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Cell death mechanism by RNA oxidative signal transduction

Research Project

Project/Area Number 26340040
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Risk sciences of radiation and chemicals
Research InstitutionKyushu University

Principal Investigator

Sekiguchi Takeshi  九州大学, 医学研究院, 助教 (60187846)

Co-Investigator(Kenkyū-buntansha) 伊東 理世子  福岡歯科大学, 口腔歯学部, 講師 (10140865)
早川 浩  福岡歯科大学, 口腔歯学部, 教授 (70150422)
石井 健士  福岡歯科大学, 口腔歯学部, 講師 (70516731)
関口 睦夫  福岡歯科大学, 口腔歯学部, 教授 (00037342)
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2016: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2015: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2014: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords酸化ストレス / RNA 酸化 / 8ーオキソグアニン / アポトーシス / 酸化ヌクレオチド / ヌクレオチド代謝 / ノックアウト細胞株 / 酸化RNA / 8-オキソグアニン / RNAの分解 / Auf1 / mutT / Mth1
Outline of Final Research Achievements

As oxygen is consumed in brain, reactive oxygen species are generated and are predicted to be a cause of alzheimer disease. In this research, we studied oxidation of RNA and removal of the oxidative RNA.
Human Auf1 protein, a oxidative RNA specific binding protein, was examined whether it had roles in the induction of apoptosis. It was found that Auf1 protein played a role in oxidative RNA degradation. In cells lacking Auf1 protein, apoptosis was repressed. In yeast, Gtr1 protein was found to be involved in excretion of ROS.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (19 results)

All 2017 2016 2015

All Journal Article (3 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 3 results,  Open Access: 3 results,  Acknowledgement Compliant: 1 results) Presentation (16 results) (of which Int'l Joint Research: 2 results,  Invited: 1 results)

  • [Journal Article] Function of high-mobility groupA proteins in the DNA damage signaling for the induction of apoptosis2016

    • Author(s)
      Fujikane, R., Komori, K., Sekiguchi, M., Hidaka, M.
    • Journal Title

      Scientific Reports

      Volume: 6 Issue: 1 Pages: 31714-31714

    • DOI

      10.1038/srep31714

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Nucleotide excision repair of oxidised genomic DNA is not a source of urinary 8-oxo-7,8-dihydro-2'-deoxyguanosine2016

    • Author(s)
      Evans, M. D., Misty, V., Singh, R., Gackowski, D., Rozalski, R., Siomek, A., Phillips, D. H., Zuo, J., Mullenders, L., Pines, A., Nakabeppu, Y., Sakumi, K., Sekiguchi, M., Tsuzuki, T., Bignami, M., Farmer, P. B., Oliski, R., Cooke, M. S.
    • Journal Title

      Free Radic. Biol. Med.

      Volume: 99 Pages: 385-391

    • DOI

      10.1016/j.freeradbiomed.2016.08.018

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Role of Auf1 in elimination of oxidatively damaged messenger RNA in human cells.2015

    • Author(s)
      Ishii T, Hayakawa H, Sekiguchi T, Adachi N, Sekiguchi M.
    • Journal Title

      Free Radic Biol Med.

      Volume: 79 Pages: 109-116

    • DOI

      10.1016/j.freeradbiomed.2014.11.018

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Presentation] Human proteins that recognize oxidative RNA damage.2017

    • Author(s)
      Hayakawa, H., Ishii, T., Sekiguchi, M.
    • Organizer
      Gordon Research Conf. Oxidative Stress and Disease
    • Place of Presentation
      Lucca, Italy
    • Year and Date
      2017-03-19
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 酸化損傷mRNAの代謝に関わる新規因子の探索2016

    • Author(s)
      石井健士、早川浩、関口猛、関口睦夫
    • Organizer
      第39回日本分子生物学会年会
    • Place of Presentation
      横浜
    • Year and Date
      2016-11-30
    • Related Report
      2016 Annual Research Report
  • [Presentation] ヒトNudixファミリータンパク質によるゲノム安定化維持機構の解析.2016

    • Author(s)
      橋口一成、梅津桂子、関口睦夫
    • Organizer
      第39回日本分子生物学会年
    • Place of Presentation
      横浜
    • Year and Date
      2016-11-30
    • Related Report
      2016 Annual Research Report
  • [Presentation] ミスマッチ修復依存のアポトーシス誘導に関わるクロマチンリモデラーの機能2016

    • Author(s)
      武石幸容、藤兼亮輔、高橋達郎、関口睦夫、日高真純
    • Organizer
      第39回日本分子生物学会年
    • Place of Presentation
      横浜
    • Year and Date
      2016-11-30
    • Related Report
      2016 Annual Research Report
  • [Presentation] 毒性物質の排出における出芽酵母Gtr1タンパク質の働き2016

