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Identification and characterization of a novel regulatory factor for the determination of osteoblast-adipocyte differentiation using RNA interference

Research Project

Project/Area Number 18591656
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Orthopaedic surgery
Research InstitutionTokyo Medical and Dental University

Principal Investigator

ARAI Yoshiyasu  Tokyo Medical and Dental University, 大学院・医歯学総合研究科, 講師 (10401390)

Co-Investigator(Kenkyū-buntansha) 竹田 秀  東京医科歯科大学, 大学院・医歯学総合研究科, COE拠点形成特任教員 (30376727)
麻生 義則  東京医科歯科大学, 医学部附属病院, 助教 (50345279)
若林 良明  東京医科歯科大学, 大学院・医歯学総合研究科, 助教 (00431916)
Co-Investigator(Renkei-kenkyūsha) TAKEDA Shu  慶應義塾大学, 医学部, 准教授 (30376727)
ASOU Yoshinori  東京医科歯科大学, 大学院・医歯学総合研究科, 講師 (50345279)
WAKABAYASHI Yoshiaki  東京医科歯科大学, 大学院・医歯学総合研究科, 助教 (00431916)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,100,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥600,000)
Fiscal Year 2008: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2007: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2006: ¥1,500,000 (Direct Cost: ¥1,500,000)
KeywordsRNA干渉 / 骨芽細胞 / 非翻訳RNA / 骨芽細胞分化 / スクリーニング / 脂肪細胞分化
Research Abstract

我々はタンパク質をコードしない小分子RNAに着目し、骨芽細胞分化における機能を検討した。その結果、mir-206が骨芽細胞分化を抑制すること、mir-206を過剰に発現するトランスジェニックマウスの骨量が低下することを明らかにし、マイクロRNAが骨芽細胞分化の生理的調節因子であることを世界で初めて報告した。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (8 results)

All 2009 2008 2007

All Journal Article (4 results) (of which Peer Reviewed: 3 results) Presentation (4 results)

  • [Journal Article] A microRNA regulatory mechanism of osteoblast differentiation.2009

    • Author(s)
      Inose H, Ochi H, Kimura A, Fujita K, Xu R, Sato S, Iwasaki M, Sunamura S, Takeuchi Y, Fukumoto S, Saito K, Nakamura T, Siomi H, Ito H, Arai Y, Shinomiya K-i, Takeda S
    • Journal Title

      Proceedings of the National Academy of Sciences 106 (49)

      Pages: 20794-20799

    • Related Report
      2008 Final Research Report
  • [Journal Article] Chondroitin sulfate N-acetylgalactosaminyltransferase-1 plays a critical role in chondroitin sulfate synthesis cartilage.2007

    • Author(s)
      Sakai K, Shinomiya K(6番目)計7人
    • Journal Title

      J Biol Chem 282

      Pages: 4152-61

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Central control of bone remodelling by Neuromedin U2007

    • Author(s)
      Sato S, Shinomiya K(16番目), Takeda S, ら(最終著者)計17人
    • Journal Title

      Nat Med 13

      Pages: 1234-40

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Prevention of cartilage destruction with intraarticular osteoclastogenesis inhibitory factor/osteoprotegerin in a marinemodel of osteoarthritis.2007

    • Author(s)
      Shimizu S, Asou Y(2番目), Shinomiya K(6番目)ら計7人
    • Journal Title

      Arthritis Rheum 56

      Pages: 3358-65

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] Regulation of osteoblast differentiation by microRNA ASBMR2008

    • Author(s)
      H. Inose, A. Kimura, M. Iwasaki, Y. Arai, K. Shinomiya, S. Takeda
    • Organizer
      30th Anuual Meeting
    • Place of Presentation
      Motreal, Quebec, Canada
    • Year and Date
      2008-09-15
    • Related Report
      2008 Final Research Report
  • [Presentation] Regulation of osteoblast differentiation by microRNA2008

    • Author(s)
      H. Inose, A. Kimura, M. Iwasaki, Y. Arai, K. Shinomiya, S. Takeda
    • Organizer
      ASBMR 30th Annual Meeting
    • Place of Presentation
      Montreal, Quebec, Canada
    • Year and Date
      2008-09-15
    • Related Report
      2008 Annual Research Report
  • [Presentation] Regulation of osteoblast differentiation by microRNA2007

    • Author(s)
      H. Inose, S. Takeda, S. Sato M. Iwasaki, A. Kimura and K. Shinomiya
    • Organizer
      ASBMR 29th Annual Meeting
    • Place of Presentation
      Honolulu, Hawaii
    • Year and Date
      2007-09-17
    • Related Report
      2007 Annual Research Report
  • [Presentation] Regulation of osteoblast differentiation by microRNA ASBMR2007

    • Author(s)
      H. Inose, S. Takeda, S. Sato, M. Iwasaki, A. Kimura, K.
    • Organizer
      Shinomiya ASBMR annual meeting
    • Place of Presentation
      Honolulu, Hawaii, USA
    • Related Report
      2008 Final Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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