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Study onthe influenza virusmatrix protein incorporation to virion.

Research Project

Project/Area Number 22890060
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Virology
Research InstitutionYamaguchi University (2011)
Tokyo University of Agriculture and Technology (2010)

Principal Investigator

WATANABE Rie  山口大学, 農学部, 准教授 (50435715)

Project Period (FY) 2010 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥3,042,000 (Direct Cost: ¥2,340,000、Indirect Cost: ¥702,000)
Fiscal Year 2011: ¥1,443,000 (Direct Cost: ¥1,110,000、Indirect Cost: ¥333,000)
Fiscal Year 2010: ¥1,599,000 (Direct Cost: ¥1,230,000、Indirect Cost: ¥369,000)
Keywordsインフルエンザウイルス / マトリックスタンパク / 多量体形成 / 粒子内取込み / ウイルス / 感染症 / タンパク質 / インフルエンザ / マトリックス
Research Abstract

We expressed Flag tagged M1(M1-FL) and HA tagged M1(HA-M1) together in HEK 293T cells and immunoprecipitated using anti-Flag antibody. In the precipitate, HA-M1 was detected in the westernblot analysis with anti-HA antibody. When M1 from filamentous virus A/ Udorn/ 72(H3N2) was analyzed in this system, it was shown that pH of the IP buffer did not affect the formation of complex. On the other hand, M1 from A/ WSN/ 33(H1N1), which forms spherical particle, formed the complex which showed susceptibility to the environmental pH.

Report

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

    (6 results)

All 2012 2011

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

  • [Journal Article] Influenza virus is not restricted by tetherin whereas influenza VLP production is restricted by tetherin2011

    • Author(s)
      Rie Watanabe, George P Leser, Robert A Lamb
    • Journal Title

      Virology

      Volume: Vol.417 Pages: 50-56

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Influenza virus is not restricted by tetherin whereas influenza VLP production is restricted by tetherin2011

    • Author(s)
      Watanabe R.Leser GP, Lamb RA
    • Journal Title

      Virology

      Volume: 417 Issue: 1 Pages: 50-56

    • DOI

      10.1016/j.virol.2011.05.006

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Presentation] Quasispeciesを示したピコルナウイルス多様性の解析~コクサッキーウイルスB3をモデルとして~2012

    • Author(s)
      久保田拓海、下山俊明、渡邊理恵、水谷哲也、白井淳資
    • Organizer
      第153回日本獣医学会
    • Place of Presentation
      大宮ソニックシティ埼玉県さいたま市
    • Year and Date
      2012-03-27
    • Related Report
      2011 Final Research Report
  • [Presentation] 大腸菌発現系を用いたピコルナウイルスVP1の大量発現効率の検討2012

    • Author(s)
      下山俊明、久保田拓海、渡邊理恵、水谷哲也、白井淳資
    • Organizer
      第153回日本獣医学会
    • Place of Presentation
      大宮ソニックシティ埼玉県さいたま市
    • Year and Date
      2012-03-27
    • Related Report
      2011 Final Research Report
  • [Presentation] Influenza virus budding is not restricted by human tetherin expression but influenza virus VLPs are tetherin restricted2011

    • Author(s)
      Rie Watanabe, George P Leser, Robert A Lamb
    • Organizer
      XVth International Congress of Virology
    • Place of Presentation
      Sapporo, Japan
    • Year and Date
      2011-09-12
    • Related Report
      2011 Final Research Report
  • [Presentation] Influenza virus budding is not restricted by human tetherin expression but influenza virus are tetherin restricted2011

    • Author(s)
      Watanabe R, Leser GP, Lamb RA
    • Organizer
      XVth International Congress of Virology
    • Place of Presentation
      北海道札幌市,札幌コンベンションセンター
    • Year and Date
      2011-09-12
    • Related Report
      2011 Annual Research Report

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Published: 2010-08-27   Modified: 2016-04-21  

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