• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to previous page

Analysis of mammalian oocyte nucleolus in meiosis and early embryonic development

Research Project

Project/Area Number 19780216
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Basic veterinary science/Basic zootechnical science
Research InstitutionThe Institute of Physical and Chemical Research

Principal Investigator

OGUSHI Sugako  The Institute of Physical and Chemical Research, 哺乳類生殖細胞研究チーム, 基礎科学特別研究員 (50437505)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,680,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥480,000)
Fiscal Year 2008: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2007: ¥1,600,000 (Direct Cost: ¥1,600,000)
Keywords卵母細胞 / 核小体 / 哺乳類 / 初期胚発生 / 受精卵 / 全能性 / 受精 / 初期発生
Research Abstract

卵母細胞は転写を活発に行いながら発育し,十分な大きさに達すると転写を停止する.転写の変化とともに核小体も形態を変化させ,最終的にDNAのない緊密な形態となる.顕微操作により卵母細胞からこの核小体を摘出することに成功し,受精後に形成される雌雄両前核の核小体が例外なく母親に由来し,この核小体が受精後すぐの前核形成に必須の因子であることを明らかにした。さらに徹底的な基礎的解析により今まで明らかでなかった卵母細胞核小体タンパク質をいくつか同定した。

Report

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

    (24 results)

All 2008 2007 Other

All Journal Article (7 results) (of which Peer Reviewed: 5 results) Presentation (15 results) Remarks (2 results)

  • [Journal Article] The maternal nucleolus is essential for early embryonic development in mammals.2008

    • Author(s)
      Ogushi, S., Palmieri, C., Fulka, H., Saitou, M., Miyano, T., and Fulka, J. Jr.
    • Journal Title

      Science 319

      Pages: 613-616

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 卵子由来の核小体は哺乳類の初期胚発生に必須である。2008

    • Author(s)
      大串 素雅子
    • Journal Title

      実験医学 26(9)

      Pages: 1389-1392

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 卵子由来の核小体は哺乳類の初期胚発生に必須の因子だった。2008

    • Author(s)
      大串 素雅子
    • Journal Title

      Medical Bio 5(3)

      Pages: 10-11

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 卵子由来の核正体は哺乳類の初期胚発生に必須の因子だった2008

    • Author(s)
      大串素雅子
    • Journal Title

      Medical Bio May

      Pages: 12-13

    • Related Report
      2008 Annual Research Report
  • [Journal Article] The Maternal Nucleolus Is Essential for Early Embryonic Development in Mammals, 卵子由来の核小体は哺乳類の初期胚発生に必須である2008

    • Author(s)
      大串素雅子
    • Journal Title

      実験医学 26

      Pages: 1389-1392

    • Related Report
      2008 Annual Research Report
  • [Journal Article] The maternal nucleolus is essential for early embryonic development in mammals2008

    • Author(s)
      Ogushi, S., et. al.
    • Journal Title

      Science 319

      Pages: 613-616

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Meiotic Resumption and Spindle Formation of Pig Oocytes.2007

    • Author(s)
      Miyano, T., Ogushi, S., Bui, H.-T., Lee, J.
    • Journal Title

      J. Mamm. Ova Res. 24

      Pages: 92-98

    • NAID

      10019804183

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] The maternal nucleolus contributions to early embryonic development in mammals.2008

    • Author(s)
      大串 素雅子
    • Organizer
      2008 BMB(第31回日本分子生物学会年会・第81回日本生化学会大会 合同大会)シンポジウム"細胞核内ドメインとその生物学的役割"
    • Place of Presentation
      神戸, 兵庫
    • Year and Date
      2008-12-12
    • Related Report
      2008 Final Research Report
  • [Presentation] The maternal nucleolus contributions to early embryonic development in mammals2008

    • Author(s)
      大串素雅子
    • Organizer
      第31回日本分子生物学会年会・第81回日本生化学大会合同大会
    • Place of Presentation
      神戸
    • Year and Date
      2008-12-12
    • Related Report
      2008 Annual Research Report
  • [Presentation] 哺乳類の受精卵の発生には卵子由来の核小体が重要〜注目されていなかった卵母細胞の核小体の機能が明らかに.2008

    • Author(s)
      大串 素雅子
    • Organizer
      第3回生殖研究ワークショップ
    • Place of Presentation
      三崎, 神奈川
    • Year and Date
      2008-08-07
    • Related Report
      2008 Final Research Report
  • [Presentation] 哺乳類の受精卵の発生には卵子由来の核小体が重要〜注目されていなかった卵母細胞の核小体の機能が明らかに〜2008

