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Development of super-resolution microscopic live imaging method of histone modifications for understanding cell differentiation and reprogramming

Research Project

Project/Area Number 15K21629
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Molecular biology
Biophysics
Research InstitutionInstitute of Physical and Chemical Research

Principal Investigator

Okamoto Kazuko  国立研究開発法人理化学研究所, 生命システム研究センター, 特別研究員 (40710265)

Project Period (FY) 2015-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2016: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Fiscal Year 2015: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Keywordsヒストン修飾 / 細胞分化 / PALM / FRET / 未分化 / リプログラミング
Outline of Final Research Achievements

In this project, I aimed to develop a methodology, which combines photoactivated localization microscopy (PALM) and Fluorescence Resonance Energy Transfer (FRET) for obtain information of histone modification and its loci in living nuclei simultaneously. It has strongly suggested that histone modification regulates cellular states. Especially in the field of cell differentiation and reprogramming, the importance of histone modifications comes to be a big issue to understand the process of cell-state transition. The methodology will be a powerful method to clarify the dynamics of histone modification in various biological phenomena.

Report

(3 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • Research Products

    (5 results)

All 2016 2015

All Presentation (5 results) (of which Int'l Joint Research: 4 results)

  • [Presentation] The mechanism by which cellular heterogeneity propagates heterogeneity in colonies2016

    • Author(s)
      Kazuko Okamoto, Hideaki Fujita, Chikara Furusawa, Tomonobu Watanabe
    • Organizer
      17th International Conference on Systems Biology
    • Place of Presentation
      the Palau de Congressos at Fira BCN (スペイン・バルセロナ)
    • Year and Date
      2016-09-16
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ES細胞のコロニーが、集団として不均一性を保つ仕組み2016

    • Author(s)
      岡本和子, 垣塚 太志, 藤田英明, 渡邉朋信
    • Organizer
      第68回日本細胞生物学会大会年会
    • Place of Presentation
      京都テルサ (京都府・京都市)
    • Year and Date
      2016-06-15
    • Related Report
      2016 Annual Research Report
  • [Presentation] Quantitative multi-layered observation of the correlations between a cell and a colony during early ESC differentiation2015

    • Author(s)
      Kazuko Okamoto, Taishi kakizuka, Hideaki Fujita, Tomonobu Watanabe
    • Organizer
      第38回日本分子生物学会年会
    • Place of Presentation
      神戸ポートアイランド(兵庫県・神戸市)
    • Year and Date
      2015-12-01
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] ES細胞初期分化にみる細胞個体と細胞集団との関係性を定量する2015

    • Author(s)
      岡本和子, 垣塚 太志, 藤田英明, 渡邉朋信
    • Organizer
      第67回日本細胞生物学会大会年会
    • Place of Presentation
      タワーホール船堀(東京都・江戸川区)
    • Year and Date
      2015-06-30
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] Quantitative analysis of transition in the heterogeneity of embryonic stem cells during early differentiation2015

    • Author(s)
      Kazuko Okamoto, Taishi kakizuka, Hideaki Fujita, Tomonobu Watanabe
    • Organizer
      第48回日本発生生物学会年会
    • Place of Presentation
      つくば国際会議場(茨城県・つくば市)
    • Year and Date
      2015-06-02
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research

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Published: 2015-04-16   Modified: 2018-03-22  

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