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PPARγ agonist rosiglitazone attenuates the development of neuropathic pain by regulating macrophage activation.

Research Project

Project/Area Number 21791476
Research Category

Grant-in-Aid for Young Scientists (B)

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

Principal Investigator

TAKAHASHI Yoshika  Juntendo University, 医学部, 助手 (70445550)

Project Period (FY) 2009 – 2010
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2010: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Fiscal Year 2009: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywords慢性神経因性疼痛 / マクロファージ / PPARγ / Rosiglitazone / 炎症 / 補体受容体 / 神経再生 / ミクログリア
Research Abstract

Neuroinflammation triggered by macrophage infiltration into sites of peripheral nerve injury may result in neuropathic pain. Peroxisome proliferator-activated receptor gamma(PPARγ) signaling regulates the properties of macrophages. So we investigated the macrophage-mediated effects of PPARγ signaling on neuropathic pain triggered by peripheral inflammation using have not been partial sciatic nerve ligation (PSNL) mice model. PPARγ treatment in the early phase of neuropathic pain significantly alleviated the development of tactile allodynia by regulating macrophage infiltration and production of proinflammatory molecules at the inflamed site. Our results indicate that the activation of PPARγ signaling in macrophages during the early phase may suppress neuropathic pain development.

Report

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

    (5 results)

All 2010 Other

All Journal Article (1 results) Presentation (3 results) Remarks (1 results)

  • [Journal Article] The Macrophage-Mediated Effects of the Peroxisome Proliferator-Activated Receptor-Gamma Agonist Rosiglitazone Attenuate Tactile Allodynia in the Early Phase of Neuropathic Pain Development

    • Author(s)
      Takahashi Y, Hasegawa-Moriyama M, Inada E, Sakurai T
    • Journal Title

      Anesth Analg, peer-reviewed in press

    • Related Report
      2010 Final Research Report
  • [Presentation] PPARγ agonist rosiglitazone attenuates the development of neuropathic pain by regulating macrophage activation.2010

    • Author(s)
      Yoshika Takahashi
    • Organizer
      Neuroscience annual meeting
    • Place of Presentation
      San Diego
    • Year and Date
      2010-11-15
    • Related Report
      2010 Final Research Report
  • [Presentation] PPAR&gamma ; agonist rosiglitazone attenuates the development of neuropathic pain by regulating macrophage activation.2010

    • Author(s)
      高橋良佳
    • Organizer
      Neuroscience annual meeting
    • Place of Presentation
      San Diego
    • Year and Date
      2010-11-15
    • Related Report
      2010 Annual Research Report
  • [Presentation] 慢性神経因性疼痛におけるrosiglitazoneのマクロファージを介した鎮痛作用の解析2010

    • Author(s)
      高橋良佳
    • Organizer
      日本神経科学会
    • Place of Presentation
      神戸
    • Year and Date
      2010-09-03
    • Related Report
      2010 Final Research Report
  • [Remarks] ホームページ等

    • Related Report
      2010 Final Research Report

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

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