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analysis of molecular mechanism in between the adipose tissue dysfunction and adipocyte progenitor differentiation

Research Project

Project/Area Number 26461140
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Cardiovascular medicine
Research InstitutionChiba University (2016)
The University of Tokyo (2014-2015)

Principal Investigator

Matsumoto Sahohime  千葉大学, 大学院医学研究院, 特任助教 (80570184)

Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2016: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2015: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2014: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords脂肪幹細胞 / 脂肪組織機能異常 / 脂肪新生 / メタボリックシンドローム / 慢性炎症 / 耐糖能異常 / 脂肪細胞分化 / 肥満 / 加齢 / 組織間相互作用 / 免疫細胞
Outline of Final Research Achievements

Previous reports represented that the obesity has a close relations to the atherosclerotic diseases. Howevere, there are a lot of missing link in the molecular mechanisms. Here, we report that the adipocyte progenitor cells could have the unknown role in adipose tissue dysfunction. Normally, the obesity stress induces adipose progenitor cell hyperplasia. Under the stress, the adipose progenitor cells will differentiate into new cell clusters, which will produce inflammatory cytokines and have completely different gene expression profiles. We named these cells as adipocyte progenitor derived pro-inflammatory cells (APDP cells), and this APDP cell has a unique identity to induce angiogenesis in adipose tissue. We thought this unique identity should be the adaptation to the over lipid stress. And also we could say that the failure of the adaptation to the stress is the cause of inflammatory phenotype in adipose tissue.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (5 results)

All 2016 2015 2014

All Journal Article (1 results) (of which Peer Reviewed: 1 results,  Open Access: 1 results) Presentation (4 results) (of which Invited: 1 results)

  • [Journal Article] The ω-3 polyunsaturated fatty acid, eicosapentaenoic acid, attenuates abdominal aortic aneurysm development via suppression of tissue remodeling.2014

    • Author(s)
      Wang JH, Eguchi K, Matsumoto S, Fujiu K, Komuro I, Nagai R, Manabe I.
    • Journal Title

      PLoS One

      Volume: 5 Issue: 5 Pages: e96286-e96286

    • DOI

      10.1371/journal.pone.0096286

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] 脂肪幹細胞老化と脂肪機能異常の分子メカニズムの解明2016

    • Author(s)
      松本 佐保姫、真鍋 一郎
    • Organizer
      第37回日本肥満学会
    • Place of Presentation
      東京ファッションタウン(東京都江東区)
    • Year and Date
      2016-10-07
    • Related Report
      2016 Annual Research Report
  • [Presentation] The crosstalk between adipocyte proliferation and adipose tissue dysfunction2015

    • Author(s)
      松本 佐保姫
    • Organizer
      第58回日本糖尿病学会
    • Place of Presentation
      下関
    • Year and Date
      2015-05-21
    • Related Report
      2015 Research-status Report
  • [Presentation] The crosstalk between adipocyte proliferation and adipose tissue inflammation2015

    • Author(s)
      松本 佐保姫
    • Organizer
      日本内分泌学会学術総会
    • Place of Presentation
      東京
    • Year and Date
      2015-04-23
    • Related Report
      2015 Research-status Report
  • [Presentation] The crosstalk between adipocyte proliferation2014

    • Author(s)
      松本 佐保姫
    • Organizer
      日本肥満学会
    • Place of Presentation
      宮崎
    • Year and Date
      2014-10-24 – 2014-10-25
    • Related Report
      2014 Research-status Report
    • Invited

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Published: 2014-04-04   Modified: 2018-03-22  

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