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Classification of virulence of S. mutans strains using molecular epidemiological approaches

Research Project

Project/Area Number 19791572
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Orthodontic/Pediatric dentistry
Research InstitutionOsaka University

Principal Investigator

NOMURA Ryota  Osaka University, 歯学部附属病院, 医員 (90437385)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,570,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥270,000)
Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2007: ¥2,400,000 (Direct Cost: ¥2,400,000)
KeywordsStreptococcus mutans / う蝕 / 臨床分離株 / ハウスキーピング遺伝子 / MLST 法 / S. mutans / 分子疫学 / 系統樹 / ビルレンス / S.mutans
Research Abstract

Streptococcus mutans はう蝕の主要な原因細菌であるとともに感染性心内膜炎の起炎菌としても知られている.本研究では,国内外のう蝕および感染性心内膜炎患者血液より分離された S. mutans 菌株を用いて,分子疫学的解析法である Multi Locus SequenceTyping (MLST) 法を確立し,病原性や伝播に関する系統的分析を行った.その結果,病原性に関与する血清型や遺伝子を保有する菌株が,系統樹上のある特定の領域に集中することが明らかとなった.

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (43 results)

All 2009 2008 2007 2006 Other

All Journal Article (25 results) (of which Peer Reviewed: 25 results) Presentation (18 results)

  • [Journal Article] Molecular and clinical analyses of gene encoding collagen-binding adhesin of Streptococcus mutans2009

    • Author(s)
      Nomura R, Nakano K, Tanigichi N, Lapirattanakul J, Nemoto H, Gronroos L, Alaluusua S, Ooshima T
    • Journal Title

      J Med Microbiol 58

      Pages: 469-475

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Upregulation of S100 calcium-binding protein A9 is required for induction of human smooth muscle cell proliferation by a periodontal pathogen2009

    • Author(s)
      Inaba H, Hokamura K, Nakano K, Nomura R, Katayama K, Nakajima A, Yoshioka H, Taniguchi K, Kamisaki Y, Ooshima T, Umemura K, Murad F, Wada K, Amano A
    • Journal Title

      FEBS Lett 583

      Pages: 128-134

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Detection of oral bacteria in cardiovascular specimens2009

    • Author(s)
      Nakano K, Nemoto H, Nomura R, Inaba H, Yoshioka H, Taniguchi K, Amano A, Ooshima T
    • Journal Title

      Oral Microbiol Immunol 24

      Pages: 64-68

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Molecular analyses of bacterial DNA in extirpated heart valves from infective endocarditis patients2009

    • Author(s)
      Nomura R, Nakano K, Nemoto H, Mukai T, Hata H, Toda K, Yoshioka H, Taniguchi K, Amano A, Ooshima T
    • Journal Title

      Oral Microbiol Immunol 24

      Pages: 43-49

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Molecular analyses of bacterial DNA in extirpated heart valves from infective endocarditis patients2009

    • Author(s)
      Nomura R, Nakano K, Nemoto H, et.al.
    • Journal Title

      Oral Microbiology and Immunology 24

      Pages: 43-49

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Molecular and clinical analyses of gene encoding collagen-binding adhisin of Streptococcus mutans2009

    • Author(s)
      Nomura R, Nakano K, Taniguchi N, et.al.
    • Journal Title

      Journal of Medical Microbiology (In press)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Demonstration of mother to child transmission of Streptococcus mutans using multilocus sequence typing2008

    • Author(s)
      Lapirattanakul J, Nakano K, Nomura R, Hamada S, Nakagawa I, Ooshima T
    • Journal Title

      Caries Res 42

      Pages: 466-474

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Distribution of 10 periodontal bacterial species in children and adolescents over 7-year period2008

    • Author(s)
      Nakano K, Miyamoto E, Tamura K, Nemoto H, Fujita K, Nomura R, Ooshima T
    • Journal Title

      Oral Dis 14

      Pages: 658-664

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Protein antigen in serotype k Streptococcus mutans clinical isolates2008

    • Author(s)
      Nakano K, Nomura R, Nemoto H, Lapirattanakul J, Taniguchi N, Gronroos L, Alaluusua S, Ooshima T
    • Journal Title

