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Development of new treatment modality for diabetic macular edema using knockout mice that show prominent retinal edema.

Research Project

Project/Area Number 20390447
Research Category

Grant-in-Aid for Scientific Research (B)

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

Principal Investigator

MURATA Toshinori  信州大学, 医学部, 教授 (50253406)

Co-Investigator(Kenkyū-buntansha) SHINDO Takayuki  信州大学, 医学系研究科, 教授 (90345215)
ISHIBASHI Tatsuro  九州大学, 医学系研究科, 教授 (30150428)
Project Period (FY) 2008 – 2010
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥15,470,000 (Direct Cost: ¥11,900,000、Indirect Cost: ¥3,570,000)
Fiscal Year 2010: ¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2009: ¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2008: ¥5,720,000 (Direct Cost: ¥4,400,000、Indirect Cost: ¥1,320,000)
Keywords眼細胞生物学糖尿病黄斑浮腫治療 / 糖尿病黄斑浮腫 / アドレノメデュリン / ノックアウトマウス / RAMP-2 / 糖尿病網膜症 / 糖尿病 / タイトジャンクション / 基底膜 / 黄斑浮腫
Research Abstract

Homozygote RAMP-2 knockout(KO) mice are fatal before delivery, but heterozygote RAMP-2 KO mice show largely normal development except for systemic edema. We found these mice have marked retinal edema. Diabetic retinal edema is a leading cause of legal blindness. There has been no animal model for retinal edema.(RAMP)-2 knockout mice are new and the only existing animal model of retinal edema. Using this model, we reported that insufficient formation of tight junction and disruption of Bruch' s membrane are potential causes of breakdown of blood-retinal barrier.

Report

(5 results)
  • 2010 Annual Research Report   Self-evaluation Report ( PDF )   Final Research Report ( PDF )
  • 2009 Annual Research Report
  • 2008 Annual Research Report
  • Research Products

    (28 results)

All 2010 2009 2008

All Journal Article (20 results) (of which Peer Reviewed: 12 results) Presentation (8 results)

  • [Journal Article] 糖尿病網膜症の発症と進展特集 糖尿病の病態を「見える化」してみる-どこまでわかりやすくできるか2010

    • Author(s)
      村田敏規
    • Journal Title

      Japanese Journal of Diabetes Master Clinician 8

    • Related Report
      2010 Self-evaluation Report
  • [Journal Article] Cardiac fibroblasts are essential for the adaptive response of the murine heart to pressure overload.2010

    • Author(s)
      Takeda N, Shindo T, Nagai R
    • Journal Title

      120

      Pages: 254-265

    • Related Report
      2010 Self-evaluation Report
  • [Journal Article] Prevalence and systemic risk factors for retinal vein occlusion in a general Japanese population : the Hisayama Study2010

    • Author(s)
      Yasuda M,Ishibashi T
    • Journal Title

      51

      Pages: 3205-3209

    • Related Report
      2010 Self-evaluation Report
  • [Journal Article] 糖尿病網膜症の発症と進展特集糖尿病の病態を見えるしてみる・どこまでわかりやすくできるか2010

    • Author(s)
      村田敏規
    • Journal Title

      Japanese Journal of Diabetes Master Clinician

      Volume: 8 Pages: 37-40

    • Related Report
      2010 Annual Research Report
  • [Journal Article] Cardiac fibroblasts are essential for the adaptive response of the murine heart to pressure overload2010

    • Author(s)
      Takeda N, Shindo T. Nagai R(12人中7番目)
    • Journal Title

      J Clin Invest

      Volume: 120 Pages: 254-265

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Prevalence and systemic risk factors for retinal vein occlusion in a general Japanese population: the Hisayama Study2010

    • Author(s)
      Yasuda M, Ishibashi T(8人中8番目)
    • Journal Title

      Invest Ophthalmol Vis Sci

      Volume: 51 Pages: 3205-3209

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 糖尿病網膜症の発症と進展 特集 糖尿病の病態を「見える化」してみる-どこまでわかりやすくできるか2010

    • Author(s)
      村田敏規
    • Journal Title

      糖尿病診療マスター 8

      Pages: 37-40

    • Related Report
      2009 Annual Research Report
  • [Journal Article] Histopathological study of angle closure glaucoma secondary to retinopathy of prematurity2009

    • Author(s)
      Yanagidaira T, Miyahara T, Tokushima T, Yoshida A, Murata T
    • Journal Title

      Jpn J Ophthalmol

      Volume: 53 Pages: 267-287

    • NAID

      10025150232

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Acute Toxicity Study of a Simian Immunodeficiency Virus-Based Lentiviral Vector for Retinal Gene Transfer in Nonhuman Primates2009

    • Author(s)
      Ikeda Y, Murata T, Ishibashi T
    • Journal Title

      Hum Gene Ther

      Volume: 20(9) Pages: 943-954

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Stable Retinal Gene Expression in Nonhuman Primates via Subretinal Injection of SIVagm-based Lentiviral Vectors2009

    • Author(s)
      Ikeda Y, Murata T, Tabata T, Ueda Y, Ono F, Suzuki T, Ageyama N, Terao K, Hasegawa M, Sueishi K, Ishibashi T
    • Journal Title

      Hum Gene Ther

      Volume: 20(6) Pages: 573-579

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Stable Retinal Gene Expression in Nonhuman Primates via Subretinal Injection of SIVagm-based Lentiviral Vectors Hum Gene Ther2009

