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Molecular mechanisms of regulation of endothelial differentiation in cardiovascular morphogenesis and pathogenesis

Research Project

Project/Area Number 17K09598
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Cardiovascular medicine
Research InstitutionNational Cardiovascular Center Research Institute

Principal Investigator

Iwata Yuko  国立研究開発法人国立循環器病研究センター, 研究所, 室長 (80171908)

Project Period (FY) 2017-04-01 – 2020-03-31
Project Status Completed (Fiscal Year 2019)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2019: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2018: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2017: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Keywords線維化抑制 / イオン輸送体 / 線維化 / 機能未知蛋白質 / 循環器
Outline of Final Research Achievements

In order to clarify the physiological and pathological roles of the protein whose function is not known in cardiovascular morphogenesis and pathological conditions, we investigated one of the mechano-sensitive ion transporters with a high possibility of its interaction. We found a method to activate the mechano-sensitive ion transporter and identified inhibitors. In addition, an inhibitory antibody was produced and the epitope was identified. To elucidate the role of ion transporters in endothelial differentiation, we examined the effect of the inhibitory antibodies on endothelial mesenchymal transition. The inhibitory antibody treatment suppressed the metastasis of lung cancer induced by intravenously injecting highly metastatic myeloma cells to mice and the cardiac fibrosis in cardiomyopathic animal models. These experiments revealed that this ion transporter plays an important role in endothelial differentiation.

Academic Significance and Societal Importance of the Research Achievements

内皮分化は形態形成だけでなく病態進展においても重要な働きをしている。イオン輸送体特異的阻害抗体を作成し、そのエピトープを同定した。この阻害抗体により、癌転移、心筋症線維化が抑制されたことは、このイオン輸送体が病態進展に重要な働きをしていることを示唆しており、病態治療への一助となると思われる。

Report

(4 results)
  • 2019 Annual Research Report   Final Research Report ( PDF )
  • 2018 Research-status Report
  • 2017 Research-status Report
  • Research Products

    (26 results)

All 2020 2019 2018 2017

All Journal Article (9 results) (of which Peer Reviewed: 8 results,  Open Access: 7 results) Presentation (16 results) (of which Int'l Joint Research: 4 results,  Invited: 3 results) Book (1 results)

  • [Journal Article] Production of TRPV2-targeting functional antibody ameliorating dilated cardiomyopathy and muscular dystrophy in animal models2020

    • Author(s)
      Iwata Yuko、Wakabayashi Shigeo、Ito Shin、Kitakaze Masafumi
    • Journal Title

      Laboratory Investigation

      Volume: 100 Issue: 2 Pages: 324-337

    • DOI

      10.1038/s41374-019-0363-1

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Reduced transient receptor potential vanilloid 2 expression in alveolar macrophages causes COPD in mice through impaired phagocytic activity2019

    • Author(s)
      Masubuchi Hiroaki、Ueno Manabu、Maeno Toshitaka、Yamaguchi Koichi、Hara Kenichiro、Sunaga Hiroaki、Matsui Hiroki、Nagasawa Masahiro、Kojima Itaru、Iwata Yuko、Wakabayashi Shigeo、Kurabayashi Masahiko
    • Journal Title

      BMC Pulmonary Medicine

      Volume: 19 Issue: 1 Pages: 70-70

    • DOI

      10.1186/s12890-019-0821-y

    • Related Report
      2019 Annual Research Report 2018 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Heart rate determines the beneficial effects of beta-blockers on cardiovascular outcomes in patients with heart failure and atrial fibrillation2019

    • Author(s)
      Hudoyo Athanasius Wrin、Fukuda Hiroki、Imazu Miki、Shindo Kazuhiro、Fu Haiying、Iwata Yuko、Ito Shin、Kitakaze Masafumi
    • Journal Title

      Hypertension Research

      Volume: 42 Issue: 11 Pages: 1716-1725

    • DOI

      10.1038/s41440-019-0289-4

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Blockade of TRPV2 is a Novel Therapy for Cardiomyopathy in Muscular Dystrophy2019