      J Dent Res 87

      Pages: 964-968

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Molecular characterization of Streptococcus mutans strains isolated from heart valve of infective endocarditis patient2008

    • Author(s)
      Nemoto H, Nakano K, Nomura R, Ooshima T
    • Journal Title

      J Med Microbiol 57

      Pages: 891-895

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Distribution of Porphyromonas gingivalis fimA genotypes in cardiovascular specimens from Japanese patients2008

    • Author(s)
      Nakano K, Inaba H, Nomura R, Nemoto H, Takeuchi H, Yoshioka H, Toda K, Taniguchi K, Amano A, Ooshima T
    • Journal Title

      Oral Microbiol Immunol 23

      Pages: 170-172

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Heterogenic virulence and related factors among clinical isolates of Porphyromonas gingivalis with type II fimbriae2008

    • Author(s)
      Inaba H, Nakano K, Kato T, Nomura R, Kawai S, Kuboniwa M, Ishihara K, Ooshima T, Amano A
    • Journal Title

      Oral Microbiol Immunol 23

      Pages: 29-35

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Demonstration of mother to child transmission of Streptococcus mutans using multilocus sequence typing2008

    • Author(s)
      Lapirattanakul J, Nakano K, Nomura R, et.al.
    • Journal Title

      Caries Research 42

      Pages: 466-474

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Detection of novel serotype k Streptococcus mutans in infective endocarditis patients2007

    • Author(s)
      Nakano K, Nomura R, Nemoto H, Mukai T, Yoshioka H, Shudo Y, Hata H, Toda K, Taniguchi K, Amano A, Ooshima T
    • Journal Title

      J Med Microbiol 56

      Pages: 1413-1415

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Repeated bacteremia caused by Streptococcus mutans in patient complicated with Sjogren's syndrome2007

    • Author(s)
      Nomura R, Hamada M, Nakano K, Nemoto H, Fujimoto K, Ooshima T
    • Journal Title

      J Med Microbiol 56

      Pages: 988-992

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Streptococcus mutans exhibits clonal variation as revealed by multilocus sequence typing2007

    • Author(s)
      Nakano K, Lapirattanakul J, Nomura R, Nemoto H, Alaluusua S, Gronroos L, Vaara M, Hamada S, Ooshima T, Nakagawa I
    • Journal Title

      J Clin Microbiol 45

      Pages: 2616-2625

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Serotype distribution of Streptococcus mutans, a pathogen of dental caries, in cardiovascular specimens from Japanese patients2007

    • Author(s)
      Nakano K, Nemoto H, Nomura R, Homma H, Yoshioka H, Shudo Y, Hata H, Toda K, Taniguchi K, Amano A, Ooshima T
    • Journal Title

      J Med Microbiol 56

      Pages: 551-556

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Detection and serotype distribution of Actinobacillus actinomycetemcomitans in cardiovascular specimens from Japanese patients2007

    • Author(s)
      Nakano K, Inaba H, Nomura R, Nemoto H, Tamura K, Miyamoto E, Yoshioka H, Taniguchi K, Amano A, Ooshima T
    • Journal Title

      Oral Microbiol Immunol 22

      Pages: 136-139

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Streptococcus mvtans exhibits clonal variation as revealed by multilocus sequence typing.2007

    • Author(s)
      Nakano K, Lapirattanakul J, Nomura R, et. al.
    • Journal Title

      Journal of Clinical Microbiology 45

      Pages: 2616-2625

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Serotype distribution of Streptococcus mutons, a pathogen of dental caries,in cardiovascular specimens from Japanese patients.2007

    • Author(s)
      Nakano K, Nemoto H, Nomura R, et. al.
    • Journal Title

      Journal of Medical Microbiology 56

      Pages: 551-556

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Repeated bacteremia caused by Streptococcus mutans in patient complicated with Sjogren's syndrome.2007

    • Author(s)
      Nomura R, Hamada M, Nakano K, et. al.
    • Journal Title

      Journal of Medical Microbiology 56

      Pages: 988-992

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Detection of cariogenic Streptococcus mutans in extirpated heart valve and atheromatous plaque specimens2006

