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Functional analysis of Rho signaling in morphological change and migration of odontoblasts

Research Project

Project/Area Number 20890208
Research Category

Grant-in-Aid for Young Scientists (Start-up)

Allocation TypeSingle-year Grants
Research Field Morphological basic dentistry
Research InstitutionIwate Medical University

Principal Investigator

OTSU Keishi  Iwate Medical University, 歯学部, ポストドクター (60509066)

Project Period (FY) 2008 – 2009
Project Status Completed (Fiscal Year 2009)
Budget Amount *help
¥3,250,000 (Direct Cost: ¥2,500,000、Indirect Cost: ¥750,000)
Fiscal Year 2009: ¥1,508,000 (Direct Cost: ¥1,160,000、Indirect Cost: ¥348,000)
Fiscal Year 2008: ¥1,742,000 (Direct Cost: ¥1,340,000、Indirect Cost: ¥402,000)
Keywords発生・分化 / 歯学 / 細胞・組織 / シグナル伝達 / 象牙芽細胞 / 歯胚発生 / Rhoシグナリング / real time imaging / Rho シグナリング / slice culture
Research Abstract

We have developed a new system that can observe the morphological change and molecular dynamics in a single cell during odontogenesis. We have established odontoblasts cell line from tooth germ mesenchymal cells with odontoblast marker. Using the cell line and mouse incisor organ culture, we demonstrated that ROCK, an effecter molecule of Rho small GTPase, plays an important role for the polarization and odontogenesis.

Report

(3 results)
  • 2009 Annual Research Report   Final Research Report ( PDF )
  • 2008 Annual Research Report
  • Research Products

    (22 results)

All 2010 2009 2008 Other

All Journal Article (5 results) (of which Peer Reviewed: 5 results) Presentation (16 results) Remarks (1 results)

  • [Journal Article] Concentration-dependent inhibition of angiogenesis by mesenchymal stem cells.2009

    • Author(s)
      Keishi Otsu, Shonit Das, Sandra D. Houser, Sadiqa K. Quadri
    • Journal Title

      Sunita Bhattacharya, Jahar Bhattacharya, Blood 113

      Pages: 4197-4205

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] Expression of osteogenic proteins during the intrasplenic transplantation of Meckel' s chondrocytes: A histochemical and immunohistochemical study2009

    • Author(s)
      Kiyoto Ishizeki, Tadayoshi Kagiya, Naoki Fujiwara, Keishi Otsu, Hidemitsu Harada
    • Journal Title

      Arch Histol Cytol 72

      Pages: 1-12

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] Reduction of Egf signaling decides transition form crown to root in the development of mouse molars2009

    • Author(s)
      Naoki Fujiwara, Tadashi Akimoto, Keishi Otsu, Tadayoshi Kagiya, Kiyoto Ishizeki, Hidemitsu Harada
    • Journal Title

      312B

      Pages: 486-494

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] Expression of osteogenic proteins during the intrasplenic transplantation of Meckel's chondrocytes : A histochemical and immunohistochemical study2009

    • Author(s)
      石関清人、大津圭史, 他
    • Journal Title

      Arch Histol Cytol 72

      Pages: 1-12

    • NAID

      10025867939

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Concentration dependent inhibition of angiogenesis by mesenchymal stem cells2008

    • Author(s)
      Keishi Otsu
    • Journal Title

      Blood (In press)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] 間葉系幹細胞と血管内皮細胞との相互作用第115回日本解剖学会総会2010

    • Author(s)
      大津圭史、原田英光
    • Organizer
      全国学術集会
    • Place of Presentation
      岩手
    • Year and Date
      2010-03-30
    • Related Report
      2009 Final Research Report
  • [Presentation] 間葉系幹細胞と血管内皮細胞との相互作用2010

    • Author(s)
      大津圭史
    • Organizer
      第115回日本解剖学会総会・全国学術集会
    • Place of Presentation
      岩手県水産会館
    • Year and Date
      2010-03-30
    • Related Report
      2009 Annual Research Report
  • [Presentation] Rhoキナーゼによるエナメル芽細胞の極性制御機構2009

    • Author(s)
      大津圭史
    • Organizer
      第51回歯科基礎医学会学術大会
    • Place of Presentation
      朱鷺メッセ
    • Year and Date
      2009-09-10
    • Related Report
      2009 Annual Research Report
  • [Presentation] GFPマウスを用いたメッケル軟骨細胞の形質転換のイメージング解析2009

