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Development of measurement of intracellular ion concentration using a phase-resolved fluorescence lifetime method for multicomponent

Research Project

Project/Area Number 22760036
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Applied optics/Quantum optical engineering
Research InstitutionShizuoka University

Principal Investigator

INAMI Wataru  静岡大学, 若手グローバル研究リーダー育成拠点, 特任助教 (30542815)

Project Period (FY) 2010 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2011: ¥260,000 (Direct Cost: ¥200,000、Indirect Cost: ¥60,000)
Fiscal Year 2010: ¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Keywords光計測 / 蛍光寿命 / 位相分解蛍光寿命測定法 / カルシウムイオン / 位相分解蛍光寿命測定 / マグネシウムイオン
Research Abstract

Calcium ion concentration was measured with phase-resolved fluorescence lifetime method. Fluorescence dye Calcium Orange was used. The fluorescence lifetime was changed when the concentration of calcium ion was varied from10 to 2000nM. In order to improve the quantitativity of the calcium ion measurement, we investigated a fluorescence lifetime of calcium orange in calcium ion solution including protein. As a result, the fluorescence lifetime does not depend on the protein concentration range from 40 to 80 mg/ml, which is same as that in a cell.

Report

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

    (4 results)

All 2011 2010

All Presentation (4 results)

  • [Presentation] 位相分解蛍光寿命測定法を用いた細胞内イオン濃度の定量測定2011

    • Author(s)
      居波渉,グェンフーヴェト,宮川厚夫,川田善正
    • Organizer
      第72回応用物理学会学術講演会
    • Place of Presentation
      山形大学
    • Year and Date
      2011-09-01
    • Related Report
      2011 Final Research Report
  • [Presentation] 位相分解蛍光寿命測定法を用いた細胞内イオン濃度の定量測定2011

    • Author(s)
      居波渉
    • Organizer
      第72回応用物理学会学術講演会
    • Place of Presentation
      山形大学(山形県)
    • Year and Date
      2011-09-01
    • Related Report
      2011 Annual Research Report
  • [Presentation] 位相分解蛍光寿命測定法を用いた細胞内カルシウムイオン濃度の測定2010

    • Author(s)
      グェンフーヴェト,居波渉,宮川厚夫,川田善正
    • Organizer
      第71回応用物理学会学術講演会
    • Place of Presentation
      長崎大学
    • Year and Date
      2010-09-16
    • Related Report
      2011 Final Research Report
  • [Presentation] 位相分解蛍光寿命測定法を用いた細胞内カルシウムイオン濃度の測定2010

    • Author(s)
      グェンフーヴェト
    • Organizer
      第71回応用物理学会学術講演会
    • Place of Presentation
      長崎大学(長崎県)
    • Year and Date
      2010-09-16
    • Related Report
      2010 Annual Research Report

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

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