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A novel regulatory mechanism of inflammatory responses by inhibitory receptors.

Research Project

Project/Area Number 19590507
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Immunology
Research InstitutionResearch Institute, International Medical Center of Japan

Principal Investigator

SORIMACHI Norio  Research Institute, International Medical Center of Japan, 消化器疾患研究部消化管疾患研究室, 室長 (30217468)

Co-Investigator(Kenkyū-buntansha) 笹渡 繁巳  国立国際医療センター(研究所), 消化器疾患研究部消化管疾患研究室, 研究員 (30450597)
吉崎 真理子  国立国際医療センター(研究所), 消化器疾患研究部消化管疾患研究室, 研究員 (20517809)
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抑制性レセプター / 炎症 / MHCクラスI
Research Abstract

免疫応答における活性化と抑制のバランス維持は、自己免疫疾患を予防し、適切な強度と時間軸で免疫応答を誘導するために重要な機構であり、機能抑制型のレセプター群が重要な役割を果たす。本研究は、炎症性細胞に限局して発現する抑制性レセプターLy49Qの機能解析を通じて、MHCクラスIとその受容体による新しい炎症制御機構を明らかにすることを目的とし、この分子が炎症性細胞の細胞遊走とサイトカインの産生を制御していることを見出し、その分子機構を明らかにした。

Report

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

    (31 results)

All 2009 2008 2007 Other

All Journal Article (11 results) (of which Peer Reviewed: 4 results) Presentation (16 results) Book (2 results) Remarks (2 results)

  • [Journal Article] 抑制性レセプターLy49QによるTLR9シグナルの新規制御機構2009

    • Author(s)
      反町典子
    • Journal Title

      臨床免疫・アレルギー科 印刷中

      Pages: 0-0

    • Related Report
      2008 Final Research Report
  • [Journal Article] Positive regulation of plasmacytoid dendritic cell function via Ly49Q recognition of class I MHC.2008

    • Author(s)
      Tai LH, Goulet ML, Belanger S, Toyama-Sorimachi N, Fodil-Cornu N, Vidal SM, Troke AD, McVicar DW, Makrigiannis AP
    • Journal Title

      J Exp Med. 205

      Pages: 3187-99

    • Related Report
      2008 Final Research Report
  • [Journal Article] Positive regulation of plasmacytoid dendritic cell function via Ly49Q recognition of MHC class I.2008

    • Author(s)
      Tai LH, Goulet ML, Toyama-Sorimachi N, et al
    • Journal Title

      Journal of Experimental Medicine 205

      Pages: 3187-3199

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Dose-dependent differential regulation of cytokine secretion from macrophages by fractalkine.2007

    • Author(s)
      Mizutani N, Sakurai T, Shibata T, Uchida K, Fujita J, Kawashima R, Kawamura YI, Toyama-Sorimachi N, Imai T, Dohi T.
    • Journal Title

      J. Immunol. 179

      Pages: 7478-87

    • Related Report
      2008 Final Research Report
  • [Journal Article] Inhibition of CCL1-CCR8 interaction prevents aggregation of macrophages and development of peritoneal adhesions.2007

    • Author(s)
      Hoshino A, Kawamura YI, Yasuhara M, Toyama-Sorimachi N, Yamamoto K, Matsukawa A, Lira SA, Dohi T.
    • Journal Title

      J Immunol. 178

      Pages: 5296-304

    • Related Report
      2008 Final Research Report
  • [Journal Article] Recognition of H-2K(b) by Ly49Q suggests a role for class Ia MHC regulation of plasmacytoid dendritic cell function.2007

    • Author(s)
      Tai LH, Goulet ML, Belanger S, Troke AD, St-Laurent AG, Mesci A, Toyama-Sorimachi N*, Carlyle JR*, Makrigiannis AP
    • Journal Title

      Mol Immunol. 44

      Pages: 2638-46

    • Related Report
      2008 Final Research Report
  • [Journal Article] Ly49B is expressed on multiple subpopulations of myeloid cells.2007

    • Author(s)
      Gays F, Aust JG, Reid DM, Falconer J, Toyama-Sorimachi N, Taylor PR, Brooks CG.
    • Journal Title