    • Author(s)
      Iwata Yuko、Matsumura Tsuyoshi
    • Journal Title

      International Journal of Molecular Sciences

      Volume: 20 Issue: 16 Pages: 3844-3844

    • DOI

      10.3390/ijms20163844

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] TRPV2 channel as a possible drug target for the treatment of heart failure2019

    • Author(s)
      Iwata Yuko、Ito Shin、Wakabayashi Shigeo、Kitakaze Masafumi
    • Journal Title

      Laboratory Investigation

      Volume: 100 Issue: 2 Pages: 207-217

    • DOI

      10.1038/s41374-019-0349-z

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Reply to "The Effects of Tranilast on Cardiomyopathy in Becker Muscular Dystrophy Requires Profound Cardiac and Neurologic Evaluations"2018

    • Author(s)
      Matsumura T, Iwata Y, Asakura M.
    • Journal Title

      Internal Medicine

      Volume: 57 Issue: 14 Pages: 2101-2102

    • DOI

      10.2169/internalmedicine.0592-17

    • NAID

      130007404905

    • ISSN
      0918-2918, 1349-7235
    • Year and Date
      2018-07-15
    • Related Report
      2018 Research-status Report 2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Novel inhibitor candidates of TRPV2 prevent damage of dystrophic myocytes and ameliorate against dilated cardiomyopathy in a hamster model2018

    • Author(s)
      Yuko Iwata, Yoshimi Katayama, Yasushi Okuno, Shigeo Wakabayashi
    • Journal Title

      Oncotarget

      Volume: 9 Issue: 18 Pages: 14042-14067

    • DOI

      10.18632/oncotarget.24449

    • NAID

      120006892046

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] A Pilot Study of Tranilast for Cardiomyopathy of Muscular Dystrophy2018

    • Author(s)
      Matsumura T, Matsui M, Iwata Y, Asakura M, Saito T, Fujimura H, Sakoda S
    • Journal Title

      Internal Medicine

      Volume: 57 Issue: 3 Pages: 311-318

    • DOI

      10.2169/internalmedicine.8651-16

    • NAID

      130006329464

    • ISSN
      0918-2918, 1349-7235
    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] ストレッチ感受性Ca2+透過チャネルTRPV2を標的とした筋変性治療薬の開発2017

    • Author(s)
      岩田 裕子
    • Journal Title

      別冊・医学のあゆみ 筋ジストロフィー・筋疾患ー最近の進歩

      Volume: 1 Pages: 64-71

    • Related Report
      2017 Research-status Report
  • [Presentation] Production of functional antibody targeting Ca2+permeable channel TRPV2 ameliorating dilated cardiomyopathy in animal models2020

    • Author(s)
      Iwata Y, Ito S, Wakabayashi S, Kitakaze M
    • Organizer
      第93回 日本薬理学会年会
    • Related Report
      2019 Annual Research Report
  • [Presentation] マウス心不全の病態悪化はTRPV2チャネル阻害により抑制される2019

    • Author(s)
      岩田裕子、平山円、伊藤慎、北風政史
    • Organizer
      第92回 日本薬理学会年会
    • Related Report
      2019 Annual Research Report
  • [Presentation] Functional antibody against Ca2+ permeable channel ameliorates dilated cardiomyopathy in animal models.2019

    • Author(s)
      Iwata Y, Ito S, Kitakaze M
    • Organizer
      CVMW2019 心血管代謝週間第36回国際心臓研究学会日本部会
    • Related Report
      2019 Annual Research Report
  • [Presentation] TRPV2 channel as a promising therapeutic target for heart failure.2019

    • Author(s)
      Iwata Y, Wakabayashi S, Ito S, Kitakaze M
    • Organizer
      International Symposium on TRP Ion Channel at Wakayama
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] 心筋症・心不全治療を目指したCa2+透過チャネルTRPV2阻害薬の開発2018

    • Author(s)
      岩田 裕子
    • Organizer
      TRP研究会2018
    • Related Report
      2018 Research-status Report
  • [Presentation] Heart Rate Determines the Beneficial Effects of Beta-blockers on the Cardiovascular Outcomes in Patients with Heart Failure and Atrial Fibrillation2018

    • Author(s)
      Hudo AW, Fukuda H, Imazu M, Shindo K, Fu H, Iwata Y, Ito S, Kitakaze M
    • Organizer
      第4回日本心筋症研究会
    • Related Report
      2018 Research-status Report
  • [Presentation] Treatment with TRPV2 antibody ameriolates the severeity of heart failure in dilated cardiomyopathic hamsters2018

    • Author(s)
      Iwata Y, Hirayama M, Ito S, Kitakaze M
    • Organizer
      第18回国際薬理学・臨床薬理学会議
    • Related Report
      2018 Research-status Report
    • Int'l Joint Research
  • [Presentation] Deactivation of TRPV2 prevents the progression to musculr dystrophy or dilated cardiomyopathy in the hamster model2018

    • Author(s)
      Iwata Y, Hirayama M, Ito Shin, Kitakaze M
    • Organizer
      第91回日本生化学会大会
    • Related Report
      2018 Research-status Report
  • [Presentation] TRPV2を標的とした心筋症・心不全新規治療薬の開発2018

    • Author(s)
      岩田 裕子
    • Organizer
      Nanion東京女子医大イオンチャネルフォーラム2018
    • Related Report
      2018 Research-status Report
    • Invited
  • [Presentation] ストレッチ感受性イオン輸送体を標的とした筋ジストロフィー治療法の開発2017

    • Author(s)
      岩田 裕子、平山 円
    • Organizer
      日本筋学会第3回学術集会
    • Related Report
      2017 Research-status Report
  • [Presentation] ストレッチ感受性カルシウムチャネルを標的とした新規治療薬の開発2017

    • Author(s)
      松村 剛、岩田 裕子、木村 公一、朝倉正紀
    • Organizer
      日本筋学会第3回学術集会
    • Related Report
      2017 Research-status Report
    • Invited
  • [Presentation] Mechanosensor function of TRPV2 is sensitized by endogenous hot temperature spots in growth cones, and promotes axonal outgrowth during development2017

    • Author(s)
      Koji Shibasaki, Shouta Sugio, Kohki Okabe, Yuko Iwata, Katsuhiko Ono, Yasuki Ishizaki
    • Organizer
      第60回日本神経化学会大会
    • Related Report
      2017 Research-status Report
  • [Presentation] Long-term effects of TRPV2 inhibition therapy for cardiomyopathy of muscular dystrophy2017

    • Author(s)
      Tsuyoshi Matsumura, Misa Matsui, Yuko Iwata, Masanori Asakura, Toshio Saito, Harutoshi Fujimura, Saburo Sakoda
    • Organizer
      The XXIII Word Congress of Neurology
    • Related Report
      2017 Research-status Report
  • [Presentation] Long-term effects of TRPV2 inhibition therapy for cardiomyopathy of muscular dystrophy2017

    • Author(s)
      Tsuyoshi Matsumura, Misa Matsui, Yuko Iwata, Masanori Asakura, Toshio Saito, Harutoshi Fujimura, Saburo Sakoda
    • Organizer
      22nd International Congress of The WMS
    • Related Report
      2017 Research-status Report
    • Int'l Joint Research
  • [Presentation] Pathophysiological role of ion transporters as a therapeutic target for muscular dystrophy and cardiomyopathic animal models2017

    • Author(s)
      Yuko Iwata, Madoka Hirayama
    • Organizer
      ConBio 2017
    • Related Report
      2017 Research-status Report
    • Int'l Joint Research
  • [Presentation] Association between discharge heart rate and composite outcomes in patients with heart failure and atrial fibrillation2017

    • Author(s)
      Athanasius Wrin Hudoyo, Hiroki Fukuda, Miki Imazu, Kazuhiro Shindo, Haiying Fu, Yuko Iwata, Shin Ito, Masafumi Kitakaze
    • Organizer
      第21回 日本心不全学会学術集会
    • Related Report
      2017 Research-status Report
  • [Book] TRPチャネルのすべて2019

    • Author(s)
      岩田裕子
    • Total Pages
      120
    • Publisher
      医学のあゆみ
    • Related Report
      2019 Annual Research Report

URL: 

Published: 2017-04-28   Modified: 2021-02-19  

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