouse retina

Research Project

Project/Area Number 26462699
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Ophthalmology
Research InstitutionTokyo Women's Medical University

Principal Investigator

SUDOU Norihiro  東京女子医科大学, 医学部, 助教 (80646216)

Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2016: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2015: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2014: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords再生 / 網膜 / エピジェネティクス / 発生 / 転写制御
Outline of Final Research Achievements

The aim of this study is to regenerate the retina after injury. Although genes involved in eye development very similar to those of other animals, the regenerative ability of retina differs between mammal and fish. We guessed that one of the cause of inability to regenerate is epigenetic modification that regulate genes expression. We found that immature retina has the regenerative ability of retina after the damage and also found this ability is gradually lost until the retinal maturation. Furthermore, we elucidated that genes of mature Müller cells that is the soure of retinal regeneration were strongly repressed by epigenetic modification. Our results indicated the possibility that this repression will be removed.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (12 results)

All 2017 2016 2015 2014

All Journal Article (3 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 3 results,  Acknowledgement Compliant: 1 results,  Open Access: 2 results) Presentation (9 results) (of which Int'l Joint Research: 1 results,  Invited: 1 results)

  • [Journal Article] Transcription factors Mix1 and VegT, relocalization of vegt mRNA, and conserved endoderm and dorsal specification in frogs2016

    • Author(s)
      Sudou Norihiro, Garcés-Vásconez Andrés, López-Latorre María A, Taira Masanori, Del Pino Eugenia M
    • Journal Title

      Proc Natl Acad Sci U S A

      Volume: 113(20) Issue: 20 Pages: 5628-5633

    • DOI

      10.1073/pnas.1605547113

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] p27KIP1 loss promotes proliferation and phagocytosis but prevents epithelial-mesenchymal transition in RPE cells after photoreceptor damage2016

    • Author(s)
      Reeshan ul Quraish, Norihiro Sudou, Kaori Nomura-Komoike, Fumi Sato, Hiroki Fujieda
    • Journal Title

      Molecular vision

      Volume: 22 Pages: 1103-1121

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Occupancy of tissue-specific cis-regulatory modules by Otx2 and TLE/Groucho for embryonic head specification2014

    • Author(s)
      Yasuoka Y, Suzuki Y, Takahashi S, Someya H, Sudou N, Haramoto Y, Cho KW, Asashima M, Sugano S, Taira M.
    • Journal Title

      Nature Communications

      Volume: 5 Issue: 1 Pages: 4322-4322

    • DOI

      10.1038/ncomms5322

    • URL

      https://localhost/en/publications/cacc3f61-a004-425f-9979-221e3b6ed24a

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] マウス網膜前駆細胞とミュラー細胞におけるヒストンメチル化修飾の比較解析2017

    • Author(s)
      須藤則広, 斎藤文典, 藤枝弘樹
    • Organizer
      第122回日本解剖学会総会・全国学術集会
    • Place of Presentation
      長崎大学(長崎県長崎市)
    • Year and Date
      2017-03-28
    • Related Report
      2016 Annual Research Report
  • [Presentation] ミクログリアにおける選択的オートファジーを介したALS関連変異SOD1蛋白の分解2016

    • Author(s)
      新井田素子, 塚原富士子, 須藤則広, 山本智子, 澤田誠, 丸義朗, 柴田亮行
    • Organizer
      第57回日本神経病理学会総会学術研究会
    • Place of Presentation
      ホテルニューキャッスル(青森県弘前市)
    • Year and Date
      2016-06-01
    • Related Report
      2016 Annual Research Report
  • [Presentation] エピジェネティクス制御による組織誘導と再生能獲得への試み2016

    • Author(s)
      須藤則広
    • Organizer
      第120回日本解剖学会・全国学術集会
    • Place of Presentation
      ビックパレットふくしま(福島県郡山市)
    • Year and Date
      2016-03-28
    • Related Report
      2015 Research-status Report
  • [Presentation] マウス網膜発生過程におけるヒストンメチル化修飾の解析2016

    • Author(s)
      須藤 則広、齋藤 文典、藤枝 弘樹
    • Organizer
      第120回日本解剖学会・全国学術集会
    • Place of Presentation
      ビックパレットふくしま(福島県郡山市)
    • Year and Date
      2016-03-28
    • Related Report
      2015 Research-status Report
  • [Presentation] p27 regulate proliferation, phagocytosis and epithelial-mesenchymal transition in RPE cells after photorecepters damage2016

    • Author(s)
      Reeshan ul Quraish, Norihiro Sudou, Kaori Nomura-Komoike, Fimi Sato, Hiroki Fujieda
    • Organizer
      第120回日本解剖学会・全国学術集会
    • Place of Presentation
      ビックパレットふくしま(福島県郡山市)
    • Year and Date
      2016-03-28
    • Related Report
      2015 Research-status Report
  • [Presentation] La localización de VegT y Mix1 en embriones tempranos de cinco especies de ranas2016

    • Author(s)
      Norihiro Sudou, Andrés Garcés-Vásconez, María A. López-Latorre, Masanori Taira, and Eugenia M. del Pino
    • Organizer
      XII Congreso Nacional de Biología del Desarrollo
    • Place of Presentation
      Lagos de Moreno, Mexico
    • Year and Date
      2016-03-08
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] 培養ミクログリアに導入したALS関連変異SOD1遺伝子産物の発現量低下2015

    • Author(s)
      新井田素子、塚原富士子、山本智子、須藤則広、澤田誠、丸義朗、柴田亮行
    • Organizer
      第56回日本神経病理学会総会学術研究会
    • Place of Presentation
      九州大学百年講堂(福岡県福岡市)
    • Year and Date
      2015-06-03
    • Related Report
      2015 Research-status Report
  • [Presentation] Expression of epigenetic factors in the developing mouse retina2015

    • Author(s)
      Norihiro Sudou, Fuminori Saitoh and Hiroki Fujieda
    • Organizer
      the 120th Annual Meeting of The Japanese Association of Anatomists
    • Place of Presentation
      Kobe
    • Year and Date
      2015-03-21 – 2015-03-23
    • Related Report
      2014 Research-status Report
  • [Presentation] Activation of H3K27 methyltransferase and demethylase genes during Xenopus tail regeneration2014

    • Author(s)
      KAWAGUCHI Akane, OCHI Haruki, SUODU Norihiro, OGINO Hajime
    • Organizer
      47th Annual Meeting of the Japanese Society of Developmental Boilogists
    • Place of Presentation
      Nagoya
    • Year and Date
      2014-05-27 – 2014-05-30
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2018-03-22  

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