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2008 Fiscal Year Final Research Report

Analysis of Wnt signaling in cementoblast differention

Research Project

  • PDF
Project/Area Number 19592380
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Periodontal dentistry
Research InstitutionTohoku University

Principal Investigator

NEMOTO Eiji  Tohoku University, 大学院・歯学研究科, 講師 (40292221)

Co-Investigator(Kenkyū-buntansha) SHIMAUCHI Hidetoshi  東北大学, 大学院・歯学研究科, 教授 (70187425)
Project Period (FY) 2007 – 2008
KeywordsWntシグナル / セメント芽細胞 / 細胞分化
Research Abstract

セメント芽細胞においてcanonical Wntシグナルが機能的に作動していることを明らかにした。Wnt3aで刺激したところ、アルカリフォスファターゼ、 骨シアロ蛋白、そして オステオカルシン遺伝子の発現が抑制された。さらに、Wnt3aは細胞サイクルの調節因子であるCyclin D1遺伝子の発現を誘導するとともに、細胞増殖活性を亢進した。以上の知見からWntシグナルはセメント芽細胞の分化を抑制し、そして増殖反応を亢進することが示唆された。

  • Research Products

    (15 results)

All 2009 2008 2007

All Journal Article (6 results) (of which Peer Reviewed: 6 results) Presentation (9 results)

  • [Journal Article] Wnt signaling inhibits cementoblast differentiation and promotes proliferation2009

    • Author(s)
      Nemoto, E., Y. Koshikawa, S. Kanaya, M. Tsuchiya, M. Tamura, M. J. Somerman and H. Shimauchi
    • Journal Title

      Bone 44 (5)

      Pages: 805-812

    • Peer Reviewed
  • [Journal Article] Porphyromonas gingivalis fimbriae induce unique dendritic cell subsets via Toll-like receptor 22009

    • Author(s)
      Kanaya, S., E. Nemoto, T. Ogawa, H. Shimauchi
    • Journal Title

      J. Periodontal Res (in press)

    • Peer Reviewed
  • [Journal Article] Micro-CT analysis of alveolar bone healing using a rat experimental model of critical-size defects2009

    • Author(s)
      Ebina H, Hatakeyama J, Onodera M, Honma T, Kamakura S, Shimauchi H, Sasano Y
    • Journal Title

      Oral Dis (in press)

    • Peer Reviewed
  • [Journal Article] Expression of functional Toll-like receptors and NODs in murine cementoblasts and their up-regulation during cell differentiation2008

    • Author(s)
      Nemoto, E., T. Honda, S. Kanaya, H. Takada, and H. Shimauchi
    • Journal Title

      J. Periodontal Res 43

      Pages: 585-593

    • Peer Reviewed
  • [Journal Article] Improvement of periodontal condition by probiotics with Lactobacillus salivarius WB21 : a randomized, double-blind, placebo-controlled study2008

    • Author(s)
      Shimauchi H, Mayanagi G, Nakaya S, Minamibuchi M, Ito Y, Yamaki K, HirataH.
    • Journal Title

      J. Clin. Periodontol 35

      Pages: 897-905

    • Peer Reviewed
  • [Journal Article] Dose-dependent osteogenic effect of octacalcium phosphate on mouse bone marrow stromal cells2008

    • Author(s)
      Anada T, Kumagai T, Honda Y, Masuda T, Kamijo R, Kamakura S, Yoshihara N, Kuriyagawa T, Shimauchi H, Suzuki O
    • Journal Title

      Tissue Eng Part A 14

      Pages: 965-978

    • Peer Reviewed
  • [Presentation] Wnt signaling inhibits cementoblast differentiation and promotes proliferation2009

    • Author(s)
      E. Nemoto, Y. Koshikawa, S. Kanaya, M. Tsuchiya, M. Tamura, M.J. Somerman, and H. Shimauchi
    • Organizer
      Tohoku-Forsyth Symposium
    • Place of Presentation
      Boston, USA
    • Year and Date
      20090310-11
  • [Presentation] Elevated extracellular Ca^<2+>induces bone morphogenetic protein-2 in human dental pulp cells2009

    • Author(s)
      N. Hamaji, S. Kanaya, E. Nemoto and H. Shimauchi
    • Organizer
      3rd International Symposium for interface Oral Health Science
    • Place of Presentation
      Sendai, Japan
    • Year and Date
      20090115-16
  • [Presentation] Wnt signaling inhibits cementoblast differentiation and promotes proliferation2009

    • Author(s)
      E. Nemoto, Y. Koshikawa, S. Kanaya, M. Tsuchiya, M. Tamura, M.J. Somerman, and H. Shimauchi
    • Organizer
      3rd International Symposium for interface Oral Health Science
    • Place of Presentation
      Sendai, Japan
    • Year and Date
      20090115-16
  • [Presentation] ヒト歯髄細胞における細胞外Ca^<2+>刺激による bone morphogenetic protein-2発現誘導2008

    • Author(s)
      濱地希 金谷聡介 根本英二 島内英俊
    • Organizer
      第129回日本歯科保存学会総会
    • Place of Presentation
      富山
    • Year and Date
      20081106-07
  • [Presentation] Elevated extracellular Ca2+induces fibroblast growth factor-2 mRNA in cementoblasts2008

    • Author(s)
      S. Kanaya, E. Nemoto, MJ Somerman H. Shimauchi
    • Organizer
      86th International Association for Dental Research
    • Place of Presentation
      Toronto,Canada
    • Year and Date
      20080702-05
  • [Presentation] Wnt/β-catenin inhibits cementoblast differentiation, in vitro2008

    • Author(s)
      E. Nemoto, Y. Koshikawa, S. Kanaya, M. Tsuchiya, M. Tamura, MJ Somerman and H. Shimauchi
    • Organizer
      86th International Association for Dental Research
    • Place of Presentation
      Toronto,Canada
    • Year and Date
      20080702-05
  • [Presentation] マウスセメント芽細胞における細胞外Ca^<2+>刺激によるFibroblast growth factor 2発現誘導2008

    • Author(s)
      金谷聡介、根本英二、島内英俊
    • Organizer
      第51回春季日本歯周病学会
    • Place of Presentation
      さいたま
    • Year and Date
      20080425-26
  • [Presentation] セメント芽細胞分化に対するwnt/β-cateninシグナルの影響2007

    • Author(s)
      越川洋平、根本英二、金谷聡介、島内英俊
    • Organizer
      第127回日本歯科保存学会総会
    • Place of Presentation
      岡山
    • Year and Date
      20071108-09
  • [Presentation] セメント芽細胞におけるpattern-recognition receptorsの発現および細胞分化によるその変動2007

    • Author(s)
      本田徹、根本英二、金谷聡介、島内英俊
    • Organizer
      第127回日本歯科保存学会総会
    • Place of Presentation
      岡山
    • Year and Date
      20071108-09

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Published: 2010-06-10   Modified: 2016-04-21  

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