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Exploring population-specific adaptive genes in the non-model fish species : comprehensive gene expression and population genomic analyses

Research Project

Project/Area Number 22780180
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field General fisheries
Research InstitutionFukui Prefectural University

Principal Investigator

KOKITA Tomoyuki  福井県立大学, 海洋生物資源学部, 講師 (60372835)

Project Period (FY) 2010 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2011: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2010: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Keywords適応進化 / 魚類 / 海洋生態系 / 網羅的遺伝子発現 / 自然淘汰 / 変動環境 / 遺伝子発現
Research Abstract

To detect candidate genes that caused adaptive divergence in natural populations, a screening method of comprehensive gene expression divergence for the non-model species was investigated using the anadromous goby Leucopsarion petersii as a model system. Limited transcriptome profiles obtained by an AFLP-based gene expression profiling method called"high coverage expression profiling(HiCEP)"were compared between the Japan Sea and Pacific Ocean populations of this species. Some genes showed striking and stable expression differences between these populations. Thus, this study clarified that HiCEP is a useful method for exploring gene expression divergence in the nonmode l species whose genomic information is not available.

Report

(3 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • Research Products

    (8 results)

All 2011 2010

All Journal Article (5 results) (of which Peer Reviewed: 1 results) Presentation (3 results)

  • [Journal Article] Phylogeography and historical demography of the anadromous fish Leucopsarion petersii in relation to geological history and oceanography around the Japanese Archipelago2011

    • Author(s)
      Kokita, T., K. Nohara
    • Journal Title

      Molecular Ecology

      Volume: 20巻 Issue: 1 Pages: 143-164

    • DOI

      10.1111/j.1365-294x.2010.04920.x

    • Related Report
      2011 Annual Research Report 2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] 自然集団の適応的分化の検出-モデル系としての日本在来魚-2010

    • Author(s)
      小北智之、山平寿智
    • Journal Title

      月刊海洋

      Volume: 42 Pages: 317-322

    • URL

      http://www.kaiyo-chikyu.com/

    • Related Report
      2011 Final Research Report
  • [Journal Article] 歴史的変動海洋環境におけるシロウオ集団の適応的分化-エコゲノミクスからのアプローチ-2010

    • Author(s)
      小北智之
    • Journal Title

      月刊海洋

      Volume: 42 Pages: 353-362

    • URL

      http://www.kaiyo-chikyu.com/

    • Related Report
      2011 Final Research Report
  • [Journal Article] 自然集団の適応的分化の検出~モデル系としての日本在来魚~2010

    • Author(s)
      小北智之・山平寿智
    • Journal Title

      月刊海洋

      Volume: 42 Pages: 317-322

    • Related Report
      2010 Annual Research Report
  • [Journal Article] 歴史的変動海洋環境におけるシロウオ集団の適応的分化2010

    • Author(s)
      小北智之
    • Journal Title

      月刊海洋

      Volume: 42 Pages: 353-362

    • Related Report
      2010 Annual Research Report
  • [Presentation] Ecological genetics of parallel adaptive evolution to the limnetic trophic niche in Japanese lakes2011

    • Author(s)
      Kokita T.
    • Organizer
      The 5th International Symposium of the Biodiversity and Evolution Global COE project
    • Place of Presentation
      Kyoto Univ., Kyoto
    • Year and Date
      2011-07-10
    • Related Report
      2011 Final Research Report
  • [Presentation] 湖沼適応と関連した網羅的遺伝子発現パターンの変化:タモロコ属魚類の場合2011

    • Author(s)
      小北智之、熊田裕喜、柿岡諒、奥田昇
    • Organizer
      日本生態学会第58回大会
    • Place of Presentation
      北海道大学(札幌市)
    • Year and Date
      2011-03-09
    • Related Report
      2011 Final Research Report
  • [Presentation] 琵琶湖適応遺伝子の探索:タモロコ属ペア種を用いた比較トランスクリプトーム解析2010

    • Author(s)
      熊田裕喜、奥田昇、小北智之
    • Organizer
      2010年度日本魚類学会年会
    • Place of Presentation
      三重県総合文化センター(津市)
    • Year and Date
      2010-09-24
    • Related Report
      2011 Final Research Report

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Published: 2010-08-23   Modified: 2016-04-21  

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