    • Author(s)
      Nakano K, Inaba H, Nomura R, Nemoto H, Takeda M, Yoshioka H, Matsue H, Takahashi T, Taniguchi K, Amano A, Ooshima T
    • Journal Title

      J Clin Microbiol 44

      Pages: 3313-3317

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Isolation and characterization of Streptococcus mutans in heart valve and dental plaque specimens from a patient with infective endocarditis2006

    • Author(s)
      Nomura R, Nakano K, Nemoto H, Fujita K, Inagaki S, Takahashi T, Taniguchi K, Takeda M, Yoshioka H, Amano A, Ooshima T
    • Journal Title

      J Med Microbiol 55

      Pages: 1135-1140

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Bacterial profiles of oral streptococcal and periodontal bacterial species in saliva specimens from Japanese subjects

    • Author(s)
      Miyamoto E, Nakano K, Fujita K, Nomura R, Okawa R, Matsumoto M, Ooshima T
    • Journal Title

      Arch Oral Biol (in press)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Contribution of cell surface protein antigen Pac of Streptococcus mutans to platelet aggregation

    • Author(s)
      Matsumoto-Nakano M, Tsuji M, Inagaki S, Fujita K, Nagayama K, Nomura R, Ooshima T
    • Journal Title

      Oral Microbiol Immunol (in press)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] P.gingivalis 感染による血管内皮肥厚メカニズムの解明2009

    • Author(s)
      野村良太, 仲野和彦, 大嶋 隆
    • Organizer
      第47 回日本小児歯科学会大会
    • Place of Presentation
      大阪
    • Year and Date
      2009-05-15
    • Related Report
      2008 Final Research Report
  • [Presentation] Streptococcus mutans 臨床分離株におけるコラーゲン結合能に関する分析2008

    • Author(s)
      谷口奈穂,野村良太,仲野和彦,大嶋 隆
    • Organizer
      第27 回日本小児歯科学会近畿地方会大会
    • Place of Presentation
      大阪
    • Year and Date
      2008-10-19
    • Related Report
      2008 Final Research Report
  • [Presentation] 心臓血管疾患病変部組織において検出されるStreptococcus mutans の分子生物学的解析2008

    • Author(s)
      根本浩利,仲野和彦,野村良太,大嶋 隆
    • Organizer
      第27 回日本小児歯科学会近畿地方会大会
    • Place of Presentation
      大阪
    • Year and Date
      2008-10-19
    • Related Report
      2008 Final Research Report
  • [Presentation] Clinical analysis of gene encoding collagen-binding adhesin of Streptococcus mutans2008

    • Author(s)
      Nomura R, Nakano K, Taniguchi N, Lapirattanakul J, Nemoto H, Ooshima T
    • Organizer
      86th International Association of Dental Research
    • Place of Presentation
      Toronto, Canada
    • Year and Date
      2008-07-03
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 唾液サンプル中のS. mutans cnm 遺伝子の保有と関連する臨床所見の検討2008

    • Author(s)
      谷口奈穂,野村良太,仲野和彦,大嶋 隆
    • Organizer
      第46 回日本小児歯科学会大会
    • Place of Presentation
      さいたま
    • Year and Date
      2008-06-12
    • Related Report
      2008 Final Research Report
  • [Presentation] 感染性心内膜炎患者心臓弁に存在する口腔細菌に関する分子生物学的解析2008

    • Author(s)
      野村良太,仲野和彦,根本浩利,大嶋 隆
    • Organizer
      第46回日本小児歯科学会大会
    • Place of Presentation
      さいたま
    • Year and Date
      2008-06-12
    • Related Report
      2008 Final Research Report
  • [Presentation] 大動脈瘤組織におけるStreptococcus mutans の検出2008

    • Author(s)
      根本浩利,仲野和彦,野村良太,大嶋 隆
    • Organizer
      第46 回日本小児歯科学会大会
    • Place of Presentation
      さいたま
    • Year and Date
      2008-06-12
    • Related Report
      2008 Final Research Report
  • [Presentation] Streptococcus mutans コラーゲン結合タンパク遺伝子の局在に関して2007

