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Evaluation of the genetic influence of red sea bream culture to the wild population using functional gene markers

Research Project

Project/Area Number 26450261
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Aquatic bioproduction science
Research InstitutionEhime University

Principal Investigator

Takagi Motohiro  愛媛大学, 南予水産研究センター, 准教授 (70335892)

Co-Investigator(Renkei-kenkyūsha) MINIMI TAKASHI  福山大学, 生命工学部, 教授 (60371887)
Research Collaborator SAWAYAMA EITARO  (有)まる阿水産, 開発課長
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2016: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2015: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2014: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywords機能遺伝子マーカー / マダイ養殖 / 天然集団 / 遺伝的影響 / マダイ / 養殖 / 遺伝的影響評価
Outline of Final Research Achievements

Because the red sea bream aquaculture installs a netcage in the coastal zone and is performed, it is concerned about escapee from netcage to the natural environment. In this study, I estimated a mixture rate of the individual escaped from netcage that red sea bream culture gave to the wild population using a functionality DNA marker and a neutrality DNA marker and was intended that I clarified it. With the functional DNA marker, it was not suitable for a study to check genetic influence of the red sea bream culture in the wild population, but the existence of the much cultured red sea bream became clear in the Uwajima sea area where netcage culture using prosperous with the neutrality DNA marker, and possibility of the genetic disturbance was shown.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (6 results)

All 2017 2015 2014

All Journal Article (4 results) (of which Peer Reviewed: 4 results,  Open Access: 4 results) Presentation (2 results)

  • [Journal Article] Evaluation of an RSIVD-resistant Trait of Red Sea Bream Pagrus major Broodstock Using DNA-basedPedigree Tracings: A Field Study2017

    • Author(s)
      Eitaro Sawayama and Motohiro Takagi
    • Journal Title

      Fish Pathology

      Volume: 52 Pages: 23-30

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Isolation of tandem repeat sequences in the growth hormone gene of the red seabream, Pagrus major (Temminck & Schlegel, 1843)2015

    • Author(s)
      Eitaro Sawayama, Motohiro Takagi
    • Journal Title

      Journal of Applied Ichthyology

      Volume: 31 Issue: 4 Pages: 762-766

    • DOI

      10.1111/jai.12800

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Parental contribution and growth hormone gene polymorphism associated with growth phenotypes of red sea bream Pagrus major in mass production: a case study.2015

    • Author(s)
      Eitaro Sawayama, Motohiro Takagi
    • Journal Title

      Aquaculture Reports

      Volume: 2 Pages: 144-151

    • DOI

      10.1016/j.aqrep.2015.10.001

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Genetic diversity and structure of domesticated strains of red sea bream, Pagrus major, inferred from microsatellite DNA markers.2014

    • Author(s)
      Sawayama, E., Takagi, M.
    • Journal Title

      Aquaculture Research

      Volume: 47 Issue: 2 Pages: 379-389

    • DOI

      10.1111/are.12498

    • Description
      (in press)
    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] マダイのRSIVD耐性遺伝子座の探索2017

    • Author(s)
      澤山英太郎・北村真一・仲山 慶・太田耕平・尾崎照遵・高木基裕
    • Organizer
      平成29年度日本水産学会春季大会
    • Place of Presentation
      東京海洋大学(東京都港区)
    • Year and Date
      2017-03-27
    • Related Report
      2016 Annual Research Report
  • [Presentation] 集団遺伝学的手法を用いた養殖産地の天然マダイ集団における遺伝的撹乱の現状評価2015

    • Author(s)
      中尾浩則・澤山英太郎・南 卓志・高木基裕
    • Organizer
      日本水産学会
    • Place of Presentation
      東京海洋大学
    • Year and Date
      2015-03-28 – 2015-03-30
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2018-03-22  

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