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Role of oocyte-specific linker histone H1foo on establishment of epigenome

Research Project

Project/Area Number 24880015
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Applied molecular and cellular biology
Research InstitutionThe University of Tokyo

Principal Investigator

HAYAKAWA Koji  東京大学, 農学生命科学研究科, 特任助教 (50636800)

Project Period (FY) 2012-08-31 – 2014-03-31
Project Status Completed (Fiscal Year 2013)
Budget Amount *help
¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
Fiscal Year 2013: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2012: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywordsリンカーヒストン / 卵子特異的 / クロマチン / DNAメチル化 / ヒストン修飾 / エピゲノム / エピジェネティクス / ヒストン
Research Abstract

Each cell types have different functions because its utilizations of genomic DNA, which is known as a blue print of organism, are difference. This is an obvious thing in basic biology. However, it is unclear that how cell-specific and locus-specific genome utilization are established. To resolve this issue, this study focused on role of linker histone, especially oocyte-type H1foo. H1foo was well located at the active epigenetic loci, marking H3K4-trimethylation and H3K9-acetylation. These results indicated that H1foo selectively bind to chromatin decondensed loci. Furthermore, H1foo was physiologically bound with Esrrb on the target genomic loci. Thus, this study suggests that H1foo has a function for selectively binding to chromation decondesed genomic regions via the conjugation with Esrrb, and has an impact on the genome-wide, locus-specific genome utilization.

Report

(3 results)
  • 2013 Annual Research Report   Final Research Report ( PDF )
  • 2012 Annual Research Report
  • Research Products

    (13 results)

All 2013 2012 Other

All Journal Article (5 results) (of which Peer Reviewed: 4 results) Presentation (8 results) (of which Invited: 2 results)

  • [Journal Article] A Method for Obtaining Epigenomic Data2013

    • Author(s)
      Koji Hayakawa, Mitsuko Hirosawa, Kunio Shiota
    • Journal Title

      The Guide to Investigation of Mouse Pregnancy

      Volume: 70 Pages: 773-776

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Epigenetics of Placental Development and Function2013

    • Author(s)
      Shuhei Ito, Mitsuko Hirosawa, Koji Hayakawa, Shintaro Yagi, Satoshi Tanaka, Kunio Shiota
    • Journal Title

      The Guide to Investigation of Mouse Pregnancy

      Volume: 24 Pages: 285-295

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Oocyte - specific linker histone H1foo is an epigenomic modulator that decondenses chromatin and impairs pluripotency2012

    • Author(s)
      Hayakawa K, Ohgane J, Tanaka S, Yagi S, Shiota K
    • Journal Title

      Epigenetics

      Volume: 7(9) Pages: 1029-36

    • Related Report
      2013 Final Research Report
    • Peer Reviewed
  • [Journal Article] Oocyte-specific linker histone H1foo is an epigenomic modulator that decondenses chromatin and impairs pluripotency2012

    • Author(s)
      Koji Hayakawa
    • Journal Title

      Epigenetics

      Volume: 7(9) Issue: 9 Pages: 1029-36

    • DOI

      10.4161/epi.21492

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A Method for Obtaining Epigenomic Data

    • Author(s)
      Hayakawa K, Hirosawa M, Shiota K
    • Journal Title

      The Guide to Investigation of Mouse Pregnancy

      Volume: (英語総説) Pages: 773-776

    • Related Report
      2013 Final Research Report
  • [Presentation] Oocyte-specific linker histone H1foo is an epigenomic modulator that decondenses chromatin and impairs pluripotency2013

    • Author(s)
      4. Koji Hayakawa
    • Organizer
      Seminar in University of British Columbia (Host; Dr. Peter C.K. Leung)
    • Place of Presentation
      バンクーバー,カナダ
    • Year and Date
      2013-02-18
    • Related Report
      2013 Final Research Report
    • Invited
  • [Presentation] 卵子特異的リンカーヒストンH1fooのゲノム標的領域およびその特徴2013

    • Author(s)
      1.早川晃司他
    • Organizer
      第36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
    • Related Report
      2013 Final Research Report
  • [Presentation] Histone H1foo, an oocyte - specific linker histone member, decondenses chromatin at unique targets loci in mouse genome2013

    • Author(s)
      2. Koji Hayakawa et al
    • Organizer
      EMBO Conference Series, Chromatin and Epigenetics
    • Place of Presentation
      ハイデルベルグ,ドイツ
    • Related Report
      2013 Final Research Report
  • [Presentation] 卵特異的リンカーヒストンH1fooはクロマチン脱凝縮を促すエピジェネティクス因子である2013

    • Author(s)
      3.早川晃司他
    • Organizer
      第36回日本分子生物学会年会
    • Place of Presentation
      福岡国際会議場・マリンメッセ福岡,福岡
    • Related Report
      2013 Final Research Report
  • [Presentation] Histone H1foo, an oocyte-specific linker histone member, decondenses chromatin at unique target loci in mouse genome2013

    • Author(s)
      Koji Hayakawa
    • Organizer
      EMBO Conference Series, Chromatin and Epigenetics
    • Place of Presentation
      Heidelberg, Germany
    • Related Report
      2013 Annual Research Report 2012 Annual Research Report
  • [Presentation] 卵子特異的リンカーヒストンH1fooのゲノム標的領域およびその特徴2013

    • Author(s)
      早川 晃司
    • Organizer
      第36回日本分子生物学会
    • Place of Presentation
      神戸ポートアイランド、兵庫
    • Related Report
      2013 Annual Research Report
  • [Presentation] 卵特異的リンカーヒストンH1fooはクロマチン脱凝縮を促すエピジェネティクス因子である2012

    • Author(s)
      早川 晃司
    • Organizer
      第35回日本分子生物学会年会
    • Place of Presentation
      福岡
    • Related Report
      2012 Annual Research Report
  • [Presentation] Oocyte-specific linker histone H1foo is an epigenomic modulator that decondenses chromatin and impairs pluripotency

    • Author(s)
      Koji Hayakawa
    • Organizer
      Seminar in University of British Columbia (host; Dr. Peter C.K. Leung)
    • Place of Presentation
      Vancouver, BC, Canada
    • Related Report
      2012 Annual Research Report
    • Invited

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Published: 2012-11-27   Modified: 2019-07-29  

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