    • Author(s)
      谷口奈穂,野村良太,仲野和彦,大嶋 隆
    • Organizer
      第26 回日本小児歯科学会近畿地方会大会
    • Place of Presentation
      尼崎
    • Year and Date
      2007-10-21
    • Related Report
      2008 Final Research Report
  • [Presentation] 感染性心内膜炎患者血液より分離したStreptococcus mutans の由来に関して2007

    • Author(s)
      根本浩利,仲野和彦,野村良太,大嶋 隆
    • Organizer
      第26 回日本小児歯科学会近畿地方会大会
    • Place of Presentation
      尼崎
    • Year and Date
      2007-10-21
    • Related Report
      2008 Final Research Report
  • [Presentation] 菌血症患者血液より分離したStreptococcus mutans の性状の解析2007

    • Author(s)
      野村良太,仲野和彦,根本浩利,大嶋 隆
    • Organizer
      第45 回日本小児歯科学会大会
    • Place of Presentation
      東京
    • Year and Date
      2007-07-19
    • Related Report
      2008 Final Research Report
  • [Presentation] Streptococcus mutans 臨床分離株における表層タンパク発現状態の解析2007

    • Author(s)
      根本浩利,仲野和彦,野村良太,大嶋 隆
    • Organizer
      第45 回日本小児歯科学会大会
    • Place of Presentation
      東京
    • Year and Date
      2007-07-19
    • Related Report
      2008 Final Research Report
  • [Presentation] 菌血症患者血液よ力分離したStreptococcus mutansの性状の解析2007

    • Author(s)
      野村良太, 仲野和彦, 根本浩利, 大嶋 隆
    • Organizer
      第45回日本小児歯科学会
    • Place of Presentation
      東京
    • Year and Date
      2007-07-19
    • Related Report
      2007 Annual Research Report
  • [Presentation] Characterization of surface protein antigen in serotype k Streptococcus mutans clinical isolates2007

    • Author(s)
      Nakano K, Nomura R, Nemoto H, Ooshima T
    • Organizer
      54th ORCA congress
    • Place of Presentation
      Helsingor, Denmark
    • Year and Date
      2007-07-04
    • Related Report
      2008 Final Research Report
  • [Presentation] Serotype distribution of Streptococcus mutans in cardiovascular specimens2007

    • Author(s)
      Nomura R, Nakano K, Nemoto H, Ooshima T
    • Organizer
      85th International Association of Dental Research
    • Place of Presentation
      New Orleans, USA
    • Year and Date
      2007-03-21
    • Related Report
      2008 Final Research Report
  • [Presentation] 心臓血管病巣からの口腔細菌の検出2006

    • Author(s)
      根本浩利,仲野和彦,野村良太,大嶋 隆
    • Organizer
      第25 回日本小児歯科学会近畿地方会大会
    • Place of Presentation
      大阪
    • Year and Date
      2006-11-09
    • Related Report
      2008 Final Research Report
  • [Presentation] 感染性心内膜炎患者摘出弁における新規血清型S. mutans の検出2006

    • Author(s)
      仲野和彦,野村良太,根本浩利,大嶋 隆
    • Organizer
      第25 回日本小児歯科学会近畿地方会大会
    • Place of Presentation
      大阪
    • Year and Date
      2006-11-09
    • Related Report
      2008 Final Research Report
  • [Presentation] Comparison of Streptococcus mutans from dental plaque and heart valve2006

    • Author(s)
      Nakano K, Nomura R, Nemoto H, Ooshima T
    • Organizer
      84th International Association of Dental Research
    • Place of Presentation
      Brisbane, Australia
    • Year and Date
      2006-06-30
    • Related Report
      2008 Final Research Report
  • [Presentation] 感染性心内膜炎患者プラークおよび感染弁から分離したStreptococcus mutans の分子生物学的性状の検討2006

    • Author(s)
      根本浩利,仲野和彦,野村良太,大嶋 隆
    • Organizer
      第44 回日本小児歯科学会
    • Place of Presentation
      松本
    • Year and Date
      2006-05-25
    • Related Report
      2008 Final Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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