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Analysis for new factors involved in the assembly of the germ plasm

Research Project

Project/Area Number 19370096
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Developmental biology
Research InstitutionThe Institute of Physical and Chemical Research

Principal Investigator

NAKAMURA Akira  The Institute of Physical and Chemical Research, 生殖系列研究チーム, チームリーダー (90323245)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥18,720,000 (Direct Cost: ¥14,400,000、Indirect Cost: ¥4,320,000)
Fiscal Year 2008: ¥7,020,000 (Direct Cost: ¥5,400,000、Indirect Cost: ¥1,620,000)
Fiscal Year 2007: ¥11,700,000 (Direct Cost: ¥9,000,000、Indirect Cost: ¥2,700,000)
Keywordsショウジョウバエ / 生殖質 / 細胞極性 / 生殖細胞 / RNA局在 / エンドソーム / 突然変異 / 細胞骨格 / Fアクチン
Research Abstract

細胞の極性は,しばしばmRNAの細胞質内局在によって確立される。ショウジョウバエ卵の生殖質形成過程は,RNA局在研究の理想的モデル系の1つである。生殖質因子の一つであるVasaとGFPとの融合蛋白質を発現する系統を用いて,生殖質形成が異常となる突然変異体を多数単離した。これらの内の1つは,エンドソーム蛋白質であるRabenosyn-5の突然変異であった。詳細な解析により, Rabenosyn-5等のエンドソーム蛋白質が, Fアクチンの再編成を通して,生殖質因子の卵皮層への係留に関与していることを明らかにした。

Report

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

    (36 results)

All 2009 2008 2007 Other

All Journal Article (9 results) (of which Peer Reviewed: 7 results) Presentation (20 results) Book (2 results) Remarks (5 results)

  • [Journal Article] 生殖細胞形成過程における体細胞遺伝子発現抑制機構(総説)2009

    • Author(s)
      羽生(中村)賀津子,中村 輝
    • Journal Title

      実験医学 27

      Pages: 362-367

    • Related Report
      2008 Final Research Report
  • [Journal Article] 生殖細胞形成過程における体細胞遺伝子発現抑制機構2009

    • Author(s)
      羽生(中村)賀津子
    • Journal Title

      実験医学 27

      Pages: 362-367

    • Related Report
      2008 Annual Research Report
  • [Journal Article] The endocytic pathway acts downstream of oskar in Drosophila germ plasm assembly2008

    • Author(s)
      Tanaka, T., and Nakamura, A.
    • Journal Title

      Development 135

      Pages: 1107-1117

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Drosophila Pgc protein inhibits P-TEFb recruitment to chromatin in primordial germ cells2008

    • Author(s)
      Hanyu-Nakamura, K., Sonobe-Nojima, H., Tanigawa, A., Lasko, P., and Nakamura, A.
    • Journal Title

      Nature 451

      Pages: 730-733

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] MLE activates transcription via the minimal transactivation domain in Drosophila2008

    • Author(s)
      Aratani, S., Kageyama, Y., Nakamura, A., Fujita, H., Fujii, R., Nishioka, K. and Nakajima, T.
    • Journal Title

      Int. J. Mol. Med. 21

      Pages: 469-476

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Less is more: specification of the germline by transcriptional repression(総説)2008

    • Author(s)
      Nakamura, A., and Seydoux, G.
    • Journal Title

      Development 135

      Pages: 3817-3827

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Less is more : specification of the germline by transcriptional repression2008

    • Author(s)
      Akira Nakamura
    • Journal Title

      Development 135

      Pages: 3817-3827

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The endocytic pathway acts downstream of oskar in Drosophila germ plasm assembly2008

    • Author(s)
      Tsubasa Tanaka
    • Journal Title

      Development 135

      Pages: 1107-1117

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Drosophila Pgc protein inhibits P-TEFb recruitment to chromatin in primordial germ cells2008

    • Author(s)
      Kazuko Hanyu-Nakamura
    • Journal Title

      Nature 451

      Pages: 730-733

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] The endocytic pathway acts downstream of Oskar in Drosophila germ plasm assembly2008

    • Author(s)
      Nakamura, A.
    • Organizer
      Howard Hughes Medical Institute Workshop on "RNA granules"
    • Place of Presentation
      HHMI Conference Center, Chevy Chase, USA
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Nanos stabilization requires pgc-mediated transcriptional repression in Drosophila primordial germ cells2008

    • Author(s)
      Hanyu-Nakamura, K. (Nakamura, A.)
    • Organizer
      41^<st> Annual Meeting for the Japanese Society of Developmental Biologists
    • Place of Presentation
      Tokushima
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] The endocytic pathway regulates the Oskar-mediated F-actin reorganization during Drosophila germ plasm assembly2008

    • Author(s)
      Tanaka, T. (Nakamura, A.)
    • Organizer
      41^<st> Annual Meeting for the Japanese Society of Developmental Biologists
    • Place of Presentation
      Tokushima
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Germ plasm assembly and germ cell development in Drosophila2008

    • Author(s)
      Nakamura, A.
    • Organizer
      EMBO workshop: Drosophila Crete Meeting
    • Place of Presentation
      Crete, Greece
    • Related Report
      2008 Final Research Report
  • [Presentation] The endocytic pathway acts downstream of Oskar in Drosophila germ plasm assembly2008

    • Author(s)
      Nakamura, A.
    • Organizer
      第60回日本細胞生物学会大会
    • Place of Presentation
      パシフィコ横浜
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] ショウジョウバエ極細胞におけるNanosの維持にはpgcによる転写抑制が必要である2008

