• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to previous page

SDF-1 plays a role in bone growth and repair by cytoskeleton modulation

Research Project

Project/Area Number 19591756
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Orthopaedic surgery
Research InstitutionKyoto University

Principal Investigator

ITO Hiromu  Kyoto University, 医学研究科, 助教 (70397537)

Co-Investigator(Kenkyū-buntansha) 渡邊 直樹  京都大学, 医学研究科, 准教授 (80303816)
田代 啓  京都府立医科大学, 医学研究科, 教授 (10263097)
中村 孝志  京都大学, 医学研究科, 教授 (10201675)
Co-Investigator(Renkei-kenkyūsha) WATANABE Naoki  京都大学, 医学研究科, 准教授 (80303816)
TASHIRO Kei  京都府立医科大学, 医学研究科, 教授 (10263097)
NAKAMURA Takashi  京都大学, 医学研究科, 教授 (10201675)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2008: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2007: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
Keywords骨折 / 成長軟骨 / ケモカイン / 細胞内骨格
Research Abstract

マウス肋骨骨折において、軟骨細胞肥大化に伴ってSDF-1の遺伝子発現、タンパク発現が上昇し、またマウス胎仔の中足骨において、肥大化軟骨にSDF-1の発現が上昇し、阻害薬でその成長が阻害される。また軟骨細胞にSDF-1を加えるとactinのpolymerizationが促進され、阻害薬はこれを抑制する。以上のことからSDF-1は細胞内骨格の改変を通じて軟骨細胞の肥大化に役割を果たしていると考えられた。

Report

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

    (5 results)

All 2009 2008 2007

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (4 results)

  • [Journal Article] SDF-1/CXCR4 signaling is critical for the recruitment of mesenchymal stem cells to the fracture site during skeletal repair2009

    • Author(s)
      Toshiyuki Kitaori, Hiromu Ito, Edward M. Schwarz, Ryosuke Tsutsumi, Hiroyuki Yoshitomi, Shinya Oishi, Masakazu Nakano, Nobutaka Fujii, Takashi Nagasawa, Takashi Nakamura
    • Journal Title

      Arthritis and Rheumatism 60

      Pages: 813-823

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] 間葉系幹細胞の遊走による骨治癒-SDF-1/CXCR4の役割-2009

    • Author(s)
      伊藤宣、北折俊之、Edward Schwarz、藤井信孝、長澤丘司、中村孝志
    • Organizer
      第8回日本再生医療学会総会
    • Place of Presentation
      東京
    • Year and Date
      2009-03-05
    • Related Report
      2008 Final Research Report
  • [Presentation] The involvement of SDF-1/CXCR4 axis in endochondral bone repair2009

    • Author(s)
      Toshiyuki Kitaori, Hiromu Ito, Edward Schwarz, Takashi Nakamura
    • Organizer
      The 55^<th> annual meeting of the Orthopaedic Research Society
    • Place of Presentation
      in Las Vegas, USA
    • Year and Date
      2009-02-25
    • Related Report
      2008 Final Research Report
  • [Presentation] ケモカインSDF-1は内軟骨骨化による骨修復に必要である2008

    • Author(s)
      北折俊之、伊藤宣、E.M. Schwarz、中村孝志
    • Organizer
      第23回日本整形外科学会基礎学術集会
    • Place of Presentation
      京都
    • Year and Date
      2008-10-24
    • Related Report
      2008 Final Research Report
  • [Presentation] SDF-1/CXCR4 recruits mesenchymal stem cells in bone healing2007

    • Author(s)
      Hiromu Ito, Toshiyuki Kitaori, Edward M. Schwarz, Takashi Nakamura
    • Organizer
      The 6th Combined Meeting of the Orthopaedic Research Societies
    • Place of Presentation
      in Honolulu, Hawaii, USA
    • Related Report
      2008 Final Research Report

URL: 

Published: 2007-04-01   Modified: 2016-04-21  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi