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The roles of neurotrophic factors on the anti-nociceptive effect of Sema3A

Research Project

Project/Area Number 21791462
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Anesthesiology/Resuscitation studies
Research InstitutionYokohama City University

Principal Investigator

KAMIYA Yoshinori  横浜市立大学, 医学部, 助教 (90381491)

Project Period (FY) 2009 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2011: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2010: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2009: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywords神経因性疼痛 / 神経ガイダンス因子 / 神経成長因子 / 疼痛軽減作用 / 疼痛メカニズム
Research Abstract

I and my colleagues revealed that expression of the active form variant of the Sema3A receptor(plexinA1) in the dorsal root ganglion could prevent neuropathic pain behavior in SNL model rat as same as intrathecal administration of recombinant Sema3A protein, and the expression pattern of down stream molecules of the Sema3A signaling was confirmed to be different in spinal cord dorsal horn and a dorsal root ganglion of the neuropathic pain model rat.
In paclitaxel-induced pain model rats, we revealed that(NGF) content was increased to about 1.4-fold in the dorsal horn of the spinal cord and the expression of the TrkA, which is one of the NGF receptor was increased about three-fold in dorsal root ganglia as compared to control rats.

Report

(4 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • 2009 Annual Research Report
  • Research Products

    (5 results)

All 2011 2010

All Journal Article (2 results) (of which Peer Reviewed: 1 results) Presentation (3 results)

  • [Journal Article] Intrathecally administered Sema3A protein attenuates neuropathic pain behavior in rats with chronic constriction injury of the sciatic nerve2011

    • Author(s)
      Hayashi M, Kamiya Y, Itoh H, Higashi T, Miyazaki T, Funakoshi K, Yamashita N, Goshima Y, Andoh T, Yamada Y, Goto T.
    • Journal Title

      Neurosci Res

      Volume: 69(1) Pages: 17-24

    • NAID

      10028189931

    • Related Report
      2011 Final Research Report
  • [Journal Article] Intrathecally administered Sema3A protein attenuates neuropathic pain behavior in rats with chronic constriction injury of the sciatic nerve2011

    • Author(s)
      M Hayashi, et al.
    • Journal Title

      Neuroscience Research

      Volume: 69(1) Pages: 17-24

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Presentation] パクリタキセルによるラット末梢神経傷害モデルを用いた脊髄後角における神経成長因子及び受容体の検討2011

    • Author(s)
      中橋勇典, 紙谷義孝, 田澤利治, 小川賢一, 後藤隆久
    • Organizer
      日本ペインクリニック学会第45回大会
    • Place of Presentation
      愛媛県県民文化会館(愛媛県)
    • Year and Date
      2011-07-22
    • Related Report
      2011 Annual Research Report
  • [Presentation] SNL(Spinal Nerve Ligation)モデルラットにおける神経ガイダンス因子-Semaphorin3Aのくも膜下投与の効果2010

    • Author(s)
      林路子, 紙谷義孝, 宮崎智之, 田澤利治, 後藤隆久
    • Organizer
      日本ペインクリニック学会第44回大会
    • Place of Presentation
      国立京都国際会館
    • Year and Date
      2010-07-02
    • Related Report
      2011 Final Research Report 2010 Annual Research Report
  • [Presentation] 坐骨神経絞扼による神経因性疼痛モデルラットにおける神経ガイダンス因子Semaphorin3Aのくも膜下投与の効果2010

    • Author(s)
      紙谷義孝、林路子、宮崎智之、後藤隆久
    • Organizer
      第32回日本疼痛学会
    • Place of Presentation
      国立京都国際会館
    • Year and Date
      2010-07-02
    • Related Report
      2011 Final Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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