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Detection and identification of lipid-derived radicals formed by myoglobin released from damaged skeletal muscles after excessive exercise

Research Project

Project/Area Number 18500519
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Sports science
Research InstitutionKinki University

Principal Investigator

KUMAMOTO Kazumasa  Kinki University, 健康スポーツ教育センター, 准教授 (50225231)

Co-Investigator(Kenkyū-buntansha) IWAHASHI Hideo  和歌山県立医科大学, 医学部, 教授 (50145926)
KISHIOKA Shiroh  和歌山県立医科大学, 医学部, 教授 (60137255)
HIRAI Tomohiro  大阪産業大学, 人間環境学部, 教授 (70020104)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥1,670,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥270,000)
Fiscal Year 2008: ¥520,000 (Direct Cost: ¥400,000、Indirect Cost: ¥120,000)
Fiscal Year 2007: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2006: ¥500,000 (Direct Cost: ¥500,000)
Keywords横紋筋融解症 / 急性腎不全 / ミオグロビン / ラジカル / 脂質過酸化 / スピントラッピング / EPR / ミクロソーム / ESR / ミクロソ-ム
Research Abstract

牛腎ミクロソームにスピントラップ剤4-POBN、NADPH、ADPおよびFeCl_3を添加し、 37℃で60分間反応後、高速液体クロマトグラフィー/電子常磁性共鳴/質量測定をしたところ、ペンチルラジカルおよびヒドロキシペンチルラジカルが検出・同定された。このラジカル生成反応において、ミオグロビンが過酸化脂質からのフリーラジカル生成を促進することにより腎毒性を発揮する可能性が示唆された。また、このラジカル生成反応において何らかのフリーな鉄の関与も示唆された。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (10 results)

All 2007 2006

All Journal Article (5 results) (of which Peer Reviewed: 3 results) Presentation (5 results)

  • [Journal Article] Identification of a radical formed in the reaction mixture of rat brain homogenate with a ferrous ion/ascorbic acid system using HPLC-EPR and HPLC-EPR-MS2007

    • Author(s)
      Kumamoto K, Hirai T, Kishioka S, Iwahashi H
    • Journal Title

      Free Radical Research 41(6)

      Pages: 650-654

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Identifieation of a radical formed in the reaction mixture of rat brainhomogenate with a ferrous ion/ascorbic acid system using HPLC-EPR and HPLC-EPR-MS2007

    • Author(s)
      Kumamoto K., et. al.
    • Journal Title

      Free Radical Research 41(6)

      Pages: 650-654

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] High performance liquid chromatography/el ectron spin resonance/mass spectrometry analyses of radicals formed in an anaerobic reaction of 9- (or 13-) hydroperoxide octadecadienoic acids with ferrous ions2006

    • Author(s)
      Iwahashi H, Hirai T, Kumamoto K
    • Journal Title

      Journal of Chromatography A 1132(1-2)

      Pages: 67-75

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] High performance liquid chromatography/electron spin resonance/mass spectrometry analyses of radicals formed in an anaerobic reaction of 9-(or 13-) hydroperoxide octadecadienoic acids with ferrous ions2006

    • Author(s)
      Iwahashi H, Hirai T, Kumamoto K
    • Journal Title

      Journal of Chromatography A 1132

      Pages: 67-75

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Identification of a radical formed in the reaction mixture of rat brain homogenate with ferrous ion/ascorbic acid using HPLC-ESR and HPLC-ESR-MS2006

    • Author(s)
      Kumamoto K, Hirai T, Kishioka S, Iwahashi H
    • Journal Title

      Proceeding of The 13^<th> Congress of the Society for Free radical Research International (Davos, Swjtzerland, August 15-19, 2006) CD-ROM

    • Related Report
      2006 Annual Research Report
  • [Presentation] 牛腎ミクロソーム/NADPH反応溶液中のフリーラジカル生成に対するミオグロビン添加の影響2007

    • Author(s)
      熊本和正, 平井富弘, 岸岡史郎, 岩橋秀雄
    • Organizer
      BMB2007(第30回日本分子生物学会年会, 第80回日本生化学会大会合同大会)
    • Place of Presentation
      横浜
    • Related Report
      2008 Final Research Report
  • [Presentation] Identification of 1-Ethoxyethyl Radicals in the Reaction of Ferrous Ions with Serums from Rats Exposed to Diethyl Ether2007

    • Author(s)
      Kumamoto K, Hirai T, Kishioka S, Iwahashi H
    • Organizer
      The XI International Congress of Toxicology
    • Place of Presentation
      Montreal, Canada
    • Related Report
      2008 Final Research Report
  • [Presentation] Identification of 1-Ethoxyethyl Radicals in the Reaction of Ferrous Ionswith Serunls from Rats Exposed to Diethyl Ether2007

    • Author(s)
      Kumamoto K., et. al.
    • Organizer
      The XI Intennational Congress of Toxicology
    • Place of Presentation
      Montreal,Canada
    • Related Report
      2007 Annual Research Report
  • [Presentation] 牛腎ミクロソーム/NADPH反応溶液中のフリーラジカル生成に対するミオグロビン添加の影響2007

    • Author(s)
      熊本 和正, ら
    • Organizer
      BMB2007(第30回日本分子生物学会年会、第80回日本生化学会大会 合同大会)
    • Place of Presentation
      横浜
    • Related Report
      2007 Annual Research Report
  • [Presentation] Identification of a radical formed in the reaction mixture of rat brain homogenate with ferrous ion/ascorbic acid using HPLC-ESR and HPLOESR-MS2006

    • Author(s)
      Kumamoto K, Hirai T, Kishioka S, Iwahashi H
    • Organizer
      The 13^<th> Congress of the Society for Free Radical Research International
    • Place of Presentation
      Davos, Switzerland
    • Related Report
      2008 Final Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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