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Infection control with SLPI via the inhibitory effect on the proteases of Porphyromonas gingivalis

Research Project

Project/Area Number 24592775
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Morphological basic dentistry
Research InstitutionIwate Medical University

Principal Investigator

KIMURA Shigenobu  岩手医科大学, 歯学部, 教授 (10177917)

Co-Investigator(Kenkyū-buntansha) NEMOTO Yuko (OHARA Yuko)  長崎大学大学院, 医歯薬学総合研究科, 准教授 (10164667)
Co-Investigator(Renkei-kenkyūsha) SASAKI Minoru  岩手医科大学, 歯学部, 准教授 (40187133)
SHIMOYAMA Yu  岩手医科大学, 歯学部, 助教 (90453331)
ISHIKAWA Taichi  岩手医科大学, 歯学部, 助教 (10569247)
Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Fiscal Year 2014: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2013: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2012: ¥3,510,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥810,000)
KeywordsSLPI / 感染制御 / P. gingivalis / プロテアーゼ阻害作用 / ぷろテアーゼ阻害作用
Outline of Final Research Achievements

The results indicated that secretory leukocyte protease inhibitor (SLPI) showed a marked inhibitory effect on gingipains (Rgp and Kgp), the major and crucial proteases of Porphyromonas gingivalis, especially at relatively higher pH (8.0 and 8.5). Thus, SLPI could down-regulate the P. gingivalis infection in the gingival crevice through the inhibitory effect on gingipains.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (25 results)

All 2015 2014 2013 2012 Other

All Journal Article (13 results) (of which Peer Reviewed: 13 results,  Open Access: 2 results,  Acknowledgement Compliant: 1 results) Presentation (11 results) Book (1 results)

  • [Journal Article] Identification and characterization of prokaryotic dipeptidyl-peptidase 5 from Porphyromonas gingivalis.2014

    • Author(s)
      Ohara-Nemoto Y, Rouf SMA, Naito M, Yanase A, Tetsuo F, Ono T, Kobayakawa T, Shimoyama Y, Kimura S, Nakayama K, Saiki K, Konishi K, Nemoto TK.
    • Journal Title

      J. Biol. Chem.

      Volume: 289 Issue: 9 Pages: 5438-5448

    • DOI

      10.1074/jbc.m113.527333

    • NAID

      120006986777

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Effects of tongue cleaning on bacterial flora in tongue coating and dental plaque: A crossover study.2014

    • Author(s)
      Matsui, M., Chosa, N., Shimoyama, Y., Minami, K., Kimura, S., Kishi, M.
    • Journal Title

      BMC Oral Health

      Volume: 14 Issue: 1 Pages: 4-4

    • DOI

      10.1186/1472-6831-14-4

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Identification of dipeptidyl-peptidase (DPP)5 and DPP7 in Porphyromonas endodontalis, distinct from those in Porphyromonas gingivalis.2014

    • Author(s)
      Nishimata H, Ohara-Nemoto Y, Baba TT, Hoshino T, Fujiwara T, Shimoyama Y, Kimura S, Nemoto TK.
    • Journal Title

      PLoS One

      Volume: 9 Issue: 12 Pages: 1-15

    • DOI

      10.1371/journal.pone.0114221

    • NAID

      120006986295

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Prediction of periodontopathic bacteria in dental plaque of periodontal healthy subjects by measurement of volatile sulfur compounds in mouth air2013

    • Author(s)
      Mitsuo Kishi
    • Journal Title

      Archives of Oral Biology

      Volume: 58(3) Issue: 3 Pages: 324-330

    • DOI

      10.1016/j.archoralbio.2012.09.019

    • NAID

      120006985841

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Phenylalanine 664 of dipeptidyl peptidase (DPP) 7 and Phenylalanine 671 of DPP11 mediate preference for P2-position hydrophobic residues of a substrate.2013

    • Author(s)
      Rouf, S. M., Ohara-Nemoto, Y., Ono, T., Shimoyama, Y., Kimura, S. and Nemoto, T. K.
    • Journal Title

      FEBS Open Bio.

