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2004 Fiscal Year Final Research Report Summary

Assessment of guide lines for glaucoma treatment and reestablishment of a new system for glaucoma management.

Research Project

Project/Area Number 15591850
Research Category

Grant-in-Aid for Scientific Research (C)

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

Principal Investigator

YAMAMOTO Tetsuya  Gifu University, Graduate School of Medicine, Professor, 大学院・医学研究科, 教授 (50134581)

Co-Investigator(Kenkyū-buntansha) KAWASE Kazuhide  Gifu University, Graduate School of Medicine, Associate professor, 大学院・医学研究科, 助教授 (40234067)
SAWADA Akira  Gifu University, Gifu University Hospital, Assistant professor, 医学部附属病院, 講師 (80293570)
ISHIDA Kyoko  Gifu University, Gifu University Hospital, Assistant, 医学部附属病院, 助手 (80334936)
KAWAKAMI Hideaki  Gifu University, Gifu University Hospital, Assistant, 医学部附属病院, 助手 (70345784)
Project Period (FY) 2003 – 2004
Keywordsglaucoma / optic nerve / retina / apoptosis / consultation guidelines / neuroprotection / visual field
Research Abstract

Clinical research
1.Regression analysis of visual field prognosis in normal-tension glaucoma found that the central field progresses more frequently in cases with previous history of disc hemorrhages as compared to cases without them.
2.We have created a new analytical system using the Heidelberg Retina Tomograph (HRT) to observe the retinal nerve fiber layer more precisely.
3.Follow-up HRT data of normal-tension glaucoma revealed that regression analysis of HRT parameters are useful in detecting the progression of glaucomatous optic neuropathy.
4.We found in a population-based survey that the prevalence of disc hemorrhages is 0.6% per subject and 0.3% per eye.
5.Nasally dominated optic disc change was found in normal-tension glaucoma cases with relatively lower intraocular pressure (IOP) by comparing the lower IOP subgroup with the higher, but still normal IOP subgroup.
Basic research
1.Using the models we established for rat neuroprotective study, a new drug, T-588 was found to have neuroprotective effect against retinal ganglion cell death caused by glaucomatous optic neuropathy.
2.We found that tissue plasminogen activator is associated with NMDA-induced apoptosis using a knockout mouse model.
3.Time course of NMDA-induced apoptosis was established using a mouse model.

  • Research Products

    (11 results)

All 2004 2003 Other

All Journal Article (9 results) Book (2 results)

  • [Journal Article] Neuroprotective effect of T-588 on retinal ganglion cell damage in experimental rat glaucoma model.2004

    • Author(s)
      Maeda K, Matsubara M, Nakai Y, Sawada A, Hara A, Yamamoto T
    • Journal Title

      Investigative Ophthalmology and Visual Science 45(2)

      Pages: 851-856

    • Description
      「研究成果報告書概要(和文)」より
  • [Journal Article] Optic disc hemorrhages detected in a large-scale eye disease screening project.2004

    • Author(s)
      Yamamoto T, Iwase A, Kawase K, Sawada A, Ishida K
    • Journal Title

      Journal of Glaucoma 13(5)

      Pages: 356-360

    • Description
      「研究成果報告書概要(和文)」より
  • [Journal Article] Endogenous tissue type plasminogen activator facilitates NMDA-induced retinal damage.2004

    • Author(s)
      Kumada M, Niwa M, Wang X, Matsuno H, Hara A, Mori H, Matsuo O, Yamamoto T, Kozawa O.
    • Journal Title

      Toxicology and Applied Pharmacology 200(1)

      Pages: 48-53

    • Description
      「研究成果報告書概要(和文)」より
  • [Journal Article] Superior segmental optic hypoplasia found in Tajimi Eye Health Care Project participants.2004

    • Author(s)
      Yamamoto T, Sato M, Iwase A
    • Journal Title

      Japanese Journal of Ophthalmology 48(6)

      Pages: 578-583

    • Description
      「研究成果報告書概要(和文)」より
  • [Journal Article] Endogenous tissue type plasminogen activator facilitates NMDA-induced retinal damage.2004

    • Author(s)
      Kumada M, Niwa M, Wang X, Matsuno H, Hara A, Mori H, Matsuo O, Yamamoto T, Kozawa O
    • Journal Title

      Toxicology and Applied Pharmacology 200(1)

      Pages: 48-53

    • Description
      「研究成果報告書概要(欧文)」より
  • [Journal Article] Characteristics of visual field progression in normal-tension glaucoma patients with optic disk hemorrhages.2003

    • Author(s)
      Kono Y, Sugiyama K, Ishida K, Yamamoto T, Kitazawa Y
    • Journal Title

      American Journal of Ophthalmology 135(4)

      Pages: 499-503

    • Description
      「研究成果報告書概要(和文)」より
  • [Journal Article] Quantification of retinal nerve fiber defect in glaucoma - three dimensional analysis with Heidelberg Retina Tomograph.2003

    • Author(s)
      Miyake K, Uchida H, Sugiyama K, Yamamoto T, Kitazawa Y, Shinohara H
    • Journal Title

      Japanese Journal of Ophthalmology 47(4)

      Pages: 347-350

    • Description
      「研究成果報告書概要(和文)」より
  • [Journal Article] Characteristics of visual field progression in normal-tension glaucoma patients with optic disk hemorrhages.2003

    • Author(s)
      Kono Y, Sugiyama K, Ishida K, Yamamoto T, Kitazawa Y
    • Journal Title

      American Journal of Ophthalmol 135(4)

      Pages: 499-503

    • Description
      「研究成果報告書概要(欧文)」より
  • [Journal Article] Quantification of retinal nerve fiber defect in glaucoma -three dimensional analysis with Heidelberg Retina Tomograph.2003

    • Author(s)
      Miyake K, Uchida H, Sugiyama K, Yamamoto T, Kitazawa Y, Shinohara H
    • Journal Title

      Japanese Journal of Ophthalmology 47(4)

      Pages: 347-350

    • Description
      「研究成果報告書概要(欧文)」より
  • [Book] 緑内障2004

    • Author(s)
      北澤克明, 白土城照, 新家眞, 山本哲也
    • Total Pages
      494
    • Publisher
      医学書院
    • Description
      「研究成果報告書概要(和文)」より
  • [Book] Glaucoma

    • Author(s)
      Kitazawa Y, Shirato S, Araie M, Yamamoto T
    • Total Pages
      494
    • Publisher
      Igaku-shoin
    • Description
      「研究成果報告書概要(欧文)」より

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Published: 2006-07-11  

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