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regulation mechanism of metabolism and aging via p38 signal in blood cells

Research Project

Project/Area Number 25870328
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Pathological medical chemistry
Immunology
Research InstitutionMie University

Principal Investigator

Ookuma Sadatusgu  三重大学, 医学(系)研究科(研究院), 助教 (70444429)

Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2014: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2013: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywordsメタボリックシンドローム / MAPキナーゼ / p38 / NASH / インスリン抵抗性 / 肥満 / 脂肪肝
Outline of Final Research Achievements

We produced hematopoetic cells specific and macrophage specific p38 alpha KO mice, and examined high-fat diet induced metabolic syndrome. We found that high-fat diet induced obesity and hyperglycemia are suppressed in these mutants. And we tested diet-induced NASH model, and found that inflammation and fibrosis is suppressed in macrophage specific p38 alpha KO mice. We are now trying to produce premature aging p38 alpha KO mice. We have preliminary adminstered p38 inhibitor to premature aging model mice, and observed prolonged lifespan of them.

Report

(4 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • 2013 Research-status Report
  • Research Products

    (7 results)

All 2015 2014 2013

All Presentation (7 results)

  • [Presentation] 炎症性マクロファージにおけるp38αはNASHの進行を制御する2015

    • Author(s)
      大隈貞嗣
    • Organizer
      第38回日本分子生物学会年会第88回日本生化学会大会 合同大会
    • Place of Presentation
      神戸ポートアイランド
    • Year and Date
      2015-12-01
    • Related Report
      2015 Annual Research Report
  • [Presentation] The role of p38 alpha in pro-inflammatory macrophages in nonalcoholic steatohepatitis (NASH)2015

    • Author(s)
      大隈貞嗣
    • Organizer
      第44回日本免疫学会学術集会
    • Place of Presentation
      札幌コンベンションセンター
    • Year and Date
      2015-11-18
    • Related Report
      2015 Annual Research Report
  • [Presentation] Roles of p38alpha mitogen-activated protein kinase in macrophage in high-fat-induced chronic inflammation and insulin resistance.2014

    • Author(s)
      大隈貞嗣
    • Organizer
      第43回日本免疫学会学術集会
    • Place of Presentation
      京都国際会館
    • Year and Date
      2014-12-11
    • Related Report
      2014 Research-status Report
  • [Presentation] マクロファージにおけるp38αは高脂肪食によるインスリン抵抗性と肥満を制御する2014

    • Author(s)
      大隈貞嗣
    • Organizer
      第87回日本生化学会大会
    • Place of Presentation
      京都国際会館
    • Year and Date
      2014-10-17
    • Related Report
      2014 Research-status Report
  • [Presentation] 血球系p38αMAPキナーゼによるインスリン抵抗性の制御2014

    • Author(s)
      大隈貞嗣 藤川隆彦 杉村和人 大津欣也 緒方正人
    • Organizer
      第6回日本プロテインホスファターゼ研究会学術集会
    • Place of Presentation
      三重大学
    • Related Report
      2013 Research-status Report
  • [Presentation] p38α in blood cells regulates high-fat-induced insulin resistance and obesity2013

    • Author(s)
      大隈貞嗣 藤川隆彦 大津欣也 緒方正人
    • Organizer
      第86回日本生化学会大会
    • Place of Presentation
      パシフィコ横浜
    • Related Report
      2013 Research-status Report
  • [Presentation] Roles of p38alpha mitogen-activated protein kinase in blood cells in high-fat-induced chronic inflammation and insulin resistance.2013

    • Author(s)
      大隈貞嗣 藤川隆彦 緒方正人
    • Organizer
      第42回日本免疫学会学術集会
    • Place of Presentation
      幕張メッセ
    • Related Report
      2013 Research-status Report

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Published: 2014-07-25   Modified: 2019-07-29  

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