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Key genes related to retinal development and diseases

Research Project

Project/Area Number 19592048
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Ophthalmology
Research InstitutionOkayama University (2008)
The Institute of Physical and Chemical Research (2007)

Principal Investigator

KOSAKA Mitsuko  Okayama University, 医学部, 客員研究員 (50270476)

Co-Investigator(Kenkyū-buntansha) MIZUNO Nobuhiko  兵庫県立大学, 生命研究科, 研究員 (60462735)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2008: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2007: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
Keywords幹細胞 / 細胞分化 / 網膜 / 発生 / 再生 / 網膜変性疾患 / 視細胞 / cone
Research Abstract

幼弱期のマウス網膜組織内に、光受容体細胞(視細胞)の形質を獲得しているにもかかわらず、取り出して培養すると増殖を開始して他の網膜神経細胞へ分化転換するという細胞を発見した。その細胞は組織傷害時などに細胞分裂を開始し他の神経を生み出す幹細胞として機能しうる可能性が器官培養系の結果から得られ、全く新規の網膜幹細胞であることが示唆された。またその細胞の遺伝子発現を網羅的に解析し、網膜の発生・分化・疾患に関わる遺伝子候補を多数同定した。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (12 results)

All 2008 2007

All Journal Article (6 results) (of which Peer Reviewed: 6 results) Presentation (6 results)

  • [Journal Article] Novel variants of Oct-3/4 gene expressed in mouse somatic cells2008

    • Author(s)
      Mizuno, N and Kosaka, M.
    • Journal Title

      Journal of Biological Chemistry 283

      Pages: 30997-31004

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Iris pigment epithelium as a potential source for both basic biology and therapeutic applications for retinal regeneration2008

    • Author(s)
      Mitsuko, Kosaka
    • Journal Title

      Strategies for retinal tissue repair and regeneration in vertebnrates : From fish to human

      Pages: 139-151

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Novel variants of Oct-3/4 gene expressed in mouse somatic cells.2008

    • Author(s)
      Mizuno N, Kosaka M
    • Journal Title

      Journal of Biological Chemistry 283

      Pages: 30997-31004

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] /Iris pigment epithelium as a potential source for both basic biology and therapeutic applications for retinal regeneration/2008

    • Author(s)
      Mitsuko Kosaka
    • Journal Title

      Strategies for Retinal Tissue Repair and Regeneration in Vertebrates:From Fish to Human

      Pages: 139-151

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Multipotent cells from mammalian iris pigment epithelium2007

    • Author(s)
      Asami, M, Sun, GW, Yamaguchi, M, Kosaka, M.
    • Journal Title

      Developmental Biology 304

      Pages: 433-446

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Multipotent cells from mammalian iris pigment epithelium2007

    • Author(s)
      Asami Sun Yamaguchi Kosaka
    • Journal Title

      Developmental Biology 304

      Pages: 433-446

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] 体細胞のフレキシビリティの理解と応用2008

    • Author(s)
      小阪美津子
    • Organizer
      第35回日本臓器保存生物医学定期学術集会シンポジウム講演
    • Place of Presentation
      東京
    • Year and Date
      2008-11-23
    • Related Report
      2008 Final Research Report
  • [Presentation] 体細胞のフレキシビリティの理解と応用2008

    • Author(s)
      小阪 美津子
    • Organizer
      第35回日本臓器保存生物医学定期学術集会 (シンポジウム講演
    • Place of Presentation
      東京都六本木ヒルズ
    • Year and Date
      2008-11-23
    • Related Report
      2008 Annual Research Report
  • [Presentation] 組織幹細胞の実体解明から癌幹細胞研究への新展開2008

    • Author(s)
      小阪美津子
    • Organizer
      第2回産学官連携新産業創出研究会「大腸癌幹細胞の生物学的特性の解析と新癌治療法の開発」研究会
    • Place of Presentation
      岡山
    • Year and Date
      2008-11-07
    • Related Report
      2008 Final Research Report
  • [Presentation] 眼組織幹細胞としての虹彩上皮細胞の基礎と応用2007

    • Author(s)
      小阪美津子
    • Organizer
      第34回日本臓器保存生物医学定期学術集会シンポジウム講演
    • Place of Presentation
      北海道
    • Year and Date
      2007-11-17
    • Related Report
      2008 Final Research Report
  • [Presentation] Developmental plasticity of cone-photoreceptor precursor cells in postnatal mouse retina2007

    • Author(s)
      渡邉康行、浅見真紀、孫こうい、土田順二、小阪美津子
    • Organizer
      第40回日本発生生物・細胞生物学会合同大会
    • Place of Presentation
      福岡
    • Year and Date
      2007-05-28
    • Related Report
      2008 Final Research Report
  • [Presentation] Developmental plasticity of cone-photoreceptor precursor cells in postnatal mouse retina2007

    • Author(s)
      Watanabe, Asami, Sun, Tsuchida, Kosaka
    • Organizer
      第40回日本発生生物・細胞生物学会合同大会
    • Place of Presentation
      福岡国際会議場
    • Year and Date
      2007-05-28
    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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