      Volume: 3 Issue: 1 Pages: 177-183

    • DOI

      10.1016/j.fob.2013.03.004

    • NAID

      120006985739

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] In vitro processing of glutamyl endopeptidase proenzymes from Enterococcus faecalis and importance of N-terminal residue in enzyme catalysis.2013

    • Author(s)
      Rouf, S. M., Ohara-Nemoto, Y., Ono, T., Shimoyama, Y., Kimura, S. and Nemoto, T. K.
    • Journal Title

      Adv. Biochem.

      Volume: 1 Issue: 5 Pages: 73-80

    • DOI

      10.11648/j.ab.20130105.11

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Pathogenic factors of P. gingivalis and host defense mechanisms.2012

    • Author(s)
      Kimura, S., Ohara-Nemoto, Y., Shimoyama, Y., Ishikawa, T. and Sasaki, M.
    • Journal Title

      Pathogenesis and treatment of periodontitis (N. Buduneli, ed.), InTech

      Volume: 1 Pages: 3-18

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Journal Article] NVS and staphylococci in the oral cavity – A cause of infective endocarditis.2012

    • Author(s)
      Ohara-Nemoto, Y., Kimura, S. and Nemoto, T.K.
    • Journal Title

      Endocarditis (Breijo-Marquez, F.R, ed.), InTech

      Volume: 1 Pages: 75-96

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Journal Article] In vitro adherence of Candida albicans to acrylic resin with different surface status.2012

    • Author(s)
      Nomura, T., Suzuki, T., Furuya, J., Shimoyama, Y., Sasaki, M. and Kimura, S.
    • Journal Title

      Interface Oral Health Science 2011 (Sasaki, K. et al., eds.), Springer Japan

      Volume: 1 Pages: 145-146

    • DOI

      10.1007/978-4-431-54070-0_36

    • ISBN
      9784431540694, 9784431540700
    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Journal Article] Maternal transmission of mutans and other oral streptococcal species.2012

    • Author(s)
      Otake-Asakawa, A., Harada-Oikawa, R., Ohara-Nemoto, Y., Tanaka, M. and Kimura, S.
    • Journal Title

      Interface Oral Health Science 2011 (Sasaki, K. et al., eds.), Springer Japan

      Volume: 1 Pages: 198-200

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Journal Article] Fibronectin binding activity of Streptococcus anginosus promotes adherence to mucosal epithelial cells.2012

    • Author(s)
      Sasaki, M., Kodama, Y., Shimoyama, Y., Ishikawa, T. and Kimura, S.
    • Journal Title

      Interface Oral Health Science 2011 (Sasaki, K. et al., eds.), Springer Japan

      Volume: 1 Pages: 204-205

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Journal Article] Rapid identification of Abiotrophia/Granulicatella species by 16S rRNA-based PCR and RFLP.2012

    • Author(s)
      Shimoyama, Y., Sasaki, M., Ohara-Nemoto, Y., Nemoto, T.K., Ishikawa, T. and Kimura, S.
    • Journal Title

      Interface Oral Health Science 2011 (Sasaki, K. et al., eds.), Springer Japan

      Volume: 1 Pages: 206-208

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Journal Article] Macrophage reaction against sub-micron titanium particles.2012

    • Author(s)
      Taira, M., Sasaki, M. and Kimura, S.
    • Journal Title

      Interface Oral Health Science 2011 (Sasaki, K. et al., eds.), Springer Japan

      Volume: 1 Pages: 283-284

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Presentation] Laminine 411 and 421 differentially promote tumor cell migration via alpha6beta1 integrin and MCAM.2015

    • Author(s)
      石河太知,下山 佑,根本優子,佐々木 実,木村重信
    • Organizer
      第88回日本細菌学会総会
    • Place of Presentation
      岐阜
    • Related Report
      2014 Annual Research Report
  • [Presentation] SLPIによるPorphyromonas gingivalisに対する感染抑制作用2014

    • Author(s)
      下山 佑,石河太知,根本優子,根本孝幸,佐々木 実,木村重信
    • Organizer
      第56回歯科基礎医学会学術大会・総会
    • Place of Presentation
      福岡
    • Related Report
      2014 Annual Research Report
  • [Presentation] 歯周病原性細菌の新規オリゴペプチダーゼ:基質特異性と分子集合性2014

