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Analysis of molecular mechanism of Wnt signal and arachidonic acid cascade in intervertebral disc degeneration

Research Project

Project/Area Number 26462252
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Orthopaedic surgery
Research InstitutionTokai University

Principal Investigator

HIYAMA Akihiko  東海大学, 医学部, 講師 (00514382)

Co-Investigator(Kenkyū-buntansha) 酒井 大輔  東海大学, 医学部, 准教授 (10408007)
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2016: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2015: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2014: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords腰痛 / 椎間板変性 / Wnt シグナル / PGE2 / TNF-α / 分子学的解析 / Wntシグナル / EP受容体 / 椎間板細胞 / NF-κβ / プロスタノイド / Wntシグナル / EP受容体
Outline of Final Research Achievements

Although the mechanism of intervertebral disc degeneration by inflammatory cytokines has been reported so far, the results showed that pathway mediated by TNF-α-PGE2 / EP receptor activates Wnt signal and induces intervertebral disc cell differentiation . These signals are important transcription signals involved in induction of inflammation and it was considered possible to act as a molecular switch of Wnt signal in intervertebral disc cells. In the future, if activation of Wnt signal by TNFα-PGE 2 signal could be suppressed at the receptor site, it could be possible to lead to a new molecular targeted therapeutic agent in disc degeneration.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (4 results)

All 2017 2016 2015 2014

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (3 results) (of which Int'l Joint Research: 1 results)

  • [Journal Article] Response to tumor necrosis factor-α mediated inflammation involving activation of prostaglandin E2 and Wnt signaling in nucleus pulposus cells.2015

    • Author(s)
      Hiyama A
    • Journal Title

      J Orthop Res

      Volume: 33 Issue: 12 Pages: 1756-1768

    • DOI

      10.1002/jor.22959

    • Related Report
      2015 Research-status Report
    • Peer Reviewed
  • [Presentation] CCAAT/enhancer binding protein β Regulates the Expression of Tumor Necrosis Factor-α in the Nucleus Pulposus Cells2017

    • Author(s)
      Akihiko Hiyama
    • Organizer
      ORS 2017 Annual Meeting
    • Place of Presentation
      San Diego Convention Center (アメリカ・San Diego)
    • Year and Date
      2017-03-19
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 椎間板変性におけるWntシグナル伝達経路の活性制御と椎間板炎症2016

    • Author(s)
      檜山明彦
    • Organizer
      第31回日本整形外科基礎学術集会
    • Place of Presentation
      福岡国際会議場(福岡県福岡市)
    • Year and Date
      2016-10-13
    • Related Report
      2016 Annual Research Report
  • [Presentation] 炎症性サイトカインTNFαはNFκβとCOX-2/PGE2 経路を介しWntシグナルを発現制御する2014

    • Author(s)
      檜山 明彦
    • Organizer
      第29回 日本整形外科基礎学術集会
    • Place of Presentation
      鹿児島
    • Year and Date
      2014-10-09 – 2014-10-10
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2018-03-22  

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