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Trials to rescue retinal ganglion cells from several clinical pathways leading to cell death by analysis of their molecular diversity

Research Project

Project/Area Number 19592022
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Ophthalmology
Research InstitutionOkayama University

Principal Investigator

KOSAKA Jun  Okayama University, 大学院・医歯薬学総合研究科, 准教授 (40243216)

Co-Investigator(Kenkyū-buntansha) WAKABAYASHI Taketoshi  関西医科大学, 医学部, 講師 (90302421)
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: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Fiscal Year 2007: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords眼細胞生物学 / 眼発生 / 再生医学 / 網膜神経節細胞 / 細胞死 / 眼発生・再生医学 / in situ hybridization / BimEL / 視神経切断 / フェレット
Research Abstract

細胞死を誘導するとされるHrkと、神経細胞の成熟に関わると考えられるC38分子の網膜神経節細胞、及び他種の網膜神経細胞におけるmRNA発現、及びタンパク分子の局在の質的量的な多様性が明らかになった。さらに網膜変性疾患に対する細胞治療のソースとしての色素上皮細胞の脱分化のしくみの一端が明らかになった。いずれも、将来の臨床応用につながる重要な基礎研究の成果である。

Report

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

    (12 results)

All 2009 2008 2007 Other

All Journal Article (5 results) (of which Peer Reviewed: 5 results) Presentation (4 results) Remarks (3 results)

  • [Journal Article] Acetylcholine induces Ca signaling in chicken retinal pigmented epithelial cells during dedifferentiation2009

    • Author(s)
      Mariko, Sekiguchi-Tonosaki, Masakatsu, Obata, Akira, Haruki, Toshiyuki, Himi, Jun, Kosaka
    • Journal Title

      American Journal of Physiology-Cell Physiology 296

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Acetylcholine induces Ca^<2+>signaling in chicken retinal pigmented epithelial cells during dedifferentiation.2009

    • Author(s)
      Sekiguchi-Tonosaki M, Obata M Haruki A, Himi T, Kosaka J.
    • Journal Title

      American Journal of Physiology-Cell Physiology 296

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Doublecortin expression continues into adulthood cells in the rat retina2008

    • Author(s)
      Taketoshi, Wakabayashi, Jun, Kosaka, Tetsuji, Mori, Yasuharu, Takamori, Hisao, Yamada
    • Journal Title

      Neuroscience Letters 442

      Pages: 249-252

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Doublecortin expression continues into adulthood cells in the rat retina.2008

    • Author(s)
      Wakabayashi T, Kosaka J, Mo-ri T, Takamori Y, Yamada H
    • Journal Title

      Neuroscience Letters 442

      Pages: 249-252

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Early downregulation of IGF-I decided the fate of rat retinal ganglion cells after optic nerve injury2007

    • Author(s)
      Homma K, Koriyama Y, et. al.
    • Journal Title

      Neurochemistry International 50

      Pages: 741-748

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] 網膜神経細胞の成熟を制御する分子の解析2009

    • Author(s)
      若林毅俊、小阪淳、山田久夫
    • Organizer
      第114回日本解剖学会総会
    • Place of Presentation
      岡山(シンポジウム発表)
    • Year and Date
      2009-03-29
    • Related Report
      2008 Final Research Report
  • [Presentation] シンポジウム「網膜を材料にした多角的アプローチにより組織細胞の姿を知る」2009

    • Author(s)
      小阪淳、筒井公子
    • Organizer
      第114回日本解剖学会総会
    • Place of Presentation
      岡山(オーガナイザー)
    • Year and Date
      2009-03-29
    • Related Report
      2008 Final Research Report
  • [Presentation] 「網膜神経節細胞の成熟を制御する分子の解析」シンポジウム“網膜を材料にした多角的アプローチにより組織細胞の姿を知る"2009

    • Author(s)
      若林毅俊, 小阪淳, 山田久夫
    • Organizer
      第114回日本解剖学会総会
    • Place of Presentation
      岡山市(岡山理科大学)
    • Year and Date
      2009-03-29
    • Related Report
      2008 Annual Research Report
  • [Presentation] 脱分化誘導過程における網膜色素上皮細胞のアセチルコリンに対する応答性("Response to acetylcholine in the chicken retinal pigmented epithelial cells during their dedifferentiation")2008

    • Author(s)
      関口-外崎真理子、小幡雅克、春木明、佐々木順造、氷見敏行、小阪淳
    • Organizer
      第31回日本神経科学大会
    • Place of Presentation
      東京(一般ポスター発表)
    • Year and Date
      2008-07-11
    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://square.umin.ac.jp/oka-anat/

    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://square.umin.ac.jp/oka-anat/

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://square.univ.ac.jp/oka-anat/

    • Related Report
      2007 Annual Research Report

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

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