    • Author(s)
      羽生-中村賀津子(中村 輝)
    • Organizer
      第31回日本分子生物学会・第81回日本生化学会合同大会
    • Place of Presentation
      神戸ポートアイランド
    • Related Report
      2008 Final Research Report
  • [Presentation] Germ plasm assembly and germ cell development in Drosophila2008

    • Author(s)
      Akira Nakamura
    • Organizer
      EMBO workshop : Drosophila Crete Meeting
    • Place of Presentation
      Crete, Greece
    • Related Report
      2008 Annual Research Report
  • [Presentation] ショウジョウバエ局細胞における Nanos の維持にはpgcによる転写抑制が必要である2008

    • Author(s)
      羽生-中村賀津子
    • Organizer
      第31回日本分子生物学会・第81回日本生化学会合同大会
    • Place of Presentation
      神戸ポートアイランド
    • Related Report
      2008 Annual Research Report
  • [Presentation] Global repression of mRNA transcription and the maintenance of germline fate in Drosophila embryos2007

    • Author(s)
      Hanyu-Nakamura, K. (Nakamura, A.)
    • Organizer
      The 7th MBSJ Spring Symposium
    • Place of Presentation
      淡路夢舞台国際会議場
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] RNA localization and translational control in Drosophila germ plasm assembly2007

    • Author(s)
      Nakamura, A.
    • Organizer
      EMBO Workshop on "Intracellular RNA Localization and Localized Translation"
    • Place of Presentation
      Il Ciocco, Tuscany, Italy
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] Rab11-mediated endocytic pathway acts downstream of Oskar in germ plasm assembly during Drosophila oogenesis2007

    • Author(s)
      Tanaka, T. (Nakamura, A.)
    • Organizer
      EMBO Workshop on "Intracellular RNA Localization and Localized Translation"
    • Place of Presentation
      Il Ciocco, Tuscany, Italy
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] ショウジョウバエ生殖細胞形成における体細胞遺伝子発現抑制機構2007

    • Author(s)
      後藤 聡(後藤 聡)
    • Organizer
      第40回日本発生生物学会年会
    • Place of Presentation
      福岡国際会議場
    • Related Report
      2008 Final Research Report
  • [Presentation] ショウジョウバエ卵母細胞においてエンドサイトーシス経路は極性形成および生殖質形成に必須である2007

    • Author(s)
      田中 翼(中村 輝)
    • Organizer
      第40回日本発生生物学会年会
    • Place of Presentation
      福岡国際会議場
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] Bruno and orb are required for prophase I arrest of Drosophila oogenesis2007

    • Author(s)
      杉村 勇(中村 輝)
    • Organizer
      第40回日本発生生物学会年会
    • Place of Presentation
      福岡国際会議場
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] ショウジョウバエにおけるフォスファチジルイノシトール3リン酸及びそのエフェクターにより制御される接着分子群の局在機構2007

    • Author(s)
      阿部将人(後藤 聡)
    • Organizer
      第40回日本発生生物学会年会
    • Place of Presentation
      福岡国際会議場
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] エンドソーム経路によるショウジョウバエ卵母細胞極性・生殖質形成の制御2007

    • Author(s)
      中村 輝
    • Organizer
      第9回日本RNA学会年会
    • Place of Presentation
      名古屋国際会議場
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] ショウジョウバエ生殖質形成に関わる新規因子の探索2007

    • Author(s)
      中村 輝
    • Organizer
      第30回日本分子生物学会年会
    • Place of Presentation
      パシフィコ横浜
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] ホスファチジルイノシトール3リン酸(PI(3)P)による細胞接着・細胞極性の制御2007

    • Author(s)
      阿部将人(後藤 聡)
    • Organizer
      第30回日本分子生物学会年会
    • Place of Presentation
      パシフィコ横浜
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] ショウジョウバエを用いた選択的細胞内輸送機構2007

    • Author(s)
      後藤聡
    • Organizer
      第40回日本発生生物学会年会
    • Place of Presentation
      福岡国際会議場
    • Related Report
      2007 Annual Research Report
  • [Presentation] ショウジョウバエ生殖細胞形成における体細胞遺伝子発現抑制機構2007

    • Author(s)
      羽生・中村賀津子
    • Organizer
      第40回目本発生生物学会年会
    • Place of Presentation
      福岡国際会議場
    • Related Report
      2007 Annual Research Report
  • [Book] 3-(1)章:ショウジョウバエ胚のWhole mount in situ hybridization. 無敵のバイオテクニカルシリーズRNA実験ノート 上巻(稲田利文,塩見春彦編) pp70-822008

    • Author(s)
      園部(野嶋)浩子, 中村 輝
    • Publisher
      羊土社
    • Related Report
      2008 Final Research Report
  • [Book] 3-(1)章:ショウジョウバエ胚のWhole mount in situ hybridization無敵のバイオテクニカルシリーズRNA実験ノート上巻(稲田利文, 塩見春彦編)2008

    • Author(s)
      園部(野嶋)浩子
    • Total Pages
      187
    • Publisher
      羊土社
    • Related Report
      2007 Annual Research Report
  • [Remarks] ホームページ等

    • URL

      http://www.cdb.riken.jp/jp/02_research/0202_creative05.html

    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.cdb.riken.jp

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://www.rikenresearch.riken.jp/japan/index.html

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://www.cdb.riken.jp/

    • Related Report
      2007 Annual Research Report
  • [Remarks]

    • URL

      http://www.rikenresearch.riken.jp/japan/index.html

    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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