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Morphological analyses on the biogenesis and extension mechanisms of autophagic isolation membrane

Research Project

Project/Area Number 21659045
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeSingle-year Grants
Research Field General anatomy (including Histology/Embryology)
Research InstitutionFukushima Medical University

Principal Investigator

WAGURI Satoshi  福島県立医科大学, 医学部, 教授 (30244908)

Project Period (FY) 2009 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥3,460,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥360,000)
Fiscal Year 2011: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2010: ¥1,000,000 (Direct Cost: ¥1,000,000)
Fiscal Year 2009: ¥900,000 (Direct Cost: ¥900,000)
Keywords細胞微細形態学 / オートファジー / Atg遺伝子 / 線維芽細胞 / Atgタンパク質 / オートファゴソーム / 隔離膜 / 電子顕微鏡 / DFCP1 / オメガソーム / 電子線トモグラフィー法
Research Abstract

Fine structures of autophagic isolation membrane induced by amino acid deprivation in mouse embryonic fibroblasts were investigated. By using newly developed fixation protocol, we found a cluster of narrow tubular structures between the endoplasmic reticulum and isolation membranes. Moreover, they corresponded to"omegasome"that has been identified only at light microscopic levels. These findings could promote research of membrane dynamics and associated molecular mechanisms in the biogenesis of autophagic isolation membrane.

Report

(4 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • 2009 Annual Research Report
  • Research Products

    (27 results)

All 2011 2010 Other

All Journal Article (11 results) (of which Peer Reviewed: 10 results) Presentation (9 results) Book (3 results) Remarks (4 results)

  • [Journal Article] Persistent activation of Nrf2 through p62 in hepatocellular carcinoma cells2011

    • Author(s)
      Inami Y, Waguri S, Sakamoto A, Kouno T, Nakada K, Hino O, Watanabe S, Andoh J, Iwadate M, Yamamoto M, Myung-Shik Lee MS, Tanaka K, Komatsu M.
    • Journal Title

      J Cell Biol

      Volume: 193 Pages: 275-284

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Autophagy-deficient mice develop multiple liver tumors2011

    • Author(s)
      Takamura T, Komatsu M, Hara H, Sakamoto A, Kishi1 C, Waguri S, Eishi Y, Hino O, Tanaka K, Mizushima N.
    • Journal Title

      Genes Dev

      Volume: 25 Pages: 795-800

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] OATL1 a novel autophagosome-resident Rab33B-GAP, regulates autophagosomal maturation2011

    • Author(s)
      Itoh, T, Kanno, E, Uemura, T, Waguri, S, Fukuda, M.
    • Journal Title

      J Cell Biol

      Volume: 192 Pages: 839-853

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Autophagy-deficient mice develop multiple liver tumors2011

    • Author(s)
      Takamura, A., Komatsu, M., Hara, T., Sakamoto, A., Kishi, C., Waguri, S., Eishi, Y., Hino O., Tanaka, K., Mizushima, N
    • Journal Title

      Genes Dev.

      Volume: 25 Issue: 8 Pages: 795-800

    • DOI

      10.1101/gad.2016211

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Persistent activation of Nrf2 through p62 in hepatocellular carcinoma cells2011

    • Author(s)
      Inami Y, Waguri S, Sakamoto A, Kouno T, Nakada K, Hino O, Watanabe S, Ando J, Iwadate M, Yamamoto M, Lee MS, Tanaka K, Komatsu M
    • Journal Title

      J Cell Biol

      Volume: 193 Issue: 2 Pages: 275-284

    • DOI

      10.1083/jcb.201102031

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Journal Article] OATL1, a novel autophagosome-resident Rab33B-GAP, regulates autophagosomal maturation.2011

    • Author(s)
      伊藤敬
    • Journal Title

      Journal of Cell Biology

      Volume: 192 Pages: 839-853

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Mechanism of statin-induced contractile dysfunction in rat cultured skeletal myofibers2010

    • Author(s)
      Tanaka S, Sakamoto K, Yamamoto M, Mizuno A, Ono T, Waguri S, Kimura J.
    • Journal Title

      J Pharmacol Sci

      Volume: 114 Pages: 454-463

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] The selective autophagy substrate p62 activates the stress responsive transcription factor Nrf2 through inactivation of Keap12010

    • Author(s)
      Komatsu M, Kurokawa H, Waguri S, Taguchi K, Kobayashi A, Ichimura Y, Sou YS, Ueno I, Sakamoto A, Tong KI, Kim M, Nishito Y, Iemura S, Natsume T, Ueno T, Kominami E, Motohashi H, Tanaka K, Yamamoto M.
    • Journal Title

      Nat Cell Biol

      Volume: 12 Pages: 213-223

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Measurement of autophagy in cells and tissues.2010

    • Author(s)
      谷田以誠
    • Journal Title

      Methods in Molecular Biology

      Volume: 648 Pages: 193-214

    • Related Report
      2010 Annual Research Report
  • [Journal Article] Mechanism of statin-induced contractile dysfunction in rat cultured skeletal myofibers.2010