    • Author(s)
      大串素雅子
    • Organizer
      第三回生殖研究ワークショップ
    • Place of Presentation
      三崎
    • Year and Date
      2008-08-07
    • Related Report
      2008 Annual Research Report
  • [Presentation] The maternal nucleolus is essential for early embryonic development in mammals.2008

    • Author(s)
      Ogushi, S.
    • Organizer
      The 2nd EMBO Workshop on the nucleolus, "The nucleolus and disease"
    • Place of Presentation
      Derby, UK
    • Year and Date
      2008-06-24
    • Related Report
      2008 Final Research Report
  • [Presentation] 母方由来の核小体が哺乳類の初期胚発生に必須である。2008

    • Author(s)
      大串 素雅子
    • Organizer
      頭部形成研究会2008
    • Place of Presentation
      南阿蘇, 熊本
    • Year and Date
      2008-04-15
    • Related Report
      2008 Final Research Report
  • [Presentation] 母方由来の核小体が哺乳類の初期胚発生に必須である2008

    • Author(s)
      大串素雅子
    • Organizer
      頭部形成研究会
    • Place of Presentation
      阿蘇
    • Year and Date
      2008-04-15
    • Related Report
      2008 Annual Research Report
  • [Presentation] 母方由来の核小体が哺乳類の初期発生に必須である2008

    • Author(s)
      大串素雅子
    • Organizer
      理化学研究所実験動物施設連携推進協議会第五回実験動物懇談会
    • Place of Presentation
      筑波
    • Year and Date
      2008-04-03
    • Related Report
      2008 Annual Research Report
  • [Presentation] The maternal nucleolus is essential for early embryonic development in mammals2008

    • Author(s)
      Ogushi, Sugako
    • Organizer
      the second EMBO Workshop on the Nucleolus and Disease
    • Place of Presentation
      Derby, UK
    • Related Report
      2008 Annual Research Report
  • [Presentation] 哺乳類卵母細胞に特異な核小体の受精卵・初期胚への貢献。2007

    • Author(s)
      大串 素雅子, 宮野 隆, 斎藤 通紀, Josef Fulka Jr.
    • Organizer
      第30回日本分子生物学会年会・第80回日本生化学会大会合同大会
    • Place of Presentation
      横浜, 神奈川
    • Year and Date
      2007-12-12
    • Related Report
      2008 Final Research Report
  • [Presentation] 哺乳類卵母細胞に特異な核小体の受精卵・初期胚への貢献2007

    • Author(s)
      大串 素雅子
    • Organizer
      第30回日本分子生物学会年会・第80回日本生化学会大会 合同大会
    • Place of Presentation
      パシフィコ横浜
    • Year and Date
      2007-12-12
    • Related Report
      2007 Annual Research Report
  • [Presentation] Maternal contribution of the nucleolus to the zygote in mammals.2007

    • Author(s)
      Ogushi, S.
    • Organizer
      Indo-JSPS-CDB Joint Meeting
    • Place of Presentation
      Kobe, Japan
    • Year and Date
      2007-10-23
    • Related Report
      2008 Final Research Report
  • [Presentation] Maternal contribution of the nucleolus to the zygote in mammals2007

    • Author(s)
      Ogushi, S.
    • Organizer
      Indo-JSPS-CDB Joint Meeting
    • Place of Presentation
      理化学研究所 神戸研究所
    • Year and Date
      2007-10-23
    • Related Report
      2007 Annual Research Report
  • [Presentation] 哺乳類卵母細胞に特異的な核小体成分の受精卵・初期胚構築への関与。2007

    • Author(s)
      大串 素雅子, 宮野 隆, 斎藤 通紀, Josef Fulka Jr.
    • Organizer
      第100回日本繁殖生物学会大会
    • Place of Presentation
      東京
    • Year and Date
      2007-10-20
    • Related Report
      2008 Final Research Report
  • [Presentation] 哺乳類卵母細胞に特異的な核小体成分の受精卵・初期胚構築への関与2007

    • Author(s)
      大串 素雅子
    • Organizer
      第100回日本生殖生物学会大会
    • Place of Presentation
      東京大学
    • Year and Date
      2007-10-20
    • Related Report
      2007 Annual Research Report
  • [Remarks]

    • URL

      http://www.cdb.riken.jp/jp/04_news/articles/080131_science.html

    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

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

    • Related Report
      2007 Annual Research Report

URL: 

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

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi