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Analysis of function of glucocorticoid receptor expressed in NPY neurons

Research Project

Project/Area Number 23591350
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Endocrinology
Research InstitutionNagoya University

Principal Investigator

ARIMA Hiroshi  名古屋大学, 医学(系)研究科(研究院), 准教授 (50422770)

Co-Investigator(Kenkyū-buntansha) OISO Yutaka  名古屋大学, 大学院医学系研究科, 教授 (40203707)
BANNO Ryoichi  名古屋大学, 医学部附属病院, 助教 (80597865)
Project Period (FY) 2011 – 2013
Project Status Completed (Fiscal Year 2013)
Budget Amount *help
¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2013: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2012: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2011: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywordsグルココルチコイドレセプター / 視床下部 / 肥満 / エネルギーバランス / ニューロペプタイドY
Research Abstract

Body weight and white adipose tissues weight were significantly less in AgRP neuron-specific knockout of glucocorticoid receptor mice compared to wild-type mice when they were subjected to a high fat diet. The expression levels of UCP1 mRNA in the brown adipose tissues were significantly higher in the knockout mice than in wild-type mice. On the other hand, thapsigargin, an ER stressor, increased phosphorylation of p65 and attenuated expression of AgRP and NPY mRNA stimulated by dexamethasone in hypothalamic cultures of wild-type mice. Furthermore, it is demonstrated that inhibitor of p65 cancelled the effects of thapsigargin on the AgRP and NPY mRNA expression stimulated by dexamethasone.

Report

(4 results)
  • 2013 Annual Research Report   Final Research Report ( PDF )
  • 2012 Research-status Report
  • 2011 Research-status Report
  • Research Products

    (11 results)

All 2014 2013 2012 2011

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (9 results) (of which Invited: 1 results)

  • [Journal Article] Expression of neuropeptide Y and agouti-related protein mRNA stimulated by glucocorticoids is attenuated via NF-κB p65 under ER stress in mouse hypothalamic cultures2013

    • Author(s)
      Hagimoto S, Arima H, Adachi K, Ito Y, Suga H, Sugimura Y, Goto M, Banno R, Oiso Y
    • Journal Title

      Neurosci Lett

      Volume: 553 Pages: 165-9

    • Related Report
      2013 Final Research Report
    • Peer Reviewed
  • [Journal Article] Expression of neuropeptide Y and agouti-related protein mRNA stimulated by glucocorticoids is attenuated via NF-κB p65 under ER stress in mouse hypothalamic cultures2013

    • Author(s)
      Hagimoto S, Arima H, Adachi K, Ito Y, Suga H, Sugimura Y, Goto M, Banno R, and Oiso Y
    • Journal Title

      Neurosci Lett

      Volume: 553 Pages: 165-169

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Presentation] AgRPニューロン特異的グルココルチコイド受容体ノックアウトマウスは高脂肪食下で肥満抵抗性を示す2014

    • Author(s)
      柴田みゆき、坂野僚一、恒川卓、尾上剛史、足立浩一、伊藤禎浩、後藤資実、有馬寛、大磯ユタカ
    • Organizer
      第87回日本内分泌学会学術総会
    • Place of Presentation
      福岡国際会議場、福岡
    • Related Report
      2013 Final Research Report
  • [Presentation] AgRPニューロン特異的グルココルチコイド受容体ノックアウトマウスは高脂肪食下で肥満抵抗性を示す2014

    • Author(s)
      柴田みゆき、坂野 僚一、恒川卓、尾上剛史、足立 浩一、伊藤 禎浩、後藤 資実、有馬 寛、大磯 ユタカ
    • Organizer
      第87回日本内分泌学会学術総会
    • Place of Presentation
      福岡国際会議場(福岡)
    • Related Report
      2013 Annual Research Report
  • [Presentation] Mechanisms underlying glucocorticoid-induced changes in feeding behavior2013

    • Author(s)
      Arima H
    • Organizer
      The 36^<th> Naito Conference on Molecular Aspects of Energy Balance and Feeding Behavior
    • Place of Presentation
      シャトレーゼガトーキングダムサッポロ、札幌
    • Related Report
      2013 Final Research Report
  • [Presentation] マウス視床下部器官培養において小胞体ストレスはグルココルチコイドシグナルを減弱させる2013

    • Author(s)
      萩本繁、有馬寛、柴田みゆき、足立浩一、伊藤禎浩、森下啓明、後藤資実、坂野僚一、大磯ユタカ
    • Organizer
      第56回日本糖尿病学会年次学術集会
    • Place of Presentation
      ホテル日航熊本、熊本
    • Related Report
      2013 Final Research Report
  • [Presentation] マウス視床下部器官培養において小胞体ストレスはグルココルチコイドシグナルを減弱させる2013

    • Author(s)
      萩本 繁、有馬 寛、柴田みゆき、足立 浩一、伊藤 禎浩、森下 啓明、後藤 資実、坂野 僚一、大磯 ユタカ
    • Organizer
      第56回日本糖尿病学会年次学術集会
    • Place of Presentation
      ホテル日航熊本(熊本)
    • Related Report
      2013 Annual Research Report
  • [Presentation] Mechanisms underlying glucocorticoid-induced changes in feeding behavior2013

    • Author(s)
      Arima H
    • Organizer
      The 36th Naito Conference on Molecular Aspects of Energy Balance and Feeding Behavior
    • Place of Presentation
      シャトレーゼガトーキングダムサッポロ(札幌)
    • Related Report
      2013 Annual Research Report
    • Invited
  • [Presentation] 視床下部において小胞体ストレスはインスリンおよびグルココルチコイドによるNPY発現調節を減弱させる2012

    • Author(s)
      萩本 繁、有馬 寛、足立 浩一、伊藤 禎浩、森下 啓明、後藤 資実、坂野 僚一、椙村益久、大磯 ユタカ
    • Organizer
      第85回日本内分泌学会学術総会
    • Place of Presentation
      名古屋国際会議場(名古屋)
    • Related Report
      2012 Research-status Report
  • [Presentation] POMC neuron-specific deficiency of GABAB receptor leads to obesity on a high fat diet2012

    • Author(s)
      Ito Y, Banno R, Shibata M, Adachi K, Hagimoto S, Goto M, Bettler B, Oiso Y, Arima H
    • Organizer
      Neuroscience 2012
    • Place of Presentation
      New Orleans (USA)
    • Related Report
      2012 Research-status Report
  • [Presentation] 小胞体ストレスはマウス視床下部器官型培養におけるインスリンシグナルを阻害する2011

    • Author(s)
      萩本 繁、有馬 寛、足立 浩一、伊藤 禎浩、森下 啓明、後藤 資実、坂野 僚一、大磯 ユタカ
    • Organizer
      第32回日本肥満学会
    • Place of Presentation
      淡路
    • Related Report
      2011 Research-status Report

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Published: 2011-08-05   Modified: 2019-07-29  

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