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Role of nerve growth factor and nociceptors in the pathogenesis of gastroesophageal reflux disease

Research Project

Project/Area Number 19590729
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Gastroenterology
Research InstitutionKyoto Prefectural University of Medicine

Principal Investigator

YOSHIDA Norimasa  Kyoto Prefectural University of Medicine, 大学院・医学研究科, 講師 (30166962)

Co-Investigator(Kenkyū-buntansha) 藏本 博史  京都工芸繊維大学, 繊維学部, 准教授 (30153373)
Research Collaborator KURAMOT Hiroshi  京都工芸繊維大学, 繊維学部, 准教授 (30153373)
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: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2007: ¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
Keywords食道 / 侵害受容器 / 知覚過敏 / サブスタンスP / TRPV1 / 神経成長因子(NGF) / 逆流性食道炎 / NERD / 脊髄後根神経節
Research Abstract

ラット食道への酸刺激により、脊髄後根神経節(DRG)および食道粘膜内で、胸焼けなどの知党に関与する受容体(TRPVl)および神経伝達物質(substance P、NGF)の産生が元進することが明らかとなつた。胃食道逆流症患者における知覚過敏のメカニズム解明につながる研究成果であり、酸分泌抑制剤でコントロール不良な患者では、将来、TRPVl, substance P. NGFなどを標的とした創薬が期待される。

Report

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

    (9 results)

All 2009 2008

All Journal Article (2 results) Presentation (7 results)

  • [Journal Article] 食道粘膜への酸暴露によるTRPV1依存性神経炎症2009

    • Author(s)
      吉田憲正、鎌田和浩、藤本荘太郎、鈴木隆裕、大谷りら、戸坂真子、吉川敏一、蔵本博史
    • Journal Title

      Therapeutic Resear 30

      Pages: 450-453

    • Related Report
      2008 Final Research Report
  • [Journal Article] 食道粘膜への酸暴露によるTRPV1依存性神経炎症2009

    • Author(s)
      吉田 憲正
    • Journal Title

      Therapeutic Research 30

      Pages: 450-453

    • Related Report
      2008 Annual Research Report
  • [Presentation] 食道粘膜の知覚過敏2009

    • Author(s)
      吉田憲正
    • Organizer
      炎症とTRPVl, 日本消化管学会
    • Place of Presentation
      東京
    • Year and Date
      2009-02-13
    • Related Report
      2008 Final Research Report
  • [Presentation] Role of TRPVl expression associated with nerve growth factor in the esophageal viscoral sonsitivity2009

    • Author(s)
      Kamada K, Yoshida N, Suzuki T, Kishimoto E, Handa O, Yoshikawa T.
    • Organizer
      日本消化管学会
    • Place of Presentation
      東京
    • Year and Date
      2009-02-13
    • Related Report
      2008 Final Research Report
  • [Presentation] 食道粘膜の知覚過敏、炎症とTRPV12009

    • Author(s)
      吉田 憲正
    • Organizer
      日本消化管学会
    • Place of Presentation
      東京
    • Year and Date
      2009-02-13
    • Related Report
      2008 Annual Research Report
  • [Presentation] 食道粘膜への酸暴露はNGF/TRPV1/substance Pを増加させる2008

    • Author(s)
      吉田憲正、鈴木隆裕、鎌田和浩、大谷りら、戸坂真子、吉川敏一、蔵本博史
    • Organizer
      日本神経消化器病学会
    • Place of Presentation
      東京
    • Year and Date
      2008-09-30
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] TRPVl expression associated with nerve growth factor mediates the esophageal visceral hypersensitivity2008

    • Author(s)
      Suzuki T, Yoshida N, Mizushima K, Kamada K, Handa O. Takagi T, Kokura S, Ichikawa H, Naito Y, Kttramoto il, Yoshikawa T.
    • Organizer
      109th Annual meeting of the American Gastroenterological Association
    • Place of Presentation
      San Diego
    • Year and Date
      2008-05-18
    • Related Report
      2008 Final Research Report
  • [Presentation] ラット食道への酸曝露によるTRPV1を介した神経炎症2008

    • Author(s)
      鈴木隆裕、吉田憲正, 他
    • Organizer
      第94回日本消化器病学会総会
    • Place of Presentation
      福岡
    • Year and Date
      2008-05-08
    • Related Report
      2007 Annual Research Report
  • [Presentation] TRPVlを介した食道粘膜内の神経炎症2008

    • Author(s)
      鈴木隆裕、吉田憲正、吉川敏一
    • Organizer
      第26回Cytoprotectio研究会
    • Place of Presentation
      京都
    • Year and Date
      2008-03-14
    • Related Report
      2008 Final Research Report

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

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