      J Immunol. 177

      Pages: 5840-51

    • Related Report
      2008 Final Research Report
  • [Journal Article] Ly49B is expressed on multiple subpopulatians of myeloid cells.2007

    • Author(s)
      Gays F, Aust JG, Reid DM, Falconer J, Toyama-Sorimachi N, Taylor PR, Brooks CG.
    • Journal Title

      J Immunol. 177

      Pages: 5840-5851

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Recognition of H-2K(b)by Ly49Q suggests a role for class Ia MHC regulation of plasmacytoid dendritic cell function.2007

    • Author(s)
      Tai LH, Goulet ML, Belanger S, Troke AD, St-Laurent AG, Mesci A, Toyama-Sorimachi N, Carlyle JR, Makrigiannis AP.
    • Journal Title

      Mol Immunol. 44

      Pages: 2638-2646

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Dose-dependent differential regulation of cytokine secretion from macrophages by fractalkine.2007

    • Author(s)
      Mizutani N, Sakurai T, Shibata T, Uchida K, Fujita J, Kawashima R, Kawamura YI, Toyama-Sorimachi N, Imai T, Dote T.
    • Journal Title

      J Immunol. 179

      Pages: 7478-7487

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Spatiotemporal regulation of intracellular trafficking of TLR9 by an inhibitory receptor, Ly49Q.

    • Author(s)
      Yoshizaki M., Tazawa A., Kasumi E., Sasawatari S., Itoh K., Dohi T., Sasazuki T., Inaba K., Makrigiannis A.P. and Toyama-Sorimachi, N.
    • Journal Title

      Blood in press

      Pages: 0-0

    • Related Report
      2008 Final Research Report
  • [Presentation] A crucial role of Ly49Q in TLR9-triggering cytokine production.2008

    • Author(s)
      Yoshizaki M., Tazawa A., Kasumi E., Sasawatari S., Dohi T., Toyama-Sorimachi, N.
    • Organizer
      第38回日本免疫学会総会・学術集会
    • Place of Presentation
      京都
    • Related Report
      2008 Final Research Report
  • [Presentation] Regulation of TLR4 signaling by an inhibitory receptor, Ly49Q.2008

    • Author(s)
      Kasumi E., Tazawa A., Yoshizaki M., Sasawatari S., Dohi T., Toyama-Sorimachi, N.
    • Organizer
      第38回日本免疫学会総会・学術集会
    • Place of Presentation
      京都
    • Related Report
      2008 Final Research Report
  • [Presentation] Ly14Q is crucial for regulation of plasmacytoid dendritic cell survival.2008

    • Author(s)
      Sasawatari S., Tazawa A., Yoshizaki M., Dohi T., Inaba K., Toyama-Sorimachi, N.
    • Organizer
      第38回日本免疫学会総会・学術集会
    • Place of Presentation
      京都
    • Related Report
      2008 Final Research Report
  • [Presentation] IL-13 disrupts tight junction in the intestinal epithelial cells by modulating expression of ZO-1, occluding and caludin-2.2008

    • Author(s)
      Kawashima R., Kawamura Y., Toyama-Sorimachi N., Dohi T.
    • Organizer
      第38回日本免疫学会総会・学術集会
    • Place of Presentation
      京都
    • Related Report
      2008 Final Research Report
  • [Presentation] Ly49Q is crucial for regulation of plasmacytoid dendritic cell survival2008

    • Author(s)
      Sasawatari S. Toyama-Sorimachi, N., 他
    • Organizer
      第38回日本免疫学会総会・学術集会
    • Place of Presentation
      京都
    • Related Report
      2008 Annual Research Report
  • [Presentation] 抑制性MHCレセプターLy49Qによる炎症応答制御と免疫恒常性の維持2007

    • Author(s)
      笹渡繁巳、反町典子
    • Organizer
      第16回東京免疫フォーラム
    • Year and Date
      2007-03-15
    • Related Report
      2008 Final Research Report
  • [Presentation] An inhibitory MHC class I receptor, Ly49Q, is crucial for neutrophils polarization and infiltration by regulating cellular distribution of SHP-1.2007

    • Author(s)
      Toyama-Sorimachi, N., Sasawatari, S., Inaba, K., Dohi, T.
    • Organizer
      第37回日本免疫学会総会・学術集会
    • Place of Presentation
      東京
    • Related Report
      2008 Final Research Report
  • [Presentation] A novel regulatory mechanism of recruitment and type I interferon secretion of plasmacytoid dendritic cells.2007