    • Author(s)
      石関清人、大津圭史
    • Organizer
      第51回歯科基礎医学会学術大会
    • Place of Presentation
      朱鷺メッセ
    • Year and Date
      2009-09-10
    • Related Report
      2009 Annual Research Report
  • [Presentation] ヘルトヴィッヒ上皮鞘形成過程におけるサービカルループでの細胞動態2009

    • Author(s)
      原田英光、大津圭史
    • Organizer
      第51回歯科基礎医学会学術大会
    • Place of Presentation
      朱鷺メッセ
    • Year and Date
      2009-09-10
    • Related Report
      2009 Annual Research Report
  • [Presentation] 歯の再生を目的としたiPS細胞の上皮、間葉細胞への分化誘導と分離培養2009

    • Author(s)
      大津圭史
    • Organizer
      第114回日本解剖学会総会
    • Place of Presentation
      岡山理科大
    • Year and Date
      2009-03-30
    • Related Report
      2008 Annual Research Report
  • [Presentation] 歯胚組織中の細胞動態を観察するためのimaging systemの開発2009

    • Author(s)
      藤原尚樹, 大津圭史
    • Organizer
      第114回日本解剖学会総会
    • Place of Presentation
      岡山理科大
    • Year and Date
      2009-03-28
    • Related Report
      2008 Annual Research Report
  • [Presentation] 歯の再生を目的としたips細胞の上皮2009

    • Author(s)
      大津圭史、石関清人、鍵谷忠慶、藤原尚樹、原田英光
    • Organizer
      間葉細胞への分化誘導と分離培養第114回日本解剖学会総会・全国学術大会
    • Place of Presentation
      岡山
    • Related Report
      2009 Final Research Report
  • [Presentation] 歯胚組織中の細胞動態を観察するためのimaging systemの開発第114回日本解剖学会総会2009

    • Author(s)
      藤原尚樹、大津圭史、秋元義、鍵谷忠慶、石関清人、原田英光
    • Organizer
      全国学術大会
    • Place of Presentation
      岡山
    • Related Report
      2009 Final Research Report
  • [Presentation] 銅イオンのマクロファージへ及ぼす細胞障害作用について2009

    • Author(s)
      鍵谷忠慶、秋元義、大津圭史、藤原尚樹、石関清人、原田英光, 吉田康夫、平雅之
    • Organizer
      第114回日本解剖学会総会・全国学術大会
    • Place of Presentation
      岡山
    • Related Report
      2009 Final Research Report
  • [Presentation] Rhoキナーゼによるエナメル芽細胞の極性制御機構2009

    • Author(s)
      大津圭史、藤原尚樹、石関清人、鍵谷忠慶、佐々木憲明
    • Organizer
      第51回歯科基礎医学会学術大会
    • Place of Presentation
      新潟
    • Related Report
      2009 Final Research Report
  • [Presentation] GFPマウスを用いたメッケル軟骨細胞の形質転換のイメージング解析2009

    • Author(s)
      石関清人、大津圭史、鍵谷忠慶、藤原尚樹、原田英光
    • Organizer
      第51回歯科基礎医学会学術大会
    • Place of Presentation
      新潟
    • Related Report
      2009 Final Research Report
  • [Presentation] ヘルトヴィッヒ上皮鞘形成過程におけるサービカルループでの細胞動態2009

    • Author(s)
      原田英光、石関清人、大津圭史、鍵谷忠慶、藤原尚樹
    • Organizer
      第51回歯科基礎医学会学術大会
    • Place of Presentation
      新潟
    • Related Report
      2009 Final Research Report
  • [Presentation] Stimulation of root formation and regenration by a natural compound2009

    • Author(s)
      Naoki Fujiwara, Keishi Otsu, Hidemitsu Harada
    • Organizer
      85th Congress of ghe European Orthodontic Society
    • Place of Presentation
      Finland
    • Related Report
      2009 Final Research Report
  • [Presentation] Stimulation of root formation and regeneration by a natural compound2009

    • Author(s)
      藤原尚樹、大津圭史
    • Organizer
      85^<th>Congress of the European Orthodontic Society
    • Place of Presentation
      Finlandia Hall, Finland
    • Related Report
      2009 Annual Research Report
  • [Presentation] 歯冠から歯根形成への移行過程におけるEGFsignalingの役割2008

    • Author(s)
      藤原尚樹、大津圭史、秋元義、鍵谷忠慶、石関清人、原田英光
    • Organizer
      第50回歯科基礎医学会学術大会
    • Place of Presentation
      昭和大学(東京)
    • Related Report
      2009 Final Research Report
  • [Remarks]

    • URL

      http://oralhist.iwate-med.ac.jp/

    • Related Report
      2009 Final Research Report

URL: 

Published: 2008-04-01   Modified: 2016-04-21  

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