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Pathological elucidation of VWF-ADAMTS13 and cultivation of novel therapy in Kawasaki disease.

Research Project

Project/Area Number 18K15684
Research Category

Grant-in-Aid for Early-Career Scientists

Allocation TypeMulti-year Fund
Review Section Basic Section 52050:Embryonic medicine and pediatrics-related
Research InstitutionNara Medical University

Principal Investigator

TSUJII NOBUYUKI  奈良県立医科大学, 医学部附属病院, 研究員 (00571001)

Project Period (FY) 2018-04-01 – 2022-03-31
Project Status Completed (Fiscal Year 2021)
Budget Amount *help
¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Fiscal Year 2021: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2020: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2019: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2018: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Keywords川崎病 / ADAMTS13 / T-TAS / shear stress / VWF
Outline of Final Research Achievements

A high VWF:Ag/ADAMTS13:AC ratio in acute-Kawasaki disease (KD) persisted after primary treatment in non-responders, and unbalanced substrate-to-enzyme ratio appeared to associate with vascular endothelial damage. Analysis of existing mode of ADAMTS13 may help to clarify pathogenesis of IVIG resistance in acute-KD.
Acute KD in children was characterized by PTF (platelet thrombus formation under flow conditions)'s early onset and weak stability. Though the current antiplatelet therapy of acute KD in 1week and 1month by aspirin or flurbiprofen effectively suppresses platelet activation, antiplatelet drugs, such as platelet GP IIb/IIIa receptor inhibitor, might be more reasonable for acute KD due to inhibiting the PTF onset.

Academic Significance and Societal Importance of the Research Achievements

未だに原因は特定されていない川崎病におけるADAMTS13の動態や病勢への影響についての初めての報告であり、川崎病及びその合併症の原因に迫る一助となる研究成果が得られた。
また、血流下の血小板血栓形成を評価することで、現治療ガイドライン下でのアスピリンの有効性を示したことは一つの成果であり、またより理想的な抗血小板薬の性質を解明したことで、新たな抗血小板薬の選択への一助となることができたと考えられる。

Report

(5 results)
  • 2021 Annual Research Report   Final Research Report ( PDF )
  • 2020 Research-status Report
  • 2019 Research-status Report
  • 2018 Research-status Report
  • Research Products

    (8 results)

All 2020 2019 2018

All Journal Article (3 results) (of which Peer Reviewed: 3 results,  Open Access: 1 results) Presentation (5 results) (of which Int'l Joint Research: 2 results)

  • [Journal Article] Assessment of Platelet Thrombus Formation under Flow Conditions in Patients with Acute Kawasaki Disease2020

    • Author(s)
      Tsujii Nobuyuki、Nogami Keiji、Yoshizawa Hiroyuki、Sakai Toshiyuki、Fukuda Kazuyoshi、Ishiguro Akira、Shima Midori
    • Journal Title

      The Journal of Pediatrics

      Volume: 226 Pages: 266-273

    • DOI

      10.1016/j.jpeds.2020.06.025

    • Related Report
      2020 Research-status Report
    • Peer Reviewed
  • [Journal Article] Involvement of the ADAMTS13-VWF axis in acute Kawasaki disease and effects of intravenous immunoglobulin2019

    • Author(s)
      Tsujii Nobuyuki、Nogami Keiji、Matsumoto Masanori、Yoshizawa Hiroyuki、Takase Toshio、Tanaka Ichiro、Sakai Toshiyuki、Fukuda Kazuyoshi、Hayakawa Masaki、Sakai Kazuya、Isonishi Ayami、Matsuura Kayoko、Fujimura Yoshihiro、Shima Midori
    • Journal Title

      Thrombosis Research

      Volume: 179 Pages: 1-10

    • DOI

      10.1016/j.thromres.2019.04.026

    • Related Report
      2019 Research-status Report 2018 Research-status Report
    • Peer Reviewed
  • [Journal Article] Dynamic evaluation of hemostasis in the acute phase of Kawasaki disease using comprehensive coagulation functional assays.2019

    • Author(s)
      Yoshizawa H, Nogami K, Matsumoto T, Tsujii N, Sakai T, Takase T, Tanaka I, Shima M.
    • Journal Title

      Thromb Res.

      Volume: 174 Pages: 76-83

    • DOI

      10.1016/j.thromres.2018.12.016

    • Related Report
      2019 Research-status Report 2018 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] Assessment of platelet thrombus formation under flow condition in patients with acute Kawasaki Disease2019

    • Author(s)
      Nobuyuki Tsujii, Keiji Nogami, Hiroyuki Yoshizawa, Toshiyuki Sakai, Kazuyoshi Fukuda, Akira Ishiguro, Midori Shima
    • Organizer
      ISTH 2019 Congress
    • Related Report
      2019 Research-status Report
    • Int'l Joint Research
  • [Presentation] 流血下血栓可視装置(T-TAS)を用いた 川崎病患者における血小板血栓形成の評価2019

    • Author(s)
      辻井信之、野上恵嗣、吉澤弘行、阪井利幸、 福田和由、石黒 精、嶋 緑倫
    • Organizer
      第39回日本川崎病学会
    • Related Report
      2019 Research-status Report
  • [Presentation] Assessment of platelet thrombus formation under flow condition in patients with acute Kawasaki Disease2019

    • Author(s)
      Nobuyuki Tsujii, Keiji Nogami, Hiroyuki Yoshizawa, Toshiyuki Sakai, Kazuyoshi Fukuda, Akira Ishiguro, Midori Shima
    • Organizer
      the XXVII Congress of the ISTH and 65th Annual SSC Meeting
    • Related Report
      2018 Research-status Report
    • Int'l Joint Research
  • [Presentation] 流血下血栓可視装置(T-TAS)を用いた川崎病患者における血小板血栓形成の評価2018

    • Author(s)
      辻井信之、野上恵嗣、吉澤弘行、阪井利幸、 福田和由、石黒 精、嶋 緑倫
    • Organizer
      第121回 日本小児科学会
    • Related Report
      2018 Research-status Report
  • [Presentation] 流血下血栓可視装置(T-TAS)を用いた川崎病患者における血小板血栓形成の評価2018

    • Author(s)
      辻井信之、野上恵嗣、吉澤弘行、阪井利幸、 福田和由、石黒 精、嶋 緑倫
    • Organizer
      第40回 日本血栓止血学会
    • Related Report
      2018 Research-status Report

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Published: 2018-04-23   Modified: 2023-01-30  

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