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Analysis for gut microbiota of abdominal aortic naeurysm

Research Project

Project/Area Number 19K18194
Research Category

Grant-in-Aid for Early-Career Scientists

Allocation TypeMulti-year Fund
Review Section Basic Section 55030:Cardiovascular surgery-related
Research InstitutionJikei University School of Medicine

Principal Investigator

Ito Eisaku  東京慈恵会医科大学, 医学部, 助教 (40647020)

Project Period (FY) 2019-04-01 – 2023-03-31
Project Status Completed (Fiscal Year 2022)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2020: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2019: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Keywords腸内細菌 / 腹部大動脈瘤 / 腸内細菌叢 / B. adolescentis / 動脈硬化 / 血管内皮機能
Outline of Research at the Start

今回、大動脈瘤における動脈硬化進行度の違いについて腸内細菌叢がどのように関わっているかという問いに対して、本研究により大動脈瘤における腸内細菌叢との関連を明らかにし、動脈硬化進行度と腸内細菌叢の関わりについて検討したい。そして、将来的に「胃癌に対するピロリ菌除菌療法」のように、大動脈瘤に対する“ピロリ菌”(寄与因子)を見出したいと考えている。

Outline of Final Research Achievements

Fecal 16S rRNA analysis of the patients with abdominal aortic aneurysm (AAA) and healthy controls showed that Bifidobacterium adolescentis was decreased in feces with AAA (Biosci Microbiota Food Health. 2023;42(1):81-86.). Although the causal relationship could not be confirmed from this study, it was suggested that gut microbiota would be related to the pathology of AAA.

Academic Significance and Societal Importance of the Research Achievements

腹部大動脈瘤(AAA)は致命的な疾患だが、治療法は薬物療法はなく手術しかなかった。今回の研究からAAAに特徴的な腸内細菌を認め、AAAの病態に腸内細菌が関連している可能性が示された。本研究結果は将来の腸内細菌製剤の可能性を示唆するものと考えられた。

Report

(5 results)
  • 2022 Annual Research Report   Final Research Report ( PDF )
  • 2021 Research-status Report
  • 2020 Research-status Report
  • 2019 Research-status Report
  • Research Products

    (21 results)

All 2023 2021 2020 2019

All Journal Article (5 results) (of which Peer Reviewed: 5 results,  Open Access: 1 results) Presentation (16 results) (of which Int'l Joint Research: 1 results,  Invited: 2 results)

  • [Journal Article] Impact of <i>Bifidobacterium adolescentis</i> in patients with abdominal aortic aneurysm: a cross-sectional study2023

    • Author(s)
      ITO Eisaku、OHKI Takao、TOYA Naoki、NAKAGAWA Hikaru、HORIGOME Ayako、ODAMAKI Toshitaka、XIAO Jin-zhong、KOIDO Shigeo、NISHIKAWA Yuriko、OHKUSA Toshifumi、SATO Nobuhiro
    • Journal Title

      Bioscience of Microbiota, Food and Health

      Volume: 42 Issue: 1 Pages: 81-86

    • DOI

      10.12938/bmfh.2022-055

    • ISSN
      2186-3342
    • Related Report
      2022 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The lift snorkel technique for type Ia endoleak after fenestrated endovascular aneurysm repair of a juxtarenal abdominal aortic aneurysm2021

    • Author(s)
      Ito Eisaku、Ohki Takao、Toya Naoki、Nakagawa Hikaru、Nishide Ryou、Okazaki Kohei、Akiba Tadashi
    • Journal Title

      Surgical Case Reports

      Volume: 7 Issue: 1 Pages: 36-36

    • DOI

      10.1186/s40792-021-01115-9

    • Related Report
      2021 Research-status Report 2020 Research-status Report
    • Peer Reviewed
  • [Journal Article] Evaluation of heparin-bonded ePTFE grafts for forearm loop vascular access: Comparison between Gore? PROPATEN vascular graft and ACUSEAL vascular graft2021

    • Author(s)
      Baba Takeshi、Ohki Takao、Maeda Koji、Ito Eisaku、Momose Masamichi、Chono Yoshihiko、Omori Makiko、Shukuzawa Kota
    • Journal Title

      The Journal of Vascular Access

      Volume: - Issue: 3 Pages: 430-435

    • DOI

      10.1177/1129729821998526

    • Related Report
      2020 Research-status Report
    • Peer Reviewed
  • [Journal Article] Sarcopenia Aneurysm Scoring System Predicts Early and Midterm Mortality After Endovascular Repair for Abdominal Aortic Aneurysm2020

    • Author(s)
      Ito Eisaku、Ohki Takao、Toya Naoki、Fukushima Soichiro、Murakami Yuri、Nakagawa Hikaru、Nishie Ryosuke、Misawa Takeyuki
    • Journal Title

      Annals of Surgery

      Volume: 276 Issue: 4 Pages: e247-e254

    • DOI

      10.1097/sla.0000000000004230

    • Related Report
      2020 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Aortic Wall Enhancement Detected by Contrast Computed Tomography Scan Predicts Aortic Remodeling after Conservative Therapy for Acute Uncomplicated Type B Dissection2020

    • Author(s)
      Ito Eisaku、Ohki Takao、Toya Naoki、Fukushima Soichiro、Murakami Yuri、Nakagawa Hikaru、Nishie Ryosuke、Misawa Takeyuki
    • Journal Title

      Annals of Vascular Surgery

      Volume: 68 Pages: 361

    • DOI

      10.1016/j.avsg.2020.04.036

    • Related Report
      2020 Research-status Report
    • Peer Reviewed
  • [Presentation] 腹部大動脈と腸内フローラの関係~薬物療法の可能性を求めて~2021

