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Probing the epigenetic mechano-chemical regulatory mechanism in the cell lineage by micromechanical manipulation of the early embryo

Research Project

Project/Area Number 26711009
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypePartial Multi-year Fund
Research Field Biophysics
Research InstitutionWaseda University

Principal Investigator

ITABASHI Takeshi  早稲田大学, 理工学術院, 助教 (20434384)

Research Collaborator ISHIWATA Shin'ichi  
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥24,440,000 (Direct Cost: ¥18,800,000、Indirect Cost: ¥5,640,000)
Fiscal Year 2016: ¥6,110,000 (Direct Cost: ¥4,700,000、Indirect Cost: ¥1,410,000)
Fiscal Year 2015: ¥8,190,000 (Direct Cost: ¥6,300,000、Indirect Cost: ¥1,890,000)
Fiscal Year 2014: ¥10,140,000 (Direct Cost: ¥7,800,000、Indirect Cost: ¥2,340,000)
Keywords細胞分裂 / 顕微操作
Outline of Final Research Achievements

During cellular development and growth, the mechanical force generated inside and outside a mitotic cell plays a critical role in cellular functions such as changes in cell morphology and the determination of cell division axis. We planned to develop techniques to probe how the cell lineage is affected by the externally applied force to the early embryo. The main results of this project are summarized as follows: (1) Using micromanipulation technique, we found that mechanical properties of spindle poles are symmetrically balanced. (2) The rigidity of surrounding environment affects the process of cell division. (3)We developed the technique to probe the epigenetic mechano-chemical regulatory mechanism in the cell lineage by micromechanical manipulation of the early embryo.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Annual Research Report
  • 2014 Annual Research Report
  • Research Products

    (8 results)

All 2017 2016 2015 2014

All Journal Article (3 results) (of which Peer Reviewed: 3 results,  Acknowledgement Compliant: 3 results,  Open Access: 1 results) Presentation (5 results) (of which Int'l Joint Research: 1 results,  Invited: 4 results)

  • [Journal Article] Dynamic properties of bio-motile systems with a liquid-crystalline structure2017

    • Author(s)
      Shin’ichi Ishiwata, Makito Miyazaki, Katsuhiko Sato, Koutaro Nakagome, Seine A. Shintani, Fuyu Kobirumaki-Shimozawa, Norio Fukuda, Kazuya Suzuki, Jun Takagi, Yuta Shimamoto, Takeshi Itabashi
    • Journal Title

      Molecular Crystals and Liquid Crystals

      Volume: 印刷中

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Reproductive strategies in marine hydrozoan jellyfish: sexual medusae and asexual polyps2017

    • Author(s)
      Noriyo Takeda, Ryusaku Deguchi, Takeshi Itabashi
    • Journal Title

      Reproductive and Developmental Strategies: the Continuity of Life

      Volume: 印刷中

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Mechanical properties of spindle poles are symmetrically balanced2017

    • Author(s)
      Kazuya Suzuki, Takeshi Itabashi, Shin’ichi Ishiwata
    • Journal Title

      Biophysics and Physicobiology

      Volume: 14 Issue: 0 Pages: 1-11

    • DOI

      10.2142/biophysico.14.0_1

    • NAID

      130005303956

    • ISSN
      2189-4779
    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Presentation] 顕微力学操作による細胞分裂機構のメカノケミカル制御2017

    • Author(s)
      板橋岳志, 石渡信一
    • Organizer
      第94回日本生理学会大会
    • Place of Presentation
      浜松
    • Year and Date
      2017-03-28
    • Related Report
      2016 Annual Research Report
    • Invited
  • [Presentation] Dynamic properties of bio-motile systems as a liquid-crystalline structure2016

    • Author(s)
      Shin’ichi Ishiwata, Makito Miyazaki, Katsuhiko Sato, Koutaro Nakagome, Seine A. Shintani, Norio Fukuda, Kazuya Suzuki, Jun Takagi, Yuta Shimamoto, Takeshi Itabashi
    • Organizer
      26th International Liquid Crystal Conference
    • Place of Presentation
      Ohio, USA
    • Year and Date
      2016-07-31
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] 顕微力学操作による細胞分裂機能のメカノケミカル制御2015

    • Author(s)
      板橋岳志、石渡信一
    • Organizer
      第24回日本バイオイメージング学会学術集会
    • Place of Presentation
      東京理科大学葛飾キャンパス(東京都葛飾区)
    • Year and Date
      2015-09-27
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Presentation] カンチレバーを用いて細胞分裂機構を探る2014

    • Author(s)
      板橋岳志、石渡信一
    • Organizer
      第52回日本生物物理学会年会
    • Place of Presentation
      札幌
    • Year and Date
      2014-09-25 – 2014-09-27
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Presentation] 紡錘体の力学特性の遷移は染色体分配を手助けする2014

    • Author(s)
      高木潤、板橋岳志、石渡信一
    • Organizer
      第52回日本生物物理学会年会
    • Place of Presentation
      札幌
    • Year and Date
      2014-09-25 – 2014-09-27
    • Related Report
      2014 Annual Research Report

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Published: 2014-04-04   Modified: 2018-03-22  

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