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2023 Fiscal Year Research-status Report

歯周病菌によるオートファジー異常が心不全HFpEFの病態発現に与える影響の解明

Research Project

Project/Area Number 22KJ1210
Allocation TypeMulti-year Fund
Research InstitutionTokyo Medical and Dental University

Principal Investigator

渡辺(始平堂) 由佳  東京医科歯科大学, 大学院医歯学総合研究科, 特別研究員(RPD)

Project Period (FY) 2023-03-08 – 2025-03-31
Keywords歯周病 / オートファジー制御異常
Outline of Annual Research Achievements

当該年度は歯周病原細菌Porphyromonas gingivaisが放出する病原因子gingipain、がオートファジー制御因子であるVAMP8を切断し、オートファジー制御異常を引き起こすことにより心筋梗塞後の病態を悪化させる分子機序を解明した。その研究成果を国際科学雑誌に投稿した。
また、歯周病原細菌の感染により、心筋細胞内に異常タンパクが蓄積することをWB法によって明らかにした。

Current Status of Research Progress
Current Status of Research Progress

3: Progress in research has been slightly delayed.

Reason

実験で使用予定の遺伝子改変マウスの作成が予定通りに進んでいないため。

Strategy for Future Research Activity

遺伝子改変マウスの作成が予定通りに進んでいないため、vitroの実験を進めていきたい。
具体的には培養心筋細胞にAd-MitoKeimaを導入することで、異常タンパクの蓄積がオートファジーだけでなく、マイトファジーの経路に与える影響も検証する。

  • Research Products

    (7 results)

All 2024 2023

All Journal Article (7 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 5 results)

  • [Journal Article] Nobiletin, a polymethoxylated flavonoid, regulates cell survival via the nuclear receptor RORα in cardiomyocytes2024

    • Author(s)
      Shiheido-Watanabe Yuka、Sadoshima Junichi
    • Journal Title

      The Journal of Cardiovascular Aging

      Volume: 4 Pages: -

    • DOI

      10.20517/jca.2023.46

  • [Journal Article] Periodontitis was associated with worse clinical outcomes after catheter ablation for paroxysmal atrial fibrillation2023

    • Author(s)
      Tashiro Akira、Yonetsu Taishi、Aoyama Norio、Shiheido-Watanabe Yuka、Niida Takayuki、Miyazaki Shinsuke、Maejima Yasuhiro、Goya Masahiko、Isobe Mitsuaki、Iwata Takanori、Sasano Tetsuo
    • Journal Title

      Frontiers in Cardiovascular Medicine

      Volume: 9 Pages: -

    • DOI

      10.3389/fcvm.2022.1061243

    • Peer Reviewed
  • [Journal Article] Association between periodontal disease and pericardial adipose tissue in patients with cardiovascular disease2023

    • Author(s)
      Kanno Yoshinori、Yonetsu Taishi、Aoyama Norio、Shiheido-Watanabe Yuka、Yoshikawa Hiroshi、Ohmori Mari、Tashiro Akira、Niida Takayuki、Matsuda Yuji、Araki Makoto、Usui Eisuke、Hada Hiroto、Umemoto Tomoyuki、Maejima Yasuhiro、Isobe Mitsuaki、Iwata Takanori、Sasano Tetsuo
    • Journal Title

      American Heart Journal Plus: Cardiology Research and Practice

      Volume: 30 Pages: 100298~100298

    • DOI

      10.1016/j.ahjo.2023.100298

    • Peer Reviewed
  • [Journal Article] Porphyromonas gingivalis, a periodontal pathogen, impairs post-infarcted myocardium by inhibiting autophagosome?lysosome fusion2023

    • Author(s)
      Shiheido-Watanabe Yuka、Maejima Yasuhiro、Nakagama Shun、Fan Qintao、Tamura Natsuko、Sasano Tetsuo
    • Journal Title

      International Journal of Oral Science

      Volume: 15 Pages: -

    • DOI

      10.1038/s41368-023-00251-2

    • Peer Reviewed
  • [Journal Article] Contribution of periodontal health in cardiovascular secondary prevention: Analyses on hospitalized patients in cardiology units2023

    • Author(s)
      Hamaya Rikuta、Yonetsu Taishi、Aoyama Norio、Shiheido‐Watanabe Yuka、Tashiro Akira、Niida Takayuki、Isobe Mitsuaki、Maejima Yasuhiro、Iwata Takanori、Sasano Tetsuo
    • Journal Title

      Journal of Clinical Periodontology

      Volume: 50 Pages: 708~716

    • DOI

      10.1111/jcpe.13792

    • Peer Reviewed
  • [Journal Article] Editorial: Porphyromonas gingivalis: molecular mechanisms of invasion, immune evasion, and dysbiosis2023

    • Author(s)
      Chopra Aditi、Shiheido-Watanabe Yuka、Eberhard Joerg
    • Journal Title

      Frontiers in Cellular and Infection Microbiology

      Volume: 13 Pages: -

    • DOI

      10.3389/fcimb.2023.1289103

    • Int'l Joint Research
  • [Journal Article] Endoplasmic Reticulum Selective?Autophagy Alleviates Anthracycline-Induced Cardiotoxicity2023

    • Author(s)
      Nakagama Shun、Maejima Yasuhiro、Fan Qintao、Shiheido-Watanabe Yuka、Tamura Natsuko、Ihara Kensuke、Sasano Tetsuo
    • Journal Title

      JACC: CardioOncology

      Volume: 5 Pages: 656~670

    • DOI

      10.1016/j.jaccao.2023.05.009

    • Peer Reviewed

URL: 

Published: 2024-12-25  

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