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Creation of novel antimicrobial designed proteins against infectious pathogenic microorganisms

Research Project

Project/Area Number 23658074
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Applied microbiology
Research InstitutionKyoto University

Principal Investigator

UEDA Mitsuyoshi  京都大学, 農学研究科, 教授 (90183201)

Project Period (FY) 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2011: ¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Keywords抗真菌薬 / 抗菌ペプチド / デザインタンパク質医薬 / 感染症 / 真菌症 / Candida albicans / ペプチドライブラリー / プロテアーゼ感受性
Research Abstract

Antimicrobial peptides(AMPs) are promising antibiotics as they possess strong antimicrobial activity and very broad spectra of activity. We designed a novel AMP. We utilized Candida albicans as a model organism that produces secreted aspartic proteases(Saps) as a virulence attribute. The designed peptide possessed no antimicrobial activity until it was activated by Sap isozymes. Furthermore, it demonstrated selective antimicrobial activity against C. albicans, but not against Saccharomyces cerevisiae.

Report

(2 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • Research Products

    (8 results)

All 2012 2011 Other

All Journal Article (3 results) (of which Peer Reviewed: 3 results) Presentation (4 results) Remarks (1 results)

  • [Journal Article] Profiling of adhesive properties of the agglutinin-like sequence (ALS) protein family, a virulent attribute of Candida albicans2012

    • Author(s)
      W.Aoki, N.Kitahara, N.Miura, H.Morisaka K.Kuroda M.Ueda
    • Journal Title

      FEMS Immunol Med Microbiol

      Volume: (in press) Issue: 1 Pages: 121-124

    • DOI

      10.1111/j.1574-695x.2012.00941.x

    • Related Report
      2011 Annual Research Report 2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Candida albicans Possesses Sap7 as a Pepstatin A-Insensitive Secreted Aspartic Protease2012

    • Author(s)
      W.Aoki, N.Kitahara, N.Miura, H.Morisaka, Y.Yamamoto, K.Kuroda, M.Ueda
    • Journal Title

      PLoS One

      Volume: 7 Issue: 2 Pages: e32513-e32513

    • DOI

      10.1371/journal.pone.0032513

    • Related Report
      2011 Annual Research Report 2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Comprehensive characterization of secreted aspartic proteases encoded by a virulence gene family in Candida albicans2011

    • Author(s)
      W.Aoki, N.Kitahara, N.Miura, H.Morisaka, Y.Yamanoto, K.Kuroda, M.Ueda
    • Journal Title

      J.Biochem

      Volume: 150 Issue: 4 Pages: 431-438

    • DOI

      10.1093/jb/mvr073

    • Related Report
      2011 Annual Research Report 2011 Final Research Report
    • Peer Reviewed
  • [Presentation] 日和見感染真菌Candida albicansの細胞壁プロテオーム解析2011

    • Author(s)
      青木航、植田充美
    • Organizer
      日本生物工学会大会
    • Place of Presentation
      東京、日本
    • Year and Date
      2011-09-27
    • Related Report
      2011 Final Research Report
  • [Presentation] 日和見病原性真菌Candida albicans由来ALS接着タンパク質の特性解析2011

    • Author(s)
      青木航、植田充美
    • Organizer
      日本生化学会大会
    • Place of Presentation
      京都、日本
    • Year and Date
      2011-09-24
    • Related Report
      2011 Final Research Report
  • [Presentation] Characterization of ALS isozymes of Candida albicans, an opportunistic pathogen2011

    • Author(s)
      W. Aoki, M. Ueda
    • Organizer
      General meeting of the American Society for Microbiology
    • Place of Presentation
      New Orleans、USA
    • Year and Date
      2011-05-22
    • Related Report
      2011 Final Research Report
  • [Presentation] Characterzation of ALS isozymes of Candida albicans, an opportunistic pathogen2011

    • Author(s)
      W.Aoki, et al
    • Organizer
      General meeting of the American Society for Microbiology
    • Place of Presentation
      New Orleans, USA
    • Year and Date
      2011-05-22
    • Related Report
      2011 Annual Research Report
  • [Remarks]

    • URL

      http://www.tenko.kais.kyoto-u.ac.jp

    • Related Report
      2011 Final Research Report

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Published: 2011-08-05   Modified: 2019-07-29  

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