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Elucidating the role of long non-coding RNA in vivo by genome editing technologies

Research Project

Project/Area Number 15K08421
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Experimental pathology
Research InstitutionTokyo Medical and Dental University

Principal Investigator

CHIBA Tomoki  東京医科歯科大学, 大学院医歯学総合研究科, 助教 (00645830)

Research Collaborator ASAHARA Hiroshi  
Project Period (FY) 2015-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2017: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2016: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2015: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Keywords長鎖非コードRNA / 炎症性サイトカイン / ゲノム編集 / 非コードRNA / 炎症性腸炎 / 炎症 / サイトカイン
Outline of Final Research Achievements

Recent advantages of transcriptome analyses revealed that non-coding RNAs, especially long non-coding (lnc) RNAs, are transcribed across genome and involved in various aspects of biological processes. I have identified a novel lncRNA that positively regulates inflammatory cytokine expression and named LASC. LASC is required for the expression of inflammatory cytokines such as IL-6 and GM-CSF. Recruitment of transcription factor NF-kB was strongly reduced in LASC deficient cells, suggesting that LASC could regulate inflammatory cytokine expression at transcriptional level. In order to clarify the role of LASC in inflammation in vivo, LASC knockout mice were generated by genome editing technology and showed resistance to endotoxin shock.

Academic Significance and Societal Importance of the Research Achievements

ヒトやマウスにおいて、タンパク質をコードしない非コードRNA(non-coding RNA)は20,000種類以上あると推定されている。その多くは機能を持たないRNAであると考えられているが、一部のRNAは生命機能に重要な役割を果たしている。LASCは炎症性サイトカインの発現に重要な長鎖非コードRNAであり、個体における炎症応答に重要なRNAであることが示された。

Report

(5 results)
  • 2018 Annual Research Report   Final Research Report ( PDF )
  • 2017 Research-status Report
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (14 results)

All 2018 2017 2016 2015

All Journal Article (4 results) (of which Int'l Joint Research: 3 results,  Peer Reviewed: 4 results,  Open Access: 3 results) Presentation (10 results)

  • [Journal Article] Ablation of miR-146b in mice causes hematopoietic malignancy2018

    • Author(s)
      Mitsumura Takahiro、Ito Yoshiaki、Chiba Tomoki、Matsushima Takahide、Kurimoto Ryota、Tanaka Yoko、Kato Tomomi、Uchida Keisuke、Ito Takashi、Yamamoto Kouhei、Eishi Yoshinobu、Kitagawa Masanobu、Miyazaki Yasunari、Inase Naohiko、Asahara Hiroshi
    • Journal Title

      Blood Advances

      Volume: 2 Issue: 23 Pages: 3483-3491

    • DOI

      10.1182/bloodadvances.2018017954

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Combinatorial CRISPR/Cas9 Approach to Elucidate a Far-Upstream Enhancer Complex for Tissue-Specific Sox9 Expression2018

    • Author(s)
      Mochizuki Yusuke、Chiba Tomoki、Kataoka Kensuke、Yamashita Satoshi、Sato Tempei、Kato Tomomi、Takahashi Kenji、Miyamoto Takeshi、Kitazawa Masashi、Hatta Tomohisa、Natsume Tohru、Takai Shinro、Asahara Hiroshi
    • Journal Title

      Developmental Cell

      Volume: 46 Issue: 6 Pages: 794-806

    • DOI

      10.1016/j.devcel.2018.07.024

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Complementary critical functions of Zfy1 and Zfy2 in mouse spermatogenesis and reproductiontran .2017

    • Author(s)
      Nakasuji T, Ogonuki N, Chiba T, Kato T, Shiozawa K, Yamatoya K, Tanaka H, Kondo T, Miyado K, Miyasaka N, Kubota T, Ogura A, Asahara H*.
    • Journal Title

      PLoS Genetics.

      Volume: 13 Issue: 1 Pages: e1006578-e1006578

    • DOI

      10.1371/journal.pgen.1006578

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Post-transcriptional gene regulation by microRNA and RNA-binding protein2016

    • Author(s)
      Tomoki Chiba, Yoshiaki Ito, Hiroshi Asahara
    • Journal Title

      RNA and Transcription

      Volume: 2 Pages: 16-23

    • Related Report
      2016 Research-status Report
    • Peer Reviewed
  • [Presentation] 長鎖非コードRNAによる炎症性サイトカインの発現制御2018

    • Author(s)
      千葉 朋希、淺原 弘嗣
    • Organizer
      第4回日本骨免疫学会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 内田 雄太郎、千葉 朋希、矢野 雄暉、浅原 弘嗣2018

    • Author(s)
      Escort1による炎症性サイトカインの転写後調節
    • Organizer
      第20回日本RNA学会年会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Long non-coding RNAによる炎症性サイトカインの発現制御2018

    • Author(s)
      寺尾 梨沙、千葉 朋希、淺原 弘嗣
    • Organizer
      第20回日本RNA学会年会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 長鎖非コードRNAによる炎症性サイトカインの発現制御2017

    • Author(s)
      千葉 朋希、浅原 弘嗣.
    • Organizer
      第8回 Orthopedic Research Club
    • Related Report
      2017 Research-status Report
  • [Presentation] 長鎖非コードRNAによる炎症性サイトカインの発現制御2017

    • Author(s)
      千葉 朋希、浅原 弘嗣
    • Organizer
      第4回ベーシックリサーチカンファレンス(日本リウマチ学会)
    • Related Report
      2017 Research-status Report
  • [Presentation] Regulation of inflammatory cytokine expression by long non-coding RNA LASC2017

    • Author(s)
      Chiba T, Asahara H
    • Organizer
      第19回日本RNA学会年会
    • Related Report
      2017 Research-status Report
  • [Presentation] Regulation of inflammatory cytokine expression by long non-coding RNA LASC2017

    • Author(s)
      Chiba T, Asahara H
    • Organizer
      Regulation of inflammatory cytokine expression by long non-coding RNA LASC 43th Naito Conference
    • Related Report
      2017 Research-status Report
  • [Presentation] コドン置換型TALENライブラリーによる発現の安定化およびエフェクター機能の向上2016

    • Author(s)
      千葉 朋希、浅原 弘嗣
    • Organizer
      第39回日本分子生物学会年会
    • Place of Presentation
      パシフィコ横浜(神奈川県横浜市)
    • Year and Date
      2016-11-30
    • Related Report
      2016 Research-status Report
  • [Presentation] Escort1による炎症性サイトカインの転写後調節2016

    • Author(s)
      千葉 朋希、矢野 雄暉、浅原 弘嗣
    • Organizer
      日本リウマチ学会第3回ベーシックリサーチカンファレンス
    • Place of Presentation
      アキバプラザ 「アキバホール」(東京都千代田区)
    • Year and Date
      2016-10-14
    • Related Report
      2016 Research-status Report
  • [Presentation] コドン置換型TALENライブラリーによる発現の安定化およびエフェクター機能の向上2015

    • Author(s)
      千葉 朋希
    • Organizer
      第38回日本分子生物学会 第88回日本生化学会 合同大会(BMB2015)
    • Place of Presentation
      神戸ポートアイランド(兵庫県神戸市)
    • Year and Date
      2015-12-01
    • Related Report
      2015 Research-status Report

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Published: 2015-04-16   Modified: 2020-03-30  

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