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Development of a highly sensitive RNA virus detection method by artificial nucleoproteins

Research Project

Project/Area Number 26640125
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Medical genome science
Research InstitutionOsaka University

Principal Investigator

Kaihatsu Kunihiro  大阪大学, 産業科学研究所, 特任准教授 (70419464)

Project Period (FY) 2014-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2015: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2014: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords遺伝子診断 / 人工核蛋白質 / ゲノム目視検出 / 人工ヌクレオタンパク質 / 擬核蛋白質
Outline of Final Research Achievements

As RNA viruses infect cells, the viral RNA and proteins are replicated within the cells to make its progeny viruses. During the infection process, the viral RNA makes a ribonucleoprotein complex with viral nucleoprotein to prevents it degradation by RNases in cells.
In this study, we synthesized a series of artificial peptide those were inspired from influenza viral RNA binding ribonucleoprotein domain sequence.Their artificial peptides were modified with gold-nanoparticle to detect influenza viral RNA.
As a result, we could succeeded to enhance the detection sensitivity of influenza virus RNA genome with gold-nanparticle conjugated artificial peptides.

Report

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

    (3 results)

All 2016 2015 2014

All Presentation (3 results) (of which Invited: 1 results)

  • [Presentation] Sequence specific detection of RNA viral gene by chemically-modified peptide nucleic acid.2016

    • Author(s)
      K. Kaihatsu, N. Kato
    • Organizer
      The 6th Euro Virology Congress and Expo.
    • Place of Presentation
      スペイン マドリード
    • Year and Date
      2016-03-10
    • Related Report
      2015 Annual Research Report
  • [Presentation] Rapid identification of RNA viruses by peptide nucleic acid chromatography.2015

    • Author(s)
      K. Kaihatsu, S. Sawada, K. Takagi, T. Hayashi, M.Okazaki, N. Kato
    • Organizer
      Pacifichem-2015.
    • Place of Presentation
      アメリカ ハワイ
    • Year and Date
      2015-12-14
    • Related Report
      2015 Annual Research Report
  • [Presentation] Diagnosis of influenza virus gene by peptide nucleic acid-immobilized device.Current problems and solutions.2014

    • Author(s)
      Kunihiro Kaihatsu, Nobuo Kato
    • Organizer
      BIT's Annual World Congress of Microbes
    • Place of Presentation
      Dalian, China
    • Year and Date
      2014-06-26 – 2014-06-29
    • Related Report
      2014 Research-status Report
    • Invited

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Published: 2014-04-04   Modified: 2017-05-10  

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