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The elucidation of novel mechanisms of citrate synthase during early embryonic development

Research Project

Project/Area Number 26650083
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Developmental biology
Research InstitutionYamaguchi University

Principal Investigator

IWAO Yasuhiro  山口大学, 医学(系)研究科(研究院), 教授 (10144916)

Co-Investigator(Kenkyū-buntansha) UENO Shuichi  山口大学, 大学院医学系研究科, 准教授 (80363092)
Project Period (FY) 2014-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2015: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2014: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywordsクエン酸合成酵素 / 初期発生 / 受精 / 細胞骨格 / 細胞分裂 / 微小管 / 卵割 / 酵素 / 初期胚細胞周期
Outline of Final Research Achievements

The role and localization of citrate synthase (CS) in cytoskeletons and ER were clarified from fertilization to early embryonic development. The changes in intracellular Ca2+ concentration was determined with fluorescent CS expressed in living fertilized eggs. The role of CS in the elongation of spindles during cleavage was investigated, and the localization of CS in the neural cells and muscle cells was confirmed. We succeeded to produce translucent blastomeres in the newt to establish the procedure for analyzing the role of CS during embryonic development.

Report

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

    (10 results)

All 2016 2015 2014 Other

All Presentation (8 results) (of which Int'l Joint Research: 1 results,  Invited: 1 results) Remarks (2 results)

  • [Presentation] Mechanisms of Egg Activation and Polyspermy Block in the Fertilization of Amphibians: Model Animals for Vertebrate Fertilization2016

    • Author(s)
      Yasuhiro Iwao
    • Organizer
      International meeting on aquatic model organisms for human disease and toxicology research
    • Place of Presentation
      岡崎コンファレンスセンター(愛知県・岡崎市)
    • Year and Date
      2016-03-19
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] ツメガエルの単精受精における電気的多精拒否の分子機構2015

    • Author(s)
      岩尾 康宏, 志賀 圭子, 城下 歩美, 崎家 真穂, 井崎 顕太, 上野 智代, 井尻 貴之, 佐藤 賢一
    • Organizer
      第38回日本分子生物学会年会
    • Place of Presentation
      神戸国際会議場(兵庫県・神戸市)
    • Year and Date
      2015-12-02
    • Related Report
      2015 Annual Research Report
  • [Presentation] ツメガエル受精における卵内Ca2+ 上昇と電気的多精拒否のしくみ2015

    • Author(s)
      井崎 顕太,崎家 真穂,城下 歩美,岩尾 康宏
    • Organizer
      日本動物学会 第86回大会
    • Place of Presentation
      新潟コンベンションセンター朱鷺メッセ(新潟県・新潟市)
    • Year and Date
      2015-09-17
    • Related Report
      2015 Annual Research Report
  • [Presentation] ツメガエル受精における精子MMP-2と卵リセプターの役割2014

    • Author(s)
      崎家真穂 ・城下歩美・佐藤賢一・岩尾康宏
    • Organizer
      日本動物学会第85回仙台大会
    • Place of Presentation
      東北大学(仙台市)
    • Year and Date
      2014-09-11
    • Related Report
      2014 Research-status Report
  • [Presentation] イモリ受精時のCa2+波と接合核形成におけるクエン酸合成酵素と微小管の機能2014

    • Author(s)
      大神健博・上野智代・岩尾康宏
    • Organizer
      日本動物学会第85回仙台大会
    • Place of Presentation
      東北大学(仙台市)
    • Year and Date
      2014-09-11
    • Related Report
      2014 Research-status Report
  • [Presentation] ツメガエル卵における電位依存的な受精のしくみ2014

    • Author(s)
      井崎顕太・城下歩美・岩尾康宏
    • Organizer
      日本動物学会第85回仙台大会
    • Place of Presentation
      東北大学(仙台市)
    • Year and Date
      2014-09-11
    • Related Report
      2014 Research-status Report
  • [Presentation] ツメガエル受精における膜接着・融合と卵内Ca2+ 濃度上昇のしくみ2014

    • Author(s)
      崎家真穂 ・志賀圭子・城下歩美・佐藤賢一・岩尾康宏
    • Organizer
      日本動物学会中国四国支部第66回大会
    • Place of Presentation
      岡山理科大学(岡山市)
    • Year and Date
      2014-05-10
    • Related Report
      2014 Research-status Report
  • [Presentation] イモリ卵におけるCa2+イオン濃度上昇と接合核形成の仕組み2014

    • Author(s)
      大神健博・上野智代・岩尾康宏
    • Organizer
      日本動物学会中国四国支部第66回大会
    • Place of Presentation
      岡山理科大学(岡山市)
    • Year and Date
      2014-05-10
    • Related Report
      2014 Research-status Report
  • [Remarks] ここは発生生物学研究室

    • URL

      http://ds.cc.yamaguchi-u.ac.jp/~suenoscb/index.html

    • Related Report
      2015 Annual Research Report
  • [Remarks] 山口大学 発生生物学研究室へようこそ

    • URL

      http://ds.cc.yamaguchi-u.ac.jp/~suenoscb/index.html

    • Related Report
      2014 Research-status Report

URL: 

Published: 2014-04-04   Modified: 2017-05-10  

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