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Novel cell cycle monitoring system constructed by primary cilia-related factors

Research Project

Project/Area Number 15H05596
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypeSingle-year Grants
Research Field Cell biology
Research InstitutionOsaka City University (2017-2019)
Osaka University (2015-2016)

Principal Investigator

Chiba Shuhei  大阪市立大学, 大学院医学研究科, 講師 (60572493)

Project Period (FY) 2015-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2019)
Budget Amount *help
¥23,400,000 (Direct Cost: ¥18,000,000、Indirect Cost: ¥5,400,000)
Fiscal Year 2018: ¥6,890,000 (Direct Cost: ¥5,300,000、Indirect Cost: ¥1,590,000)
Fiscal Year 2017: ¥6,630,000 (Direct Cost: ¥5,100,000、Indirect Cost: ¥1,530,000)
Fiscal Year 2016: ¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2015: ¥5,850,000 (Direct Cost: ¥4,500,000、Indirect Cost: ¥1,350,000)
Keywords基底小体 / 繊毛 / 細胞周期 / 中心体構造変換 / 超解像イメージング / appendage / チェックポイント / 一次繊毛 / 多繊毛細胞 / 超解像度顕微鏡 / Appendage / ユビキチン化
Outline of Final Research Achievements

The centrosome acts as a microtubule-organizing center at interphase phases; it can mature into a spindle pole during mitosis and transition into a cilium by elongating microtubules from the basal body on cell differentiation or cell cycle arrest. In this study, I identified hierarchical organization of the Subdistal appendages, which play a role for the stability of centrosomal microtubules. I also found that the basal body and primary cilia-related factors regulate various aspects of cell cycle progression. Furthermore, I found that cell cycle regulators, which direct involvement has not been reported so far, may regulate structural transformation of centrosome.

Academic Significance and Societal Importance of the Research Achievements

中心体構造変換を担う分子基盤の全貌の解明から、細胞が備えたリスク管理システムを明らかにしようとする点が本研究の特色である。本研究により、細胞が兼ね備えた新たな細胞周期監視システムの実体が明らかになる可能性があり、ここで得られた成果は細胞周期制御の理解に向けた新機軸の提唱ならびに繊毛症の発症メカニズム解明にむけた新展開へと派生することが期待される。

Report

(5 results)
  • 2019 Final Research Report ( PDF )
  • 2018 Annual Research Report
  • 2017 Annual Research Report
  • 2016 Annual Research Report
  • 2015 Annual Research Report
  • Research Products

    (14 results)

All 2019 2018 2017 2016 2015 Other

All Int'l Joint Research (3 results) Journal Article (3 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 3 results,  Open Access: 2 results,  Acknowledgement Compliant: 1 results) Presentation (7 results) (of which Invited: 1 results) Book (1 results)

  • [Int'l Joint Research] Johns Hopkins University(米国)

    • Related Report
      2017 Annual Research Report
  • [Int'l Joint Research] Johns Hopkins University(米国)

    • Related Report
      2016 Annual Research Report
  • [Int'l Joint Research] ジョンズホプキンス大学(米国)

    • Related Report
      2015 Annual Research Report
  • [Journal Article] Cep128 associates with Odf2 to form the subdistal appendage of the centriole2019

    • Author(s)
      Kashihara Hiroka、Chiba Shuhei、Kanno Shin-ichiro、Suzuki Koya、Yano Tomoki、Tsukita Sachiko
    • Journal Title

      Genes to Cells

      Volume: 24 Issue: 3 Pages: 231

    • DOI

      10.1111/gtc.12668

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Glucose deprivation induces primary cilium formation through mTORC1 inactivation2018

    • Author(s)
      Takahashi, K.、Nagai, T.、Chiba, S.、Nakayama, K.、and Mizuno. K.
    • Journal Title

      J Cell Sci

      Volume: 131 Issue: 1 Pages: 208769-208769

    • DOI

      10.1242/jcs.208769

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Dynamic Remodeling of Membrane Composition Drives Cell Cycle through Primary Cilia Excision.2017

    • Author(s)
      Phua SC, Chiba S, Suzuki M, Su E, Roberson EC, Pusapati GV, Setou M, Rohatgi R, Reiter JF, Ikegami K, Inoue T
    • Journal Title

      Cell

      Volume: 168 Pages: 264-264

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Presentation] 中心体機能制御インターフェースとしてのアペンデージ構造の分子基盤2017

    • Author(s)
      柏原宏香、千葉秀平、菅野新一郎、月田早智子
    • Organizer
      第69回日本細胞生物学会大会
    • Place of Presentation
      仙台
    • Year and Date
      2017-06-13
    • Related Report
      2016 Annual Research Report
  • [Presentation] 膨張顕微鏡法を用いた一次繊毛の超解像イメージング2017

    • Author(s)
      加藤洋平、千葉秀平、中山和久
    • Organizer
      2017年度 生命科学系学会合同年次大会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 一次繊毛形成と細胞周期を制御する中心体の分子基盤2017

    • Author(s)
      柏原宏香、千葉秀平、加藤洋平、菅野新一郎、中山和久、矢野智樹、月田早智子
    • Organizer
      2018年 生体運動研究合同班会議
    • Related Report
      2017 Annual Research Report
  • [Presentation] 中心体機能制御インターフェースとしてのアペンデージ構造の分子基盤2017

    • Author(s)
      柏原宏香,千葉秀平,菅野新一郎,月田早智子
    • Organizer
      第69回日本細胞生物学会大会シンポジウム
    • Related Report
      2017 Annual Research Report
  • [Presentation] Molecular basis and hierarchical assembly of centriole/basal body appendage in mammalian cells2016

    • Author(s)
      Chiba S, Kashihara H, Tsukita S
    • 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
    • Invited
  • [Presentation] Coordination of basal body orientation in differentiating multiciliated cells: Mechanism revealed by long-term live imaging.2015

    • Author(s)
      Elisa Herawati, Daisuke Taniguchi, Hatsuho Kanoh, Kazuhiro Tateishi, Shuhei Chiba, Yuki Ogura, Tomoki Yano, Atsushi Tamura, Shuji Ishihara, Sachiko Tsukita
    • Organizer
      BMB2015(第38回日本分子生物学会年会、第93回日本生化学会大会 合同大会)
    • Place of Presentation
      神戸ポートピアホテル (兵庫県神戸市)
    • Year and Date
      2015-12-01
    • Related Report
      2015 Annual Research Report
  • [Presentation] 基底小体アペンデージによる繊毛形成・アピカル細胞骨格制御機構2015

    • Author(s)
      月田早智子, Elisa Herawati, 千葉秀平
    • Organizer
      新学術研究領域「シリア・中心体による生体情報フローの制御」第3回領域会議
    • Place of Presentation
      倉敷シーサイドホテル (岡山県倉敷市)
    • Year and Date
      2015-08-27
    • Related Report
      2015 Annual Research Report
  • [Book] 実験医学 2018年4月号 超解像度技術と一次繊毛解析への応用2018

    • Author(s)
      千葉秀平
    • Total Pages
      141
    • Publisher
      羊土社
    • ISBN
      9784758125062
    • Related Report
      2017 Annual Research Report

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Published: 2015-04-16   Modified: 2022-11-04  

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