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2009 Fiscal Year Self-evaluation Report

Spatiotemporal regulation of antigen recognition and activation of T cells

Research Project

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Project/Area Number 19109005
Research Category

Grant-in-Aid for Scientific Research (S)

Allocation TypeSingle-year Grants
Research Field Immunology
Research InstitutionThe Institute of Physical and Chemical Research

Principal Investigator

SAITO Takashi  The Institute of Physical and Chemical Research, 免疫シグナル研究グループ, グループディレクター (50205655)

Project Period (FY) 2007 – 2011
Keywords獲得免疫 / シグナル伝達 / T細胞活性化 / イメージング解析 / 抗原認識
Research Abstract

T細胞は抗原を認識して活性化され、免疫応答が始まる。T細胞活性化を誘導するのは免疫シナプスとは異なるミクロクラスターであることを発見し、活性化制御機構の再検が必要になった。ミクロクラスターに含まれるシグナル分子群、Lipid raftやco-stimulationシグナルとの関係、抗原ペプチドの量と質による制御、などT細胞活性化のダイナミックな制御系を解明する。

  • Research Products

    (8 results)

All 2010 2009 2008 2007 Other

All Journal Article (3 results) (of which Peer Reviewed: 3 results) Presentation (1 results) Book (1 results) Remarks (1 results) Patent(Industrial Property Rights) (2 results)

  • [Journal Article] Costimulation signals mediated by CD28-microclusters2009

    • Author(s)
      Yokosuka, T., Saito, T.
    • Journal Title

      Immunol.Rev. 229

      Pages: 27-40

    • Peer Reviewed
  • [Journal Article] Mincle is an ITAM-coupled activating receptor that senses damaged cells2008

    • Author(s)
      Yamasaki S, Ishikawa E, Sakuma M, Hara H, Ogata K, Saito T
    • Journal Title

      Nat.Immunol. 9

      Pages: 1179-1188

    • Peer Reviewed
  • [Journal Article] Spatiotemporal regulation of T cell costimulation by TCR-CD28 microclusters through protein kinase C θ translocation2008

    • Author(s)
      Yokosuka T, Kobayashi W, Sakata-Sogawa K, Takamatsu M, Hashimoto-Tane A, Dustin ML, Tokunaga M, Saito T
    • Journal Title

      Immunity 29

      Pages: 589-601

    • Peer Reviewed
  • [Presentation] Dynamic regulation of T cell activation through TCR micloclusters2007

    • Author(s)
      Saito, T.
    • Organizer
      13^<th> International Congress of Immunology
    • Place of Presentation
      Rio de Janeiro, Brazil
    • Year and Date
      2007-08-24
  • [Book] Curr.Top.Microbiol.Immunol. (T. Saito and F. D. Batista (eds.), The immunological synapse, TCR microclusters, and T cell activation.)2010

    • Author(s)
      Yokosuka T, Saito T.
    • Total Pages
      81-107
    • Publisher
      Springer-Verlag
  • [Remarks] HP

    • URL

      http://www.rcai.riken.jp/group/signaling/index.html

  • [Patent(Industrial Property Rights)] 糖鎖認識受容体の新規用途2008

    • Inventor(s)
      山崎晶, 斉藤隆
    • Industrial Property Rights Holder
      (独)理化学研究所
    • Industrial Property Number
      特許特願2008-186570
    • Filing Date
      2008-07-17
  • [Patent(Industrial Property Rights)] 糖鎖認識受容体の新規用途2008

    • Inventor(s)
      山崎晶, 斉藤隆
    • Industrial Property Rights Holder
      (独)理化学研究所
    • Industrial Property Number
      特許特願2008-285948
    • Filing Date
      2008-11-06

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Published: 2011-06-18   Modified: 2016-04-21  

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