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Investigation for abnormal distribution of SV2A and disorder of synaptic vesicle release in refractory epilepsy

Research Project

Project/Area Number 24592169
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Cerebral neurosurgery
Research InstitutionKagoshima University

Principal Investigator

HANAYA Ryosuke  鹿児島大学, 医学部・歯学部附属病院, 講師 (60304424)

Co-Investigator(Kenkyū-buntansha) YUNOUE Syunji  鹿児島大学, 医歯(薬)学総合研究科, 研究員 (20404478)
SUGATA Sei  鹿児島大学, 医歯(薬)学総合研究科, 研究員 (70437961)
ARITA Kazunori  鹿児島大学, 医歯(薬)学総合研究科, 教授 (90212646)
Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2014: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2013: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2012: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywordsてんかん原性 / シナプス小胞蛋白 / SVA2 / Synaptotagmin-1 / FDG-PET / てんかん / SV2A / SNARE関連蛋白 / sinaptotagmin-1 / SNARE蛋白
Outline of Final Research Achievements

We immunohistochemically evaluated the role of synaptic vesicle protein, SV2A about the expression of epilepsy using specimens of surgically treated-patients. SV2A decreased in the wide area of the brain, and the decrease of synaptotagmin-1 localized around epilepsy focus, whereas SNARE-related protein disorder would participate in the formation of epileptogenicity. Hypometabolism of FDG-PET, which indicated brain dysfunction overlapped in the decease of SV2A. SV2A mediated synaptic vesicle-releasing mechanism would be disturbed in dysfunctional brain around epileptogenic area, it was suggested that.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (7 results)

All 2014 2013 Other

All Presentation (7 results) (of which Invited: 1 results)

  • [Presentation] 結節性硬化症に伴うてんかんにおける11C-Methionine PETによるてんかん原性結節の同定2014

    • Author(s)
      花谷亮典 大坪俊昭 樫田祐美 細山浩史  菅田真生 丸山慎介 飯田幸治 中村克己 藤元登四郎 有田和徳
    • Organizer
      第35回日本てんかん外科学会
    • Place of Presentation
      大阪
    • Related Report
      2013 Research-status Report
  • [Presentation] 南九州におけるてんかん診療連携の試み2014

    • Author(s)
      花谷亮典
    • Organizer
      第4回Kyushu Neuroscience Conference
    • Place of Presentation
      福岡
    • Related Report
      2013 Research-status Report
    • Invited
  • [Presentation] The role of 11C-Methionine positron emission tomography in evaluation for epileptogenic region2013

    • Author(s)
      Hanaya R, Otsubo T, Kashida Y, Hosoyama H, Sugata S, Nakamura K, Fujimoto T, Iida K, Arita K.
    • Organizer
      36th International Epilepsy Congress
    • Place of Presentation
      Montreal, Canada
    • Related Report
      2013 Research-status Report
  • [Presentation] Neuroprotective effect of levetiracetam on hippocampal sclerosis-like change in spontaneously epileptic rats2013

    • Author(s)
      Sugata S, Hanaya R, Serikawa T, Kurisu K, Arita K, Sasa M
    • Organizer
      30th International Epilepsy Congress
    • Place of Presentation
      Montreal, Canada
    • Related Report
      2013 Research-status Report
  • [Presentation] The experience of image guided operation oriented by using intraoperative MRI in epilepsy surgery2013

    • Author(s)
      Kashida Y, Hanaya R, Otubo T, Hosoyama H, Sugata S, Bakhtiar Y, Nakamura K, Fujimoto T, Iida K, Arita K.
    • Organizer
      30th International Epilepsy Congress
    • Place of Presentation
      Montreal, Canada
    • Related Report
      2013 Research-status Report
  • [Presentation] 難治性新皮質てんかんにおける発作間歇期FDG-PET集積低下とSV2A発現低下との関連性

    • Author(s)
      花谷亮典, 細山浩史, 菅田真生, 大坪俊昭, 藤元登四郎, 飯田幸治, 有田和徳
    • Organizer
      第46回日本てんかん学会
    • Place of Presentation
      都市センターホテル
    • Related Report
      2012 Research-status Report
  • [Presentation] てんかん原性領域を超えるFDG-PET低集積部位の評価

    • Author(s)
      花谷亮典, 大坪俊昭, 細山浩史, 菅田真生, 新里能成, 湯之上俊二, 中村克巳, 飯田幸治, 藤元登四郎, 有田和徳
    • Organizer
      第71回日本脳神経外科学会総会
    • Place of Presentation
      大阪国際会議場
    • Related Report
      2012 Research-status Report

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Published: 2013-05-31   Modified: 2019-07-29  

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