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Prokaryotic community composition and its response to environmental changes incoastal marine environments.

Research Project

Project/Area Number 23810022
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Environmental dynamic analysis
Research InstitutionEhime University

Principal Investigator

YOKOKAWA Taichi  愛媛大学, 沿岸環境科学研究センター, 講師 (00402751)

Project Period (FY) 2011 – 2012
Project Status Completed (Fiscal Year 2012)
Budget Amount *help
¥3,250,000 (Direct Cost: ¥2,500,000、Indirect Cost: ¥750,000)
Fiscal Year 2012: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2011: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Keywords海洋表層 / 沿岸環境 / 細菌群集 / 有機物分解機構 / 環境変動 / 人為的負荷 / 抗生物質 / 従属栄養細菌群集
Research Abstract

In order to access the role of prokaryotes on organic matter fluxes, this study examined prokaryotic biomass, community composition, and its response to environmental changes (e.g., anthropogenic antibiotics contamination) in coastal marine environments. Results of this study showed that prokaryotes contribute a substantial portion of organic matter fluxes. In addition, the result showed that prokaryotic biomass, growth rate and community composition are drastically changed under environmental changes due to the anthropogenic antibiotics contamination

Report

(3 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • 2011 Annual Research Report
  • Research Products

    (7 results)

All 2013 2012 Other

All Presentation (6 results) (of which Invited: 1 results) Remarks (1 results)

  • [Presentation] 細菌群集の多様性の評価-マクロ生物の多様性の評価との比較2013

    • Author(s)
      横川太一
    • Organizer
      第60回日本生態学会大会
    • Place of Presentation
      コンベンションアーツセンター(静岡県)
    • Year and Date
      2013-03-06
    • Related Report
      2012 Final Research Report
  • [Presentation] The role of prokaryotes in the surface ocean ecosystem2012

    • Author(s)
      Yokokawa T
    • Organizer
      2nd conference for Regional cooperation in Ocean and Earth Science research in the South China Sea
    • Place of Presentation
      University of Malaya (Kuala Lumpur, Malaysia)
    • Year and Date
      2012-10-23
    • Related Report
      2012 Final Research Report
  • [Presentation] スルファメトキサゾールを加えたマイクロコズム内の海洋細菌における全菌数とスルホ比増殖速度!抗生物質添加区!ンアミド耐性遺伝子の変化2012

    • Author(s)
      後藤周史,横川太一,高 部 由 季 ,鈴 木 聡
    • Organizer
      第28回日本微生物生態学会大会
    • Place of Presentation
      豊橋技術科学大学(愛知県)
    • Year and Date
      2012-09-20
    • Related Report
      2012 Final Research Report
  • [Presentation] 細菌群集の多様性の評価 - マクロ生物の多様性の評価との比較

    • Author(s)
      横川太一
    • Organizer
      第60回日本生態学会大会
    • Place of Presentation
      コンベンションアーツセンター(静岡県)
    • Related Report
      2012 Annual Research Report
  • [Presentation] The role of prokaryotes in the surface ocean ecosystem

    • Author(s)
      Taichi Yokokawa
    • Organizer
      2nd conference for Regional cooperation in Ocean and Earth Science research in the South China Sea
    • Place of Presentation
      University of Malaya, Kuala Lumpur, Malaysia(マレーシア)
    • Related Report
      2012 Annual Research Report
    • Invited
  • [Presentation] スルファメトキサゾールを加えたマイクロコズム内の海洋細菌における全菌数とスルホンアミド耐性遺伝子の変化

    • Author(s)
      後藤周二,横川太一,高部由季,鈴木聡
    • Organizer
      第28回日本微生物生態学会大会
    • Place of Presentation
      豊橋技術科学大学(愛知県)
    • Related Report
      2012 Annual Research Report
  • [Remarks]

    • URL

      http://web.agr.ehime-u.ac.jp/~mme/yokokawa.html

    • Related Report
      2012 Final Research Report

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Published: 2011-09-05   Modified: 2019-07-29  

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