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Roles of GBF1 in cell migration of neutrophil

Research Project

Project/Area Number 21570201
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Cell biology
Research InstitutionKumamoto University

Principal Investigator

MAZAKI Yuichi  熊本大学, 大学院・先導機構, 特任助教 (60311304)

Project Period (FY) 2009 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2011: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2010: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2009: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Keywords細胞骨格・運動 / 極性形成 / 細胞運動 / ARF / 好中球
Research Abstract

It is known that neutrophils rapidly migrate into the infection sites of invading pathogens, although the molecular mechanism remains largely unknown. In this study, to resolve the molecular mechanism of cell migration in neutrophil, we examined the activation mechanism and roles of GBF1, intercellular trafficking associated protein, in cell migration. We found that GBF1 is activated by PI(3, 4, 5) P_3, and that GBF1 is involved in subcellular localization of ARF1 and GIT2 during cell migration.

Report

(4 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • 2009 Annual Research Report
  • Research Products

    (12 results)

All 2012 2011 2010 2009 Other

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (10 results)

  • [Journal Article] GBF1 bears a novel phosphatidyl inositol-phosphate binding module, BP3K, to link PI3K・activity with Arf1 activation involved in GPCR-mediated neutrophil chemotaxis and superoxide production2012

    • Author(s)
      Mazaki, Y., Nishimura, Y., Sabe, H.
    • Journal Title

      Mol. Biol. Cell

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] GBF1 bears a novel phosphatidyl inositol-phosphate binding module, BP3K, to link PI3Kγ activity with Arf1 activation involved in GPCR-mediated neutrophil chemotaxis and superoxide production

    • Author(s)
      Mazaki, Y., et.al.
    • Journal Title

      Mol.Biol.Cell.

      Volume: (未定)(印刷中)

    • NAID

      120004405564

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Presentation] The Homology Downstream of Sec7 domain of GBF1 binds to phosphatidyl inositol phosphates to link GPCR signaling with Arf activation necessary for chemotaxis and superoxide production2011

    • Author(s)
      真崎雄一
    • Organizer
      第63回日本細胞生物学会大会
    • Place of Presentation
      北海道大学(札幌)
    • Year and Date
      2011-06-29
    • Related Report
      2011 Final Research Report
  • [Presentation] The Homology Downstream of Sec7 domain of GBF1 binds to phosphatidyl inositol phosphates to link GPCR signaling with Arf activation necessary for chemotaxis and superoxide production2011

    • Author(s)
      真崎雄一
    • Organizer
      日本細胞生物学会
    • Place of Presentation
      北海道大学(札幌)
    • Year and Date
      2011-06-29
    • Related Report
      2011 Annual Research Report
  • [Presentation] GBF1 is responsible for neutrophil chemotaxis by regulating Arf1 and Rac12010

    • Author(s)
      真崎雄一
    • Organizer
      第14回International Congress of Immunology
    • Place of Presentation
      神戸コンベンションセンター(神戸国際展示場)
    • Year and Date
      2010-08-24
    • Related Report
      2011 Final Research Report
  • [Presentation] GBF1 is responsible for neutrophil chemotaxis by regulating Arf1 and Rac12010

    • Author(s)
      真崎雄一
    • Organizer
      International Congress of Immunology
    • Place of Presentation
      神戸コンベンションセンター(神戸国際展示場)
    • Year and Date
      2010-08-24
    • Related Report
      2010 Annual Research Report
  • [Presentation] Translocation and activation of a Golgi-localizing ArfGEF via PI3K…links GPCR stimulation with directional migration in neutrophils2010

    • Author(s)
      真崎雄一
    • Organizer
      第62回日本細胞生物学会大会
    • Place of Presentation
      大阪国際会議場(大阪)
    • Year and Date
      2010-05-19
    • Related Report
      2011 Final Research Report
  • [Presentation] Translocation and activation of a Golgi-localizing ArfGEF via PI3Kγ links GPCR stimulation with directional migration in neutrophils2010

    • Author(s)
      真崎雄一
    • Organizer
      日本細胞生物学会大会
    • Place of Presentation
      大阪国際会議場
    • Year and Date
      2010-05-19
    • Related Report
      2010 Annual Research Report
  • [Presentation] Both GBF1 and PI3-kinase・are essential for Arf1 activation necessary for neutrophil directional migration2009

    • Author(s)
      真崎雄一
    • Organizer
      第29回日本免疫学会総会
    • Place of Presentation
      大阪国際会議場(大阪)
    • Year and Date
      2009-12-02
    • Related Report
      2011 Final Research Report
  • [Presentation] Both GBFI and PI3-kinase γ are essential for Arfl activation necessary for neutrophil directional migration2009

    • Author(s)
      真崎雄一
    • Organizer
      日本免疫学会
    • Place of Presentation
      大阪国際会議場
    • Year and Date
      2009-12-02
    • Related Report
      2009 Annual Research Report
  • [Presentation] Roles of GBF1 in neutrophil chemotaxis2009

    • Author(s)
      真崎雄一
    • Organizer
      第61回日本細胞生物学会大会
    • Place of Presentation
      名古屋国際会議場(名古屋)
    • Year and Date
      2009-06-06
    • Related Report
      2011 Final Research Report
  • [Presentation] Roles of GBF1 in neutrophil chemotaxis2009

    • Author(s)
      真崎雄一
    • Organizer
      日本細胞生物学会
    • Place of Presentation
      名古屋国際会議場
    • Year and Date
      2009-06-02
    • Related Report
      2009 Annual Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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