    • Author(s)
      田中祥子
    • Journal Title

      Journal of Pharmacological Sciences

      Volume: 114 Pages: 454-463

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The selective autophagy substrate p62 activates the stress responsive transcription factor Nrf2 through inactivation of Keapl2010

    • Author(s)
      Komatsu M
    • Journal Title

      Nature Cell Biology 12

      Pages: 213-223

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Presentation] オートファジーに関与するRab-GAPの探索2011

    • Author(s)
      伊藤敬、菅野栄子、植村武文、和栗聡、福田光則
    • Organizer
      第33回日本分子生物学会年会・第83回日本生化学会大会合同大会
    • Place of Presentation
      神戸
    • Year and Date
      2011-03-28
    • Related Report
      2011 Final Research Report
  • [Presentation] Atg欠損マウス線維芽細胞株におけるオートファジー関連構造の形態学的相互関係2011

    • Author(s)
      和栗聡
    • Organizer
      第88回日本生理学会大会・第116回日本解剖学会総会・全国学術集会合同大会
    • Place of Presentation
      横浜
    • Year and Date
      2011-03-28
    • Related Report
      2011 Final Research Report 2010 Annual Research Report
  • [Presentation] オートファジーに関与するRab-GAPの探索2010

    • Author(s)
      伊藤敬
    • Organizer
      第33回日本分子生物学会年会・第83回日本生化学会大会合同大会
    • Place of Presentation
      神戸
    • Year and Date
      2010-12-08
    • Related Report
      2010 Annual Research Report
  • [Presentation] Atg3欠損マウス線維芽細胞株におけるオメガソームマーカーDFCP1の局在解析2010

    • Author(s)
      亀高愛、山田茜、澤田直樹、山本雅哉、曽友深、小松雅明、和栗聡
    • Organizer
      第56回東北・北海道連合支部学術集会
    • Place of Presentation
      旭川
    • Year and Date
      2010-09-25
    • Related Report
      2011 Final Research Report
  • [Presentation] Atg3欠損マウス線維芽細胞株におけるオメガソームマーカーDFCP1の局在解析2010

    • Author(s)
      和栗聡
    • Organizer
      日本解剖学会第56回東北・北海道連合支部学術集会
    • Place of Presentation
      旭川
    • Year and Date
      2010-09-25
    • Related Report
      2010 Annual Research Report
  • [Presentation] Atg3欠損マウス線維芽細胞株で見られたオートファゴソーム様構造の形態学的解析2010

    • Author(s)
      山田茜、亀高愛、山本雅哉、曽友深、小松雅明、和栗聡
    • Organizer
      第115回日本解剖学会全国学術集会
    • Place of Presentation
      盛岡
    • Year and Date
      2010-03-30
    • Related Report
      2011 Final Research Report
  • [Presentation] ラット皮膚創傷治癒過程におけるMAP1LC3の免疫組織学的動態解析2010

    • Author(s)
      浅井笑子、山本雅哉、上田和毅、和栗聡
    • Organizer
      第115回日本解剖学会全国学術集会
    • Place of Presentation
      盛岡
    • Year and Date
      2010-03-30
    • Related Report
      2011 Final Research Report
  • [Presentation] Atg3欠損マウス線維芽細胞で見られたオートファゴソーム様構造の形態学的解析2010

    • Author(s)
      山田茜
    • Organizer
      第115回日本解剖学会
    • Place of Presentation
      盛岡
    • Year and Date
      2010-03-30
    • Related Report
      2009 Annual Research Report
  • [Presentation] ラット皮膚創傷治癒過程におけるMAP1LC3の免疫組織学的動態解析2010

    • Author(s)
      浅井笑子
    • Organizer
      第115回日本解剖学会
    • Place of Presentation
      盛岡
    • Year and Date
      2010-03-30
    • Related Report
      2009 Annual Research Report
  • [Book] タンパク質分解系による生体制御:オートファジーの評価方法2011

    • Author(s)
      谷田以誠、上野隆、和栗聡
    • Related Report
      2011 Final Research Report
  • [Book] (書名)「タンパク質分解系による生体制御」(タイトル)「オートファジーの評価方法」2011

    • Author(s)
      谷田以誠、上野直人、和栗聡
    • Publisher
      羊土社
    • Related Report
      2011 Annual Research Report
  • [Book] Measurement of autophagy in cells and tissues Methods Mol Biol2010

    • Author(s)
      Tanida I, Waguri S.
    • Related Report
      2011 Final Research Report
  • [Remarks]

    • URL

      http://www.fmu.ac.jp/home/anatomy2/anatomy2_index.html

    • Related Report
      2011 Final Research Report
  • [Remarks]

    • URL

      http://www.fmu.ac.jp/home/anatomy2/anatomy2_index.html

    • Related Report
      2011 Annual Research Report
  • [Remarks]

    • URL

      http://www.fmu.ac.jp/home/anatomy2/anatomy2_index.html

    • Related Report
      2010 Annual Research Report
  • [Remarks]

    • Related Report
      2009 Annual Research Report

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

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