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Research of proliferation and differentiation in germline cells useing transposon

Research Project

Project/Area Number 19700368
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Laboratory animal science
Research InstitutionOsaka University

Principal Investigator

ISOTANI Ayako  Osaka University, 微生物病研究所, 助教 (20444523)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,780,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥480,000)
Fiscal Year 2008: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2007: ¥1,700,000 (Direct Cost: ¥1,700,000)
Keywordsトランスポゾン / 生殖細胞 / 性染色体 / 遺伝子操作マウス
Research Abstract

性転換マウスや雌雄キメラマウスの研究から、XX型やXXY型のようにX染色体を複数持つ雄性生殖細胞は誕生後に消滅してしまう。一方で、XO型の雄性生殖細胞は成熟した個体でも精原細胞として存在する。これらのことから、X染色体上に雄性生殖細胞の増殖・分化を阻害している原因領域が存在しているのではないかと考えられた。そこで、本研究では染色体上を動くトランスポゾンを用いて、その原因領域を明らかにしようと試みた。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (5 results)

All 2008 2007

All Journal Article (3 results) (of which Peer Reviewed: 2 results) Presentation (1 results) Book (1 results)

  • [Journal Article] Meichroacidin containing the membrane occupation and recognition nexus motif is essential for spermatozoa morphogenesis2008

    • Author(s)
      Tokuhiro K, Hirose M, Miyagawa Y, Tsujimura A, Irie S, Isotani A, Okabe M, Toyama Y, Ito C, Toshimori K, Takeda K, Oshio S, Tainaka H, Tsuchida J, Okuyama A, Nishimune Y, Tanaka H.
    • Journal Title

      The Journal of Biological Chemistry 283

      Pages: 19039-48

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Meichroacidin containing the membrane occupation and recognition nexus motif is essential for spermatozoa morphogenesis2008

    • Author(s)
      K Tokuhiro, et.al.
    • Journal Title

      The Journal of Biological Chemistry 283

      Pages: 19039-48

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] x-linked GFPマウスを用いた雌雄分別と生殖細胞の動態2007

    • Author(s)
      磯谷綾子
    • Journal Title

      蛋白質核酸酵素 52

      Pages: 2060-2066

    • Related Report
      2007 Annual Research Report
  • [Presentation] 雌雄キメラマウス用いた生殖細胞における性分化の解析2007

    • Author(s)
      磯谷綾子
    • Organizer
      第54回日本実験動物学会総会
    • Place of Presentation
      東京
    • Year and Date
      2007-05-23
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Book] 蛋白質 核酸 酵素「生殖細胞の発生・エピジェネティクスと再プログラム化」2007

    • Author(s)
      磯谷綾子, 岡部勝
    • Publisher
      共立出版
    • Related Report
      2008 Final Research Report

URL: 

Published: 2007-04-01   Modified: 2016-04-21  

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