    • Author(s)
      伊藤栄作
    • Organizer
      順天堂大学腸内フローラ研究講座公開講座“健康と美を求めて”
    • Related Report
      2021 Research-status Report
  • [Presentation] EVAR術後におけるオーラルフレイルの影響2021

    • Author(s)
      伊藤栄作,戸谷直樹,中川光,大木隆生.
    • Organizer
      第62回日本脈管学会学術総会
    • Related Report
      2021 Research-status Report
  • [Presentation] Analysis for Abdominal Aortic Aneurysm and Gut Microbiota.2021

    • Author(s)
      Eisaku Ito, Takao Ohki, Naoki Toya, Hikaru Nakagawa, Ayako Horigome, Toshitaka Odamaki, Jin-zhong Xiaoc, Shigeo Koido, Yuriko Nishikawa, Toshifumi Ohkusa, Nobuhiro Sato.
    • Organizer
      The 22nd Congress of the Asian Society for Vascular Surgery
    • Related Report
      2021 Research-status Report
  • [Presentation] 腹部大動脈瘤と腸内細菌の関連性~動脈瘤原因菌の探索~.2021

    • Author(s)
      伊藤栄作,大木隆生,戸谷直樹,中川光,秋葉直志,堀米綾子,小田巻俊孝,清水金忠,小井戸薫雄,西川百合子,大草敏史,佐藤信紘.
    • Organizer
      第25回腸内細菌学会学術集会
    • Related Report
      2021 Research-status Report
  • [Presentation] 腹部ステントグラフト術後生 命予後予測スコア:Sarcopenia Aneurysm Scoreの有用性.2021

    • Author(s)
      伊藤栄作,大木隆生,戸谷直樹,中川光,西出亮,秋葉直志.
    • Organizer
      Japan Endovascular Treatment Conference 2021
    • Related Report
      2021 Research-status Report
  • [Presentation] 腹部大動脈瘤と腸内細菌の関連性-便中リポポリサッカライドの臨床的意義について.2021

    • Author(s)
      伊藤栄作,戸谷直樹,中川光,秋葉直志,大木隆生
    • Organizer
      第121回日本外科学会定期学術集会
    • Related Report
      2021 Research-status Report
  • [Presentation] A型大動脈解離における大動脈壁造影効果(AWE)の病理学的検討.2021

    • Author(s)
      伊藤栄作,戸谷直樹,中川光,石割圭一,村松宏一,川田典靖,長沼宏邦,秋葉直志,大木隆生.
    • Organizer
      第51回日本心臓血管外科学会学術総会
    • Related Report
      2021 Research-status Report
  • [Presentation] Aneurysm wall enhancement associated with sac shrinkage after EVAR for AAA.2020

    • Author(s)
      伊藤栄作,戸谷直樹,中川光,三澤健之,大木隆生
    • Organizer
      第48回日本血管外科学会学術総会.
    • Related Report
      2020 Research-status Report
  • [Presentation] 急性B型大動脈解離における動脈壁造影効果(AWE)は大動脈リモデリング予測因子である.2020

    • Author(s)
      伊藤栄作, 戸谷直樹, 中川光, 三澤健之, 大木隆生.
    • Organizer
      第50回日本心臓血管外科学会学術総会
    • Related Report
      2020 Research-status Report
  • [Presentation] 腹部ステントグラフト術後の予後予測スコアにおけるreversed PMI(腸腰筋指数の逆数)付加効果の検討.2020

    • Author(s)
      伊藤栄作, 戸谷直樹, 中川光, 三澤健之, 大木隆生.
    • Organizer
      第120回日本外科学会定期学術集会
    • Related Report
      2020 Research-status Report
  • [Presentation] 緊急血管疾患の診断と治療2019

    • Author(s)
      伊藤栄作
    • Organizer
      第12回Tokyo ER meeting.
    • Related Report
      2019 Research-status Report
    • Invited
  • [Presentation] TEVAR後再治療の検討2019

    • Author(s)
      伊藤栄作、戸谷直樹、西江亮祐、三澤健之、大木隆生
    • Organizer
      第49回日本心臓血管外科学会学術総会
    • Related Report
      2019 Research-status Report
  • [Presentation] 腸腰筋指数を用いた腹部ステントグラフト術後の予後予測スコアの開発2019

    • Author(s)
      伊藤栄作、戸谷直樹、西江亮祐、三澤健之、大木隆生
    • Organizer
      第47回日本血管外科学会学術総会
    • Related Report
      2019 Research-status Report
  • [Presentation] 若手外科系医師のための臨床研究のはじめ方2019

    • Author(s)
      伊藤栄作
    • Organizer
      第7回北総八千代台 形成外科懇話会
    • Related Report
      2019 Research-status Report
    • Invited
  • [Presentation] Aortic wall enhancement: A possible new prognostic indicator of acute uncomplicated type B dissection.2019

    • Author(s)
      E Ito, Toya N, Nishie R, Misawa T, Ohki T.
    • Organizer
      ESVS 33nd annual meeting
    • Related Report
      2019 Research-status Report
    • Int'l Joint Research
  • [Presentation] 腹部大動脈瘤における動脈硬化進行度と血管内皮機能障害の関連性解析2019

    • Author(s)
      伊藤栄作、戸谷直樹、西江亮祐、吉田博、三澤健之、大木隆生
    • Organizer
      第60回日本脈管学会学術総会
    • Related Report
      2019 Research-status Report

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Published: 2019-04-18   Modified: 2024-01-30  

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