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Development of atomic structural platform for controlling multi-drug resistant bacteria

Research Project

Project/Area Number 15H05672
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypeSingle-year Grants
Research Field Infectious disease medicine
Research InstitutionNagoya University

Principal Investigator

Wachino Jun-ichi  名古屋大学, 医学系研究科, 講師 (00535651)

Research Collaborator KANECHI Leo  名古屋大学, 大学院医学系研究科
KANAYAMA Takato  名古屋大学, 大学院医学系研究科
Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥20,280,000 (Direct Cost: ¥15,600,000、Indirect Cost: ¥4,680,000)
Fiscal Year 2017: ¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2016: ¥5,460,000 (Direct Cost: ¥4,200,000、Indirect Cost: ¥1,260,000)
Fiscal Year 2015: ¥10,920,000 (Direct Cost: ¥8,400,000、Indirect Cost: ¥2,520,000)
Keywords薬剤耐性菌 / メタロベータラクタマーゼ / 16S rRNA メチルトランスフェラーゼ / 阻害剤 / メタロβ-ラクタマーゼ / ニトロセフィン / セフタジジム / メロペネム / ハイスループット / 薬剤耐性 / 16S rRNA MTase / in silico screening / 蛋白結晶
Outline of Final Research Achievements

Emergence of multidrug-resistant bacteria is becoming a major clinical threat. To overcome the problem of multidrug-resistant bacteria, it needs to develop new antibacterial agents and treatment. In this study, we aimed to develop new agents targeting for antibiotic resistance proteins produced in bacteria. Inhibition of antibiotic resistance mechanism by chemical compounds is expected to revive the efficacy of already-existing antibiotics. We targeted metallo-beta-lactamases and 16S rRNA methyltransferases, which are involved in carbapenem and aminoglycoside resistance, respectively. we screened for chemical compounds using in silico and in vitro techniques and identified several inhibitor candidates of metallo-beta-lactamases and 16S rRNA methyltransferases.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Annual Research Report
  • 2015 Annual Research Report
  • Research Products

    (3 results)

All 2017 2016

All Journal Article (3 results) (of which Peer Reviewed: 2 results,  Acknowledgement Compliant: 1 results)

  • [Journal Article] Structural Insights into the TLA-3 Extended-Spectrum β-Lactamase and Its Inhibition by Avibactam and OP05952017

    • Author(s)
      Jin W, Wachino JI, Yamaguchi Y, Kimura K, Kumar A, Yamada M, Morinaka A, Sakamaki Y, Yonezawa M, Kurosaki H, Arakawa Y
    • Journal Title

      Antimicrob Agents Chemother

      Volume: 61

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Specific blaCTX-M-8/IncI1 Plasmid Transfer among Genetically Diverse Escherichia coli Isolates between Humans and Chickens2017

    • Author(s)
      Norizuki C, Wachino JI, Suzuki M, Kawamura K, Nagano N, Kimura K, Arakawa Y.
    • Journal Title

      Antimicrob Agents Chemother

      Volume: 61

    • Related Report
      2017 Annual Research Report
  • [Journal Article] Structural Insights into Recognition of Hydrolyzed Carbapenems and Inhibitors by Subclass B3 Metallo-β-Lactamase SMB-12016

    • Author(s)
      Wachino J, Yamaguchi Y, Mori S, Jin W, Kimura K, Kurosaki H, Arakawa Y.
    • Journal Title

      Antimicrobial Agents and Chemotherapy

      Volume: 60 Issue: 7 Pages: 4274-4282

    • DOI

      10.1128/aac.03108-15

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant

URL: 

Published: 2015-04-16   Modified: 2019-03-29  

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