    • Author(s)
      Ikeda Y, Murata T, Ishibashi T
    • Journal Title

      20

      Pages: 943-954

    • Related Report
      2010 Self-evaluation Report
  • [Journal Article] Stable Retinal Gene Expression in Nonhuman Primates via Subretinal Injection of STVagm-based Lentiviral Vectors.2009

    • Author(s)
      Ikeda Y
    • Journal Title

      Hum Gene Ther 6

      Pages: 573-579

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Acute Toxicity Study of a Simian Immunodeficiency Virus-Based Lentiviral Vector for Retinal Gene Transfer in Nonhuman Primates.2009

    • Author(s)
      Ikeda Y
    • Journal Title

      Hum Gene Ther 9

      Pages: 943-954

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Stable Retinal Gene Expression in Nonhuman Primates via Subretinal Injection of SIVagm-based Lentiviral Vectors2009

    • Author(s)
      Ikeda Y
    • Journal Title

      Hum Gene Ther. (in press)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] GPCR modulator protein RAMP2 is essential for angiogenesis and vascular integrity2008

    • Author(s)
      Ichikawa-Shindo Y, Murata T, Kangawa K, Nagai R, Shindo T
    • Journal Title

      J Clin Invest

      Volume: 118(1) Pages: 29-39

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Glutaraldehyde is an effective cross-linker for production of antibodies against advanced glycation end-products.2008

    • Author(s)
      Mera K, Murata T, Maruyama T, Baynes JW, Otagiri M, Nagai R
    • Journal Title

      J Immunol Methods

      Volume: 334(1-2) Pages: 82-90

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Glutaraldehyde is an effective cross-linker for production of antibodies against advanced glycation end-products.2008

    • Author(s)
      Mera K, Murata T
    • Journal Title

      J Immunol Methods 334

      Pages: 82-90

    • Related Report
      2010 Self-evaluation Report
  • [Journal Article] GPCR modulator protein RAMP2 is essential for angiogenesis and vascular integrity.2008

    • Author(s)
      Ichikawa-Shindo Y, Shindo T
    • Journal Title

      118

      Pages: 29-39

    • Related Report
      2010 Self-evaluation Report
  • [Journal Article] GPCR modulator protein RAMP2 is essential for angiogenesis and vascular integrity2008

    • Author(s)
      Yuka Ichikawa-Shindo
    • Journal Title

      J Clin Invest 118

      Pages: 29-39

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Glutaraldehyde is an effective cross-linker for production of antibodies against advanced glycation end-products.2008

    • Author(s)
      Mera K
    • Journal Title

      J Immunol Methods 334

      Pages: 82-90

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] 糖尿病網膜症合併血糖管理不良患者の血糖コントロール:緩徐に行うべきか否か?2010

    • Author(s)
      村田敏規
    • Organizer
      第53回日本糖尿病学会年次学術集会Debate Session 4
    • Place of Presentation
      岡山
    • Year and Date
      2010-05-28
    • Related Report
      2010 Annual Research Report
  • [Presentation] Histopahtological aspects of vitrectomy for diabetic retinopathy Sept 182010

    • Author(s)
      Murata T
    • Organizer
      The 25^<th> APAO congress A joint meeting of APAO/AAO
    • Place of Presentation
      Beijing China
    • Related Report
      2010 Final Research Report
  • [Presentation] Converting to a 20G-vitrectomy from a small-incision vitrectomy for intractable cases2010

    • Author(s)
      Murata T
    • Organizer
      The third joint meeting of China Korea Japan Ophthalmologists
    • Place of Presentation
      Beijing China
    • Related Report
      2010 Final Research Report
  • [Presentation] 糖尿病網膜症診療2009

    • Author(s)
      村田敏規
    • Organizer
      香川大学眼科研究会
    • Place of Presentation
      高松市
    • Year and Date
      2009-11-28
    • Related Report
      2009 Annual Research Report
  • [Presentation] 糖尿病網膜症の診療2009

    • Author(s)
      村田敏規
    • Organizer
      第11回教育フォーラム
    • Place of Presentation
      福岡市
    • Year and Date
      2009-10-31
    • Related Report
      2009 Annual Research Report
  • [Presentation] 糖尿病網膜症合併血糖管理不良患者の血糖コントロール:緩徐に行うべきか否か?2009

    • Author(s)
      村田敏規
    • Organizer
      第53回日本糖尿病学会年次学術集会 Debate Session 4
    • Place of Presentation
      岡山
    • Year and Date
      2009-05-28
    • Related Report
      2010 Self-evaluation Report
  • [Presentation] Resolution of retinoschisis after vitrectomy in X-linked retinoschisis2008

    • Author(s)
      Murata T
    • Organizer
      The third Congress of the Asian Pacific VitreoRetinal Society(APVRS2008)
    • Place of Presentation
      Busan Korea
    • Year and Date
      2008-12-06
    • Related Report
      2010 Final Research Report
  • [Presentation] The incidence of choroidal nevi in Japan2008

    • Author(s)
      Murata T
    • Organizer
      Pathology Symposium World ophthalmology congress
    • Place of Presentation
      Hong Kong
    • Year and Date
      2008-07-02
    • Related Report
      2010 Final Research Report

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Published: 2008-04-01   Modified: 2016-04-21  

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