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Global analysis of the molecular basis of epigenetic reprogramming in primordial germ cells

Research Project

Project/Area Number 15K19008
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field General medical chemistry
Research InstitutionKyoto University

Principal Investigator

NAKAKI Fumio  京都大学, 医学研究科, 助教 (60737120)

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: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2015: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Keywords始原生殖細胞 / 胚性幹細胞(ES細胞) / 転写因子 / ChIP-seq / 発生・再生 / 運命決定
Outline of Final Research Achievements

Primordial germ cells, the origin of germline cells, undergo epigenetic reprogramming in which their epigenetic modifications dramatically change just after their specification in mice. To elucidate the molecular basis of it, the roles of three transcription factors, BLIMP1, PRDM14, and TFPA2C were analyzed on a genome-wide scale. By utilizing an in vitro culture system that is functionally validated, ChIP-seq (chromatin immunoprecipitation followed by high-throughput DNA sequencing) and transcriptome analyses were conducted. These analyses suggested that both of BLIMP1 and PRDM14 played a pivotal role in the activation of germline program, and TFAP2C contributed to activation of transcription.

Report

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

    (4 results)

All 2016 Other

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

  • [Presentation] The molecular basis of induction of mouse germ-cell fate by transcription factors in vitro2016

    • Author(s)
      Fumio Nakaki, Mitinori Saitou
    • Organizer
      第39回日本分子生物学会年会
    • Place of Presentation
      横浜
    • Year and Date
      2016-11-30
    • Related Report
      2016 Annual Research Report
  • [Presentation] The molecular basis of induction of mouse germ-cell fate by transcription factors in vitro2016

    • Author(s)
      Fumio Nakaki, Mitinori Saitou
    • Organizer
      The 17th edition of the international conference on systems biology
    • Place of Presentation
      Barcelona
    • Year and Date
      2016-09-16
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Remarks] 京都大学大学院医学研究科 機能微細形態学

    • URL

      http://anat.cell.med.kyoto-u.ac.jp/index.html

    • Related Report
      2016 Annual Research Report 2015 Research-status Report
  • [Remarks] Researcher ID

    • URL

      http://www.researcherid.com/rid/B-8284-2015

    • Related Report
      2016 Annual Research Report 2015 Research-status Report

URL: 

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

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