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2011 Fiscal Year Final Research Report

The effects of autoinducer analog on bacterium related to refractory apical periodontitis.

Research Project

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Project/Area Number 22791833
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Conservative dentistry
Research InstitutionOsaka University

Principal Investigator

ASAHI Yoko  大阪大学, 歯学部附属病院, 医員 (50456943)

Project Period (FY) 2010 – 2011
Keywords歯学 / バイオフィルム / 阻害薬 / クオラムセンシング / 難治性根尖性歯周炎
Research Abstract

The effects of combined application of an autoinducer analog and antibiotics on Porphyromonas gingivalis were investigated. The combined application of the N-acyl HSL analog and antibiotics was effective at reducing the viability of P. gingivalis cells in biofilms. The effects of the alalog on Fusobacterium nucleatum was also investigated. The analog inhibited F. nucleatum biofilm formation.

  • Research Products

    (4 results)

All 2012 2011 2010

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (3 results)

  • [Journal Article] Synergistic effects of antibiotics and an N-acyl homoserine lactone analog on Porphyromonas gingivalis biofilms2012

    • Author(s)
      Asahi Y, Noiri Y, Igarashi J, Suga H, Azakami H, Ebisu S
    • Journal Title

      J Appl Microbiol

      Volume: 112(2) Pages: 404-11

    • DOI

      DOI:10.1111/j.1365-2672.2011.05194.x.

    • Peer Reviewed
  • [Presentation] Sub-MICの緑茶カテキンがPorphyromonas gingivalisバイオフィルムに及ぼす影響の検索2011

    • Author(s)
      朝日陽子, 野杁由一郎, 前薗葉月, 山本れいこ, 山口幹代, 恵比須繁之
    • Organizer
      第135回日本歯科保存学会
    • Place of Presentation
      大阪国際交流センター(大阪市)
    • Year and Date
      2011-10-20
  • [Presentation] Combination chemotherapy using Autoinducer-analog and Antibiotics for Fusobacterium nucleatum Biofilm2011

    • Author(s)
      Asahi Y, Noiri Y, Igarashi J, Maezono H, Ebisu S
    • Organizer
      89th General Session & Exhibition of the IADR
    • Place of Presentation
      San Diego, USA
    • Year and Date
      2011-03-19
  • [Presentation] Combination chemotherapy using Autoinducer-analog and Antibiotics for Porphyromonas gingivalis Biofilm2010

    • Author(s)
      Asahi Y, Noiri Y, Igarashi J, Maezono H, Ebisu S
    • Organizer
      第58回JADR
    • Place of Presentation
      九州歯科大学(北九州市)
    • Year and Date
      2010-11-20

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Published: 2013-07-31  

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