    • Author(s)
      関口猛、石井健士、早川浩、古野伸明、小林英紀、関口睦夫
    • Organizer
      第39回日本分子生物学会年
    • Place of Presentation
      横浜
    • Year and Date
      2016-11-30
    • Related Report
      2016 Annual Research Report
  • [Presentation] Function of high-mobility group A proteins in DNA damage signaling for the induction of apoptosis triggered by O6-methylguanine.2016

    • Author(s)
      Fujikane, R., Komori, K., Sekiguchi, M., Hidaka, M.
    • Organizer
      The 10th 3R Symposium
    • Place of Presentation
      Matsue, Japan
    • Year and Date
      2016-11-13
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] アルキル化剤によって引き起こされるアポトーシスに関わる新規因子の同定と解析2016

    • Author(s)
      藤兼亮輔、関口睦夫、日高真純
    • Organizer
      第23回日本歯科医学会総会
    • Place of Presentation
      福岡
    • Year and Date
      2016-10-21
    • Related Report
      2016 Annual Research Report
  • [Presentation] アポトーシス誘導過程に起こるクロマチン構造変化の解析.2016

    • Author(s)
      武石幸容、藤兼亮輔、関口睦夫、日髙真純
    • Organizer
      第23回日本歯科医学会総会
    • Place of Presentation
      福岡
    • Year and Date
      2016-10-21
    • Related Report
      2016 Annual Research Report
  • [Presentation] A novel function of HMGA family proteins in the induction of apoptosis triggered by O6-methylguanine in DNA.2016

    • Author(s)
      9.Fujikane, R., Takeishi, Y., Sekiguchi, M., Hidaka M.
    • Organizer
      第75回日本癌学会学術総会
    • Place of Presentation
      横浜
    • Year and Date
      2016-10-06
    • Related Report
      2016 Annual Research Report
  • [Presentation] 活性酸素による突然変異の生起とその抑制.2015

    • Author(s)
      伊東理世子、橋口一成、関口睦夫.
    • Organizer
      第 38回日本分子生物学会第88回日本生化学会大会合同大会
    • Place of Presentation
      神戸
    • Year and Date
      2015-12-02
    • Related Report
      2015 Research-status Report
  • [Presentation] 遺伝子破壊細胞株を用いたヒトNudix ファミリータンパク質の機能解析.2015

    • Author(s)
      橋口一成、石井健士、早川浩、関口睦夫.
    • Organizer
      第38回日本分子生物学会第88回日本生化学会大会 合同大会
    • Place of Presentation
      神戸
    • Year and Date
      2015-12-01
    • Related Report
      2015 Research-status Report
  • [Presentation] O6メチルグアニンによりひき起こされるミスマッ チ修復依存のアポトーシス誘導に関わる新規因子の同定.2015

    • Author(s)
      藤兼亮輔、関口睦夫、日高真純.
    • Organizer
      第38回日本分子生物学会第 88回日本生化学会大会合同大会
    • Place of Presentation
      神戸
    • Year and Date
      2015-12-01
    • Related Report
      2015 Research-status Report
  • [Presentation] ミスマッチ修復に依存したアポトーシ ス誘導に関わるクロマチン動態の解析.2015

    • Author(s)
      武石幸容、藤兼亮輔、関口睦夫、日高真純
    • Organizer
      第38回日本分子生物学会第88回日本生化学会 大会合同大会
    • Place of Presentation
      神戸
    • Year and Date
      2015-12-01
    • Related Report
      2015 Research-status Report
  • [Presentation] RagA/RRAG A結合タンパク質Nop132と相互作用するタンパク質の同定2015

    • Author(s)
      関口猛
    • Organizer
      第5回Tor 研究会
    • Place of Presentation
      新潟
    • Year and Date
      2015-10-16
    • Related Report
      2015 Research-status Report
  • [Presentation] 変異原性ヌクレオチドはどこ へ行くのか?2015

    • Author(s)
      関口睦夫、伊東理世子、関口猛、早川浩、井口八郎
    • Organizer
      日本遺伝学会第87回大会
    • Place of Presentation
      仙台
    • Year and Date
      2015-09-24
    • Related Report
      2015 Research-status Report
  • [Presentation] Molecular tactics to escape from the threat of oxidation RNA damage.2015

    • Author(s)
      Mutsuo Sekiguchi
    • Organizer
      Tomas Lindahl Conference on DNA Reapir.
    • Place of Presentation
      Oslo, Norway
    • Year and Date
      2015-07-17
    • Related Report
      2015 Research-status Report
    • Invited

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Published: 2014-04-04   Modified: 2018-03-22  

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