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Exaustive screening of aberrant transcripts made by mature mRNA re-splicing in cancer cells

Research Project

Project/Area Number 23651198
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Medical genome science
Research InstitutionFujita Health University

Principal Investigator

KAMEYAMA Toshiki  藤田保健衛生大学, 総合医科学研究所, 助教 (60298544)

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異常スプライシング / 成熟mRNA再スプライシング / 投縄状RNA中間体 / TSG101遺伝子 / FHIT遺伝子 / RNase R / RNA抽出法 / 癌細胞 / Lariat-seq / スプライシング / TSG101 / FHIT
Research Abstract

The length of the intron is widely diverse from under 100nucleotides to hundreds of thousands of nucleotides. Therefore, the lariat RNA intermediates, a by-product of splicing reaction, have various sizes. To sequence lariat RNA intermediates from cancer cells exhaustively using next generation sequencer, construction of high quality library from various size lariat RNA is essential. However, purification of high quality lariat RNA is very difficult because large lariat RNAs break easily biochemically and physically. We tested some RNA purification methods, and as a result, we find that handling very mildly during RNA purification like genomic DNA purification is very important for high quality lariat RNA purification. Now, we are trying to construct high quality lariat RNA library paying attention to this point.

Report

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

    (6 results)

All 2012 2011 Other

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

  • [Journal Article] Re-splicing of mature mRNA in cancer cells promotes activation of distant weak alternative splice sites2012

    • Author(s)
      Toshiki Kameyama, Hitoshi Suzuki and Akila Mayeda
    • Journal Title

      Nucleic Acids Research

      Volume: (in press)

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Myt/NZF family transcription factors regulate neuronal differentiation of P19 cells2011

    • Author(s)
      Toshiki Kameyama, Fumio Maysushita, Yuzo Kadokawa and Tohru Marunouchi
    • Journal Title

      Neuroscience Letters

      Volume: 497 Pages: 74-79

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] MyT/NZF family transcription factors regulate neuronal differentiation of P19 cells2011

    • Author(s)
      Toshiki Kameyama, et.al.
    • Journal Title

      Neuroscience Letters

      Volume: 497 Issue: 2 Pages: 74-79

    • DOI

      10.1016/j.neulet.2011.04.033

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Presentation] Re-splicing of mature mRNA in cancer cells-Two-step splicing mechanism to activate far distant alternative splice sites2011

    • Author(s)
      Toshiki Kameyama and Akila Mayeda
    • Organizer
      Cold Spring Harbor Laboratory Meeting "Eukaryotic mRNA Processing"
    • Place of Presentation
      米国Cold Spring Harbor Laboratory
    • Related Report
      2011 Annual Research Report 2011 Final Research Report
  • [Presentation] Aberrant Re-splicing of Mature Spliced mRNA Discovered in Cancer Cells : Considering Its Generality And Significance2011

    • Author(s)
      Toshiki Kameyama and Akila Mayeda
    • Organizer
      RNA2011, 16^<th> Annual Meeting of the RNA Society
    • Place of Presentation
      京都
    • Related Report
      2011 Annual Research Report 2011 Final Research Report
  • [Remarks] Researchmapに登録し随時更新する他、下記ホームページおいて、研究の概要、研究成果の発表等を公開している。

    • Related Report
      2011 Final Research Report

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

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