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Cooperative and competitive interactions among periodontal pathogens

Research Project

Project/Area Number 26861544
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Morphological basic dentistry
Research InstitutionThe University of Tokyo (2015)
Tokyo Medical and Dental University (2014)

Principal Investigator

Watanabe Takayasu  東京大学, 農学生命科学研究科, 特任助教 (70725514)

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口腔細菌学 / 歯周病原細菌 / ゲノム解析 / CRISPR
Outline of Final Research Achievements

Among three periodontal pathogens Porphyromonas gingivalis, Tannerella forsythia, and Treponema denticola, we demonstrated cooperative interactions such as complementation of metabolic pathways as well as competitive interactions in which clustered regularly interspaced short palindromic repeats (CRISPRs), bacterial genomic regions responsible for acquired immunity, were involved. Our findings would be a clue for elucidation of survival strategies of the three pathogens.

Report

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

    (13 results)

All 2016 2015 2014

All Journal Article (4 results) (of which Peer Reviewed: 4 results,  Open Access: 3 results) Presentation (7 results) (of which Int'l Joint Research: 1 results,  Invited: 1 results) Book (2 results)

  • [Journal Article] Genetic profiles of Propionibacterium acnes and identification of a unique transposon with novel insertion sequences in sarcoid and non-sarcoid isolates.2015

    • Author(s)
      K. Minegishi, T. Watanabe, A. Furukawa, K. Uchida, Y. Suzuki, T. Akashi, F. Maruyama, I. Nakagawa, Y. Eishi
    • Journal Title

      Sci. Rep.

      Volume: 12 Issue: 1 Pages: 9832-9832

    • DOI

      10.1038/srep09832

    • NAID

      120005758210

    • Related Report
      2015 Annual Research Report 2014 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] 原核生物の獲得免疫に見られる新機構から紐解かれてきたゲノム進化2015

    • Author(s)
      渡辺孝康,村瀬一典,中川一路,丸山史人
    • Journal Title

      化学療法の領域

      Volume: 31 Pages: 118-128

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Comparative genome analysis and identification of competitive and cooperative interactions in a polymicrobial disease.2014

    • Author(s)
      A. Endo, T. Watanabe, N. Ogata, T. Nozawa, C. Aikawa, S. Arakawa, F. Maruyama, Y. Izumi, I. Nakagawa.
    • Journal Title

      ISME Journal

      Volume: 9 Issue: 3 Pages: 629-642

    • DOI

      10.1038/ismej.2014.155

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Rab17-mediated recycling endosomes contribute to autophagosome formation in response to Group A Streptococcus invasion.2014

    • Author(s)
      B. Haobam, T. Nozawa, A. Minowa-Nozawa, M. Tanaka, S. Oda, T. Watanabe, C. Aikawa, F. Maruyama, I. Nakagawa.
    • Journal Title

      Cellular Microbiology

      Volume: 16 Issue: 12 Pages: 1806-1821

    • DOI

      10.1111/cmi.12329

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] CRISPRを保有するバクテリオファージの系統学的普遍性2016

    • Author(s)
      渡辺孝康,野澤孝志,丸山史人,中川一路,関崎勉
    • Organizer
      第89回日本細菌学会総会
    • Place of Presentation
      大阪(大阪国際交流センター)
    • Year and Date
      2016-03-23
    • Related Report
      2015 Annual Research Report
  • [Presentation] Dissimilarities of functional keystone species in co-occurrence network enable discrimination of intractable polymicrobial infectious diseases2016

    • Author(s)
      Shiba T, Watanabe T, Kachi H, Maruyama F, Takeuchi Y, Koyanagi T, Maruyama N, Murase K, Izumi Y, Nakagawa I
    • Organizer
      SMBE Satellite Workshop on Genome Evolution in Pathogen Transmission and Disease
    • Place of Presentation
      Shiga Lake Hotel, Nagano, Japan
    • Year and Date
      2016-02-22
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] メタトランスクリプトーム解析による臨床症状の類似した2疾患の細菌学的比較2015

    • Author(s)
      渡辺孝康,芝多佳彦,加地博一,村瀬一典,竹内康雄,丸山史人,和泉雄一,中川一路
    • Organizer
      第9回細菌学若手コロッセウム
    • Place of Presentation
      鹿児島(KKRホテル敬天閣)
    • Year and Date
      2015-11-23
    • Related Report
      2015 Annual Research Report
  • [Presentation] CRISPRによる腸内細菌プロファージの利己的進化機構2015

    • Author(s)
      渡辺孝康,野澤孝志,丸山史人,中川一路
    • Organizer
      第88回日本細菌学会総会
    • Place of Presentation
      岐阜(長良川国際会議場)
    • Year and Date
      2015-03-26 – 2015-03-28
    • Related Report
      2014 Research-status Report
  • [Presentation] CRISPR/Casシステムの新規機能と微生物ゲノム編集への適用2014

    • Author(s)
      渡辺孝康
    • Organizer
      第9回茨城大学遺伝子実験施設公開シンポジウム
    • Place of Presentation
      茨城(茨城大学)
    • Year and Date
      2014-12-04
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] CRISPRを保有するバクテリオファージの系統学的普遍性2014

    • Author(s)
      渡辺孝康,野澤孝志,丸山史人,中川一路
    • Organizer
      環境微生物学系学会合同大会2014
    • Place of Presentation
      静岡(アクトシティ浜松)
    • Year and Date
      2014-10-22 – 2014-10-24
    • Related Report
      2014 Research-status Report
  • [Presentation] CRISPRによるPorphyromonas gingivalisのゲノム進化制御2014

    • Author(s)
      渡辺孝康,野澤孝志,相川知宏,丸山史人,中川一路
    • Organizer
      第56回歯科基礎医学会学術大会
    • Place of Presentation
      福岡(福岡国際会議場)
    • Year and Date
      2014-09-25 – 2014-09-27
    • Related Report
      2014 Research-status Report
  • [Book] Streptococcus pyogenes Genomics2016

    • Author(s)
      Maruyama F, Watanabe T, Nakagawa I
    • Publisher
      Streptococcus pyogenes: Basic Biology to Clinical Manifestations [Internet]
    • Related Report
      2015 Annual Research Report
  • [Book] NIH NCBI Bookshelf2015

    • Author(s)
      Maruyama F, Watanabe T, Nakagawa I
    • Publisher
      Group A Streptococcus Genome.”Streptococcus pyogenes, Basic Biology to Clinical Manifestations
    • Related Report
      2014 Research-status Report

URL: 

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

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