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2013 Fiscal Year Final Research Report

Gene regulation by using an ligand-responsive miRNA pathway

Research Project

  • PDF
Project/Area Number 23710270
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Chemical biology
Research InstitutionOsaka University

Principal Investigator

MURATA Asako  大阪大学, 産業科学研究所, 助教 (50557121)

Project Period (FY) 2011 – 2012
KeywordsマイクロRNA / cell-basedセレクション / 低分子化合物
Research Abstract

This study aimed to explore an artificial miRNA pathway that can be regulated by small-molecule ligands. Ligand-binding sites were created in an endogenous pre-miRNA by partially randomizing the sequence. Construction of the expression vector containing the partially randomized pre-miRNA library and the optimization of conditions for cell-based selection were performed. Moreover, in vitro selection of RNA molecules that bind to a novel naphthyridine derivatives was performed.

  • Research Products

    (5 results)

All 2014 2013

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (3 results)

  • [Journal Article] Fluorescent indicator displacement assay of ligands targeting 10 microRNA precursors2013

    • Author(s)
      Murata, A.; Harada, Y.; Fukuzumi, T.; Nakatani, K.
    • Journal Title

      Bioorg. Med. Chem.

      Volume: 21 Pages: 7101-7106

    • DOI

      10.1016/j.bmc.2013.09.007

    • Peer Reviewed
  • [Journal Article] Xanthone derivatives as potential inhibitors of miRNA processing by human Dicer : Targeting secondary structures of pre-miRNA by small molecules2013

    • Author(s)
      Murata, A.; Fukuzumi, T.; Umemoto, S.; Nakatani, K.
    • Journal Title

      Bioorg. Med. Chem. Lett.

      Volume: 23 Pages: 252-255

    • DOI

      10.1016/j.bmcl.2012.10.108

    • Peer Reviewed
  • [Presentation] RNAの構造・機能を制御する小分子化合物の開発2014

    • Author(s)
      村田亜沙子
    • Organizer
      日本化学会第94春季年会
    • Place of Presentation
      名古屋大学(愛知県)
    • Year and Date
      2014-03-27
  • [Presentation] Targeting secondary structures of pre-miRNA by small molecules : Development of potential inhibitors of pre-miRNA processing2013

    • Author(s)
      Murata , A.; Sugai, A.; Fukuzumi, T.; Umemoto, S.; Dohno, C.; Nakatani, K.
    • Organizer
      RNA 2013, the 18th Annual Meeting of the RNA Society
    • Place of Presentation
      Congress Center Davos (Switzerland)
    • Year and Date
      20130611-16
  • [Presentation] RNA結合性化合物を用いたマイクロRNA 前駆体プロセシングの調節2013

    • Author(s)
      村田亜沙子・福澄岳雄・梅本詩織・神山いづみ・堂野主税・中谷和彦
    • Organizer
      日本化学会第93春季年会
    • Place of Presentation
      立命館大学(滋賀県)
    • Year and Date
      2013-03-23

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Published: 2015-06-25  

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