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Identification of microRNAs regulating apoptosis and elucidation of their role in carcinogenesis.

Research Project

Project/Area Number 21790533
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Laboratory medicine
Research InstitutionOsaka University

Principal Investigator

TATSUMI Naoya  Osaka University, 大学院・医学系研究科, 寄附講座助教 (60512960)

Project Period (FY) 2009 – 2010
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2010: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2009: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
KeywordsmicroRNA / WT1遺伝子 / アポトーシス / 癌 / 細胞死 / マイクロRNA
Research Abstract

We found that the expression of WT1 was suppressed in Doxorubicin (Dox)-induced apoptosis in a concentration-dependent manner. Cloning of small RNAs expressed in DOX-treated gastric cancer cells revealed twenty-two miRNAs that increased in their expression levels during this process. Among them, we identified miR-A as a miRNA that could target WT1 and regulate apoptosis. Moreover, we showed that the expression of miR-A could be a prognostic factor for non-small cell lung cancers.

Report

(3 results)
  • 2010 Annual Research Report   Final Research Report ( PDF )
  • 2009 Annual Research Report
  • Research Products

    (6 results)

All 2010 2009 Other

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (3 results) Remarks (2 results)

  • [Journal Article] Overexpression of eukaryotic elongation factor eEF2 in gastrointestinal cancers and its involvement in G2/M progression in the cell cycle.2009

    • Author(s)
      Nakamura J., et al.
    • Journal Title

      International Journal of Oncology Vol.34

      Pages: 1181-1189

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Presentation] ウイルムス腫瘍遺伝子WT1の腫瘍血管内皮細胞における発現2010

    • Author(s)
      福田茉莉、尾路祐介、中塚伸一、岡芳弘、坪井昭博、保仙直毅、西田純幸、辰巳直也、青笹克之、杉山治夫
    • Organizer
      第69回日本癌学会学術総会
    • Place of Presentation
      大阪
    • Year and Date
      2010-09-24
    • Related Report
      2010 Final Research Report
  • [Presentation] ウイルムス腫瘍遺伝子WT1の腫瘍血管内皮細胞における発現2010

    • Author(s)
      福田茉莉, 尾路祐介, 中塚伸一, 岡芳弘, 坪井昭博, 保仙直毅, 西田純幸, 辰巳直也, 青笹克之, 杉山治夫
    • Organizer
      第69回日本癌学会学術総会
    • Place of Presentation
      大阪国際会議場(大阪)
    • Year and Date
      2010-09-24
    • Related Report
      2010 Annual Research Report
  • [Presentation] Overexpression of eEF2 in gastrointestinal cancers and its involvement in G2/M progression in cell cycle2009

    • Author(s)
      芝田翔平
    • Organizer
      第68回日本癌学会学術総会
    • Place of Presentation
      パシフィコ横浜(神奈川)
    • Year and Date
      2009-10-01
    • Related Report
      2009 Annual Research Report
  • [Remarks]

    • URL

      http://sahswww.med.osaka-u.ac.jp/~hmtonc/index.html

    • Related Report
      2010 Annual Research Report
  • [Remarks]

    • URL

      http://sahswww.med.osaka-u.ac.jp/~hmtonc/index.html

    • Related Report
      2009 Annual Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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