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Past and present of aquatic foodweb structure : the new aspects from compound specific nitrogen isotope ratios of amino acids

Research Project

Project/Area Number 19770022
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Ecology/Environment
Research InstitutionJapan Agency for Marine-Earth Science and Technology

Principal Investigator

OGAWA Nanako  Japan Agency for Marine-Earth Science and Technology, 地球内部変動研究センター, 技術研究主任 (80359174)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥2,830,000 (Direct Cost: ¥2,500,000、Indirect Cost: ¥330,000)
Fiscal Year 2008: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2007: ¥1,400,000 (Direct Cost: ¥1,400,000)
Keywords生態系 / 近過去生態系変動 / アミノ酸 / 窒素安定同位対比 / 食物連鎖 / 栄養段階 / 窒素安定同位体比 / 湖沼環境 / 窒素循環 / 安定同位体比
Research Abstract

「アミノ酸化合物の窒素同位体比」による水域生物の食物網解析手法について、化学固定保存の影響が分析誤差の範囲内であり、標本試料からの生態系構造復元が可能であることを確認した。また実際の湖沼・河川生態系生物への応用研究により、長期観測を行わずとも、数匹の魚類試料の採取・分析により、その魚類の栄養段階の推定が可能であることを示した。

Report

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

    (17 results)

All 2009 2008 2007

All Journal Article (6 results) (of which Peer Reviewed: 5 results) Presentation (11 results)

  • [Journal Article] Instrumental optimization for compound-specific nitrogen isotope analysis of amino acids by gas chromatography/combustion/isotope ratio mass spectrometry2009

    • Author(s)
      Chikaraishi Y, Takano Y, Ogawa NO, Ohkouchi N
    • Journal Title

      Earth, Life, and Isotopes (eds Ohkouchi N, Tayasu I, Koba K)(Kyoto University Press, Kyoto) (印刷中)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Reconstructing the life history of modern and fossil nautiloids based on nitrogen isotopic composition of the shell organic matters and amino acids2009

    • Author(s)
      Kashiyama Y, Ogawa NO, Chikaraishi Y, Kashiyama N, Tanabe K, Ohkouchi N
    • Journal Title

      Proceedings of the 7th International Symposium of Cephalopod -Present and Past (印刷中)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Reconstructing the life history of modern and fossil nautiloids based on nitrogen isotopic composition of the shell organic matters and amino acids2009

    • Author(s)
      Kashiyama, Y.
    • Journal Title

      Proceedings of the 7^<th> International Symposium of Ceph alopod -Present and Past (印刷中)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Metabolic control of nitrogen isotope composition of amino acids in macroalgae and gastropods : implications for aquatic food web studies2007

    • Author(s)
      Chikaraishi Y, Kashiyama Y, Ogawa NO, Kitazato H, Ohkouchi N
    • Journal Title

      Marine Ecology Progress Series 342

      Pages: 85-90

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 生態学指標としての安定同位体:アミノ酸の窒素同位体分析による新展開2007

    • Author(s)
      力石嘉人, 柏山祐一郎, 小川奈々子, 大河内直彦
    • Journal Title

      RADIOISOTOPES 56

      Pages: 463-477

    • NAID

      10019840934

    • Related Report
      2008 Final Research Report
  • [Journal Article] Metabolic control of nitrogen isotope composition of amino acids in macroalgae and gastroPods:implicatiolls for aquatic food web studies2007

    • Author(s)
      Yoshito Chikaraishi
    • Journal Title

      Marine Ecology Progress Series 342

      Pages: 85-90

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] アミノ酸分子レベル窒素同位体比を用いた食物網解析の原理と応用2008

    • Author(s)
      力石嘉人
    • Organizer
      日本古生物学会
    • Place of Presentation
      東京・東京大学
    • Year and Date
      2008-09-18
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] アミノ酸分子レベル窒素同位体比を用いた食物網解析の原理と応用2008

    • Author(s)
      柏山祐一郎
    • Organizer
      有機地球化学会
    • Place of Presentation
      名古屋・名古屋大学
    • Year and Date
      2008-07-24
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 北里洋アミノ酸の窒素同位体比を用いた新しい古食性解析法:応用と展望2008

    • Author(s)
      柏山祐一郎
    • Organizer
      日本古生物学会
    • Place of Presentation
      仙台・東北大学
    • Year and Date
      2008-07-04
    • Related Report
      2008 Final Research Report
  • [Presentation] アミノ酸の窒素同位体比を用いた新しい古食性解析法:原理2008

    • Author(s)
      大河内直彦
    • Organizer
      日本古生物学会2007年年会
    • Place of Presentation
      仙台・東北大学
    • Year and Date
      2008-07-04
    • Related Report
      2008 Final Research Report
  • [Presentation] アミノ酸の窒素同位体比を用いた新しい古食性解析法:原理2008

    • Author(s)
      大河内直彦
    • Organizer
      日本古生物学会
    • Place of Presentation
      仙台・東北大学
    • Year and Date
      2008-07-04
    • Related Report
      2008 Annual Research Report
  • [Presentation] アミノ酸の窒素同位体比を用いた新しい古食性解析法:応用と展望2008

    • Author(s)
      柏山祐一郎
    • Organizer
      日本古生物学会
    • Place of Presentation
      仙台・東北大学
    • Year and Date
      2008-07-04
    • Related Report
      2008 Annual Research Report
  • [Presentation] 有機化合物の分子レベル安定窒素同位体比分析による地球環境解析-2:アミノ酸2007

    • Author(s)
      力石嘉人
    • Organizer
      日本地球化学会年会
    • Place of Presentation
      岡山大学
    • Year and Date
      2007-09-20
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] Reconstructing the life history of modern and fossil nautiloids based on nitrogen isotopic composition of the shell organic matters and amino acids2007

    • Author(s)
      Kashiyama Y
    • Organizer
      7th International Symposium - Cephalopods Present and Past
    • Place of Presentation
      Sapporo (Japan)
    • Year and Date
      2007-09-15
    • Related Report
      2008 Final Research Report
  • [Presentation] Stable nitrogen isotopic composition of amino acids:implications foraquatic food web studies2007

    • Author(s)
      Chikaraishi Y.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      ドイッ・ケルン
    • Year and Date
      2007-08-24
    • Related Report
      2007 Annual Research Report
  • [Presentation] Reconstruction of the past biogeochemical cycles based on compound-specific N and C isotopic analyses of sedimentary porphyrins2007

    • Author(s)
      Chikaraishi Y
    • Organizer
      17th Annual V. M. Goldschmidt Conference
    • Place of Presentation
      Cologne (Germany)
    • Year and Date
      2007-08-20
    • Related Report
      2008 Final Research Report
  • [Presentation] 有機化合物レベル窒素安定同位体組成分析を応用した古生態解析の手法とその可能性2007

    • Author(s)
      柏山祐一郎
    • Organizer
      日本古生物学会2007年年会
    • Place of Presentation
      大阪・大阪市立大学
    • Year and Date
      2007-06-30
    • Related Report
      2008 Final Research Report

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

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