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2008 Fiscal Year Final Research Report

Abnormality of synovial mesenchymal cells in autoimmune arthritis

Research Project

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Project/Area Number 19590390
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Experimental pathology
Research InstitutionKawasaki Medical School

Principal Investigator

ISHIHARA Katsuhiko  Kawasaki Medical School, 教授 (10263245)

Research Collaborator IGARASHI Hideya  川崎医科大学, 免疫学, 准教授 (40291538)
Project Period (FY) 2007 – 2008
Keywords疾患モデル動物 / 滑膜線維芽細胞 / 関節リウマチ
Research Abstract

遺伝子改変関節炎発症型マウスの滑膜組織より間葉系細胞株のクローンを樹立した。表面抗原は骨髄間質細胞と類似しており、骨髄細胞からマクロファージ系細胞の発生を支持する機能を有した。これらの細胞株は間葉系細胞、滑膜線維芽細胞、骨芽細胞に特徴的な遺伝子を発現していた。HTLV-1のpX遺伝子を過剰発現するマウス由来の滑膜線維芽細胞株では、破骨細胞分化誘導能が亢進していた。これらの滑膜線維芽細胞に関する基礎的解析結果は、関節リウマチの病態の理解につながる重要な知見を提供した。

  • Research Products

    (3 results)

All 2009 2008 2007

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (1 results)

  • [Journal Article] Point mutation of tyrosine 759 of the IL-6 family cytokine receptor, gp130, augments collagen-induced arthritis in DBA/1J mice2009

    • Author(s)
      Tsuji F, Yoshimi M, Katsura O, Takai M, Ishihara k, Aono H.
    • Journal Title

      BMC Musculo -skelet Dissord 10

      Pages: 23

    • Peer Reviewed
  • [Journal Article] Interleukin-6 directly inhibits osteoclast differentiation by suppressing receptor activation of NF-kappa B signaling pathway2008

    • Author(s)
      Ebis S.
    • Journal Title

      J.Biol.Chem. 238

      Pages: 11535-11540

    • Peer Reviewed
  • [Presentation] Search for cell-intrinsic abnormalities of synovial fibroblasts in rheumatoid arthritis2007

    • Author(s)
      Katsuhiko Ishihara, Hideya Igarashi, Toshiyuki Fukada, Masaaki Murakami and Toshio Hirano
    • Organizer
      第37回日本免疫学会学術集会
    • Place of Presentation
      東京
    • Year and Date
      20071120-22

URL: 

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

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