    • Author(s)
      Sasawatari, S., Dohi, T., Inaba, K., Toyama-Sorimachi, N.
    • Organizer
      第37回日本免疫学会総会・学術集会
    • Place of Presentation
      東京
    • Related Report
      2008 Final Research Report
  • [Presentation] MHC class I and its receptor-a novel immune regulatory mechanism through membrane dynamics.2007

    • Author(s)
      Toyama-Sorimachi, N.
    • Organizer
      Japanese-German Frontiers of Science,
    • Place of Presentation
      Shonan Village, Kanagawa, Japan
    • Related Report
      2008 Final Research Report
  • [Presentation] A novel regulatory mechanism of neutrophil trafficking by an inhibitory MHC class I receptor, Ly49Q.2007

    • Author(s)
      Toyama-Sorimachi, N.
    • Place of Presentation
      Shonan Village, Kanagawa, Japan
    • Related Report
      2008 Final Research Report
  • [Presentation] IL-13 disrupts the cell-cell adhesion of intestinal epithelial cells.2007

    • Author(s)
      Kawashima, R., Kawamura, Y., Mizutani, N., Toyama-Sorimachi, N., Dohi, T.
    • Organizer
      第37回日本免疫学会総会・学術集会
    • Place of Presentation
      東京
    • Related Report
      2008 Final Research Report
  • [Presentation] Siglecs, ligands for carbohydrate determinants on nonmalignant colonic epithelial cells, are expressed in the colonic lamina propria cells.2007

    • Author(s)
      Kawamura, Y., Kawashima, R., Mizutani, N., Toyama-Sorimachi, N., Dohi, T.
    • Organizer
      第37回日本免疫学会総会・学術集会
    • Place of Presentation
      東京
    • Related Report
      2008 Final Research Report
  • [Presentation] Fractalkine regulates macrophage function in a dose-dependent manner through CXCR1.2007

    • Author(s)
      Mizutani, N., Kawashima, R., Kawamura, Y., Imai, T., Toyama-Sorimach, T., Dohi, T.
    • Organizer
      第37回日本免疫学会総会・学術集会
    • Place of Presentation
      東京
    • Related Report
      2008 Final Research Report
  • [Presentation] Fractalkine regulates TNF-a secretion by macrophages with induction of peroxisome proliferators-activated receptor-g and its ligand.2007

    • Author(s)
      Mizutani, N., Sakurai, T., Shibata, T., Uchida, K., Fujita, J., Kawashima, R., Kawamura, Y., Toyama-Sorimachi, N., Imai, T., Dohi, T.
    • Organizer
      Digestive Disease Week
    • Place of Presentation
      Washington, D.C.
    • Related Report
      2008 Final Research Report
  • [Presentation] Aberrant responses of colonic macrophage-type cells to lipopolisaccharide in ulcerative colitis: Upregulated expression of MD-2 and production of inflammatory cytokines.2007

    • Author(s)
      Kawashima, R., Kawamura, Y., Mizutani, N., Toyama-Sorimachi, N., Saito, Y., Kawamura, Y. J., Konishi, F., Dohi, T.
    • Organizer
      Digestive Disease Week 2007
    • Place of Presentation
      Washington, D.C.
    • Related Report
      2008 Final Research Report
  • [Presentation] MHC class I and its receptor-a novel immune regulatory mechanism through membrane dynamics.2007

    • Author(s)
      Toyama-Sorimachi, N.
    • Organizer
      4^<th> Annual Symosium Japanese-German Frontiers of Science(招待)
    • Place of Presentation
      Shonan Village,Kanagawa,Japan
    • Related Report
      2007 Annual Research Report
  • [Book] からだをまもる免疫のふしぎ2008

    • Author(s)
      日本免疫学会編
    • Publisher
      羊土社
    • Related Report
      2007 Annual Research Report
  • [Book] 日本免疫学会編集 からだをまもる免疫のふしぎ(共著)

    • Total Pages
      71
    • Publisher
      羊土社
    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.imcj.go.jp/imcjhome.htm

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://www.imcj.go.jp/imcjhome.htm

    • Related Report
      2007 Annual Research Report

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

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