    • Author(s)
      根本孝幸,根本優子,小野俊雄,下山 佑,木村重信
    • Organizer
      第56回歯科基礎医学会学術大会・総会
    • Place of Presentation
      福岡
    • Related Report
      2014 Annual Research Report
  • [Presentation] 歯周病原性細菌の新規ペプチダーゼの基質特異性と分子集合解離機構2014

    • Author(s)
      根本孝幸,小野俊雄,下山 佑,木村重信,根本優子
    • Organizer
      第87回日本生化学会大会
    • Place of Presentation
      京都
    • Related Report
      2014 Annual Research Report
  • [Presentation] Colonization of Porphyromonas gingivalis in the plaques from mothers and their children.2012

    • Author(s)
      Kimura, M., Shimoyama, Y., Ohara-Nemoto, Y., Kimura, S. and Tanaka, M.
    • Organizer
      The 11th Congress of the European Academy of Pediatric Dentistry
    • Place of Presentation
      Strasbourg, France
    • Related Report
      2012 Research-status Report
  • [Presentation] Classification and essential amino acid residues of the dipeptidyl peptidase (DPP) 7/11 family in the Cytophaga-Flavobacterium-Bacteroides group.2012

    • Author(s)
      Ohara-Nemoto, Y., Abdur-Rouf, S., Hoshino, T., Shimoyama, Y., Kimura, S., Ono, T. and Nemoto, T.
    • Organizer
      112th General Meeting of the American Society for Microbiology
    • Place of Presentation
      San Francisco, California, USA
    • Related Report
      2012 Research-status Report
  • [Presentation] A novel fibronectin binding protein of Streptococcus intermedius.2012

    • Author(s)
      Sasaki, M., Kodama, Y., Shimoyama, Y. and Kimura, S.
    • Organizer
      90th General Session & Exhibition of the IADR
    • Place of Presentation
      Iguaçu Falls, Brazil
    • Related Report
      2012 Research-status Report
  • [Presentation] The aciduricity of Streptococcus anginosus.

    • Author(s)
      Sasaki, M., Kodama, Y., Shimoyama, Y. and Kimura, S.
    • Organizer
      91st General Session & Exhibition of the IADR
    • Place of Presentation
      Seattle, WA, USA
    • Related Report
      2013 Research-status Report
  • [Presentation] Distribution of Porphyromonas gingivalis fimA genotypes in children’s plaques.

    • Author(s)
      Shimoyama, Y., *Ohara-Nemoto, Y., Kimura, M., Sasaki, M., Kodama, Y., Tanaka, M. and Kimura, S.
    • Organizer
      113th General Meeting of the American Society for Microbiology
    • Place of Presentation
      Denver, CO, USA
    • Related Report
      2013 Research-status Report
  • [Presentation] Dipeptide production in Porphyromonas gingivalis mediated by dipeptidyl peptidases and gingipains.

    • Author(s)
      Ohara-Nemoto, Y., Rouf, S.M.A., Shimoyama, Y., Kimura, S. and Nemoto, T.K.
    • Organizer
      113th General Meeting of the American Society for Microbiology
    • Place of Presentation
      Denver, CO, USA
    • Related Report
      2013 Research-status Report
  • [Presentation] The involvement of Streptococcus anginosus infection and AID expression in oral cancers.

    • Author(s)
      Iwasaki, K., Sasaki, M., Kodama, Y., Matsumoto, N., Kimura, S. and Sugiyama, Y.
    • Organizer
      21st International Conference of Oral and Maxillofacial Surgery
    • Place of Presentation
      Barcelona, Spain
    • Related Report
      2013 Research-status Report
  • [Book] 最新歯科衛生士教本 疾病の成り立ち及び回復過程の促進2 微生物学 (全国歯科衛生士教育協議会監修)2012

    • Author(s)
      木村重信,中川一路,川端重忠,大原直也,小松澤 均
    • Total Pages
      183
    • Publisher
      医歯薬出版, 東京
    • Related Report
      2012 Research-status Report

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Published: 2013-05-31   Modified: 2023-03-16  

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