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Establishment of Xanthine Oxidase Inhibitor Therapy for Hemorrhagic Shock under a Novel Indication

Research Project

Project/Area Number 20K17877
Research Category

Grant-in-Aid for Early-Career Scientists

Allocation TypeMulti-year Fund
Review Section Basic Section 55060:Emergency medicine-related
Research InstitutionNippon Medical School

Principal Investigator

Takiguchi Toru  日本医科大学, 医学部, 講師 (20787593)

Project Period (FY) 2020-04-01 – 2025-03-31
Project Status Completed (Fiscal Year 2024)
Budget Amount *help
¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Fiscal Year 2022: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2021: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2020: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Keywords出血性ショック / 活性酸素 / 酸化ストレス / キサンチンオキシダーゼ阻害薬 / 抗酸化作用 / 抗炎症作用
Outline of Research at the Start

外傷診療の進歩にかかわらず、出血性ショックに引き続いておこる多臓器不全は、いまだに重傷外傷における主要な死因である。キサンチンオキシダーゼ(XO)阻害薬は強力な抗酸化作用をもち、これを改善する可能性がある。XOは活性酸素の産生にかかわり、主要臓器や血管に広く分布することが知られている。本研究では、ラット出血性ショックモデルにおいてXO阻害薬が全身の臓器障害を軽減するか否かを検討する。

Outline of Final Research Achievements

Acute lung injury following hemorrhagic shock is a major cause of organ failure in patients with severe trauma. The antioxidant effect of xanthine oxidase (XO) inhibitors may have a therapeutic role in mitigating this condition. In this study, we evaluated the effects of two XO inhibitors with different mechanisms of action (allopurinol and febuxostat) in a rat model of hemorrhagic shock. Compared to the control group, the XO inhibitor-treated groups showed significantly lower levels of uric acid, oxidative stress marker (MDA), and inflammatory cytokine (IL-6). Histopathological examination also revealed attenuated lung injury in the XO inhibitor-treated groups. These findings suggest that XO inhibitors exert antioxidant and anti-inflammatory effects in acute lung injury associated with hemorrhagic shock.

Academic Significance and Societal Importance of the Research Achievements

大量の出血で血圧が低下する「出血性ショック」の後に生じる肺障害は、重症外傷患者の命に関わる深刻な問題です。本研究では、体内の酸化ストレスを抑える薬(キサンチンオキシダーゼ阻害薬)が、この肺障害を改善できるかを動物実験で検討しました。その結果、炎症や細胞の傷害が軽減され、肺の状態が改善することが確認されました。本成果は、将来の新たな治療法につながる可能性があります。

Report

(6 results)
  • 2024 Annual Research Report   Final Research Report ( PDF )
  • 2023 Research-status Report
  • 2022 Research-status Report
  • 2021 Research-status Report
  • 2020 Research-status Report
  • Research Products

    (28 results)

All 2025 2024 2023 2022 2021 2020

All Journal Article (20 results) (of which Peer Reviewed: 18 results,  Open Access: 10 results) Presentation (8 results)

  • [Journal Article] Assessing the performance of zero-shot visual question answering in multimodal large language models for 12-lead ECG image interpretation2025

    • Author(s)
      Seki Tomohisa、Kawazoe Yoshimasa、Ito Hiromasa、Akagi Yu、Takiguchi Toru、Ohe Kazuhiko
    • Journal Title

      Frontiers in Cardiovascular Medicine

      Volume: 12 Pages: 1458289-1458289

    • DOI

      10.3389/fcvm.2025.1458289

    • Related Report
      2024 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Effectiveness of an Impella Versus Intra‐Aortic Balloon Pump in Patients Who Received Extracorporeal Membrane?Oxygenation2025

    • Author(s)
      Nishimoto Yuji、Ohbe Hiroyuki、Nakata Jun、Takiguchi Toru、Nakajima Mikio、Sasabuchi Yusuke、Isogai Toshiaki、Matsui Hiroki、Sato Yukihito、Watanabe Tetsuya、Yamada Takahisa、Fukunami Masatake、Yasunaga Hideo
    • Journal Title

      Journal of the American Heart Association

      Volume: 14 Issue: 3

    • DOI

      10.1161/jaha.124.037652

    • Related Report
      2024 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Iterative random forest-based identification of a novel population with high risk of complications post non-cardiac surgery2024

    • Author(s)
      Seki Tomohisa、Takiguchi Toru、Akagi Yu、Ito Hiromasa、Kubota Kazumi、Miyake Kana、Okada Masafumi、Kawazoe Yoshimasa
    • Journal Title

      Scientific Reports

      Volume: 14 Issue: 1 Pages: 26741-26741

    • DOI

      10.1038/s41598-024-78482-4

    • Related Report
      2024 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The association between introduction of the micro-axial flow pump Impella in hospitals and in-hospital mortality in patients treated with extracorporeal membrane oxygenation: interrupted time-series analyses2024

    • Author(s)
      Nakata Jun、Ohbe Hiroyuki、Takiguchi Toru、Nishimoto Yuji、Nakajima Mikio、Sasabuchi Yusuke、Isogai Toshiaki、Matsui Hiroki、Yamamoto Takeshi、Yokobori Shoji、Asai Kuniya、Yasunaga Hideo
    • Journal Title

      Annals of Intensive Care

      Volume: 14 Issue: 1 Pages: 151-151

    • DOI

      10.1186/s13613-024-01381-4

    • Related Report
      2024 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Factors associated with favourable neurological outcomes following cardiopulmonary resuscitation for out-of-hospital cardiac arrest: A retrospective multi-centre cohort study.2024

    • Author(s)
      Naoki Tominaga Toru Takiguchi Tomohisa Seki Takuro Hamaguchi Jun Nakata Takeshi Yamamoto Takashi Tagami Akihiko Inoue Toru Hifumi Tetsuya Sakamoto Yasuhiro Kuroda Shoji Yokobori
    • Journal Title

      Resuscitation plus

      Volume: 17 Pages: 100574-100574

    • DOI

      10.1016/j.resplu.2024.100574

    • Related Report
      2023 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Association between pupillary examinations and prognosis in patients with out-of-hospital cardiac arrest who underwent extracorporeal cardiopulmonary resuscitation: a retrospective multicentre cohort study.2024

    • Author(s)
      Takuro Hamaguchi Toru Takiguchi Tomohisa Seki Naoki Tominaga Jun Nakata Takeshi Yamamoto Takashi Tagami Akihiko Inoue Toru Hifumi Tetsuya Sakamoto Yasuhiro Kuroda Shoji Yokobori The Save-J Ii Study Group
    • Journal Title

      Annals of intensive care

      Volume: 14 Issue: 1 Pages: 35-35

    • DOI

      10.1186/s13613-024-01265-7

    • Related Report
      2023 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Development and validation of a novel overhead method for anteroposterior radiographs of fractured rat femurs.2024

    • Author(s)
      Yosuke Sato , Takashi Tagami , Toshio Akimoto , Toru Takiguchi , Yusuke Endo , Takeshi Tsukamoto , Yoshiaki Hara , Shoji Yokobori
    • Journal Title

      Scientific reports

      Volume: 14 Issue: 1 Pages: 5536-5536

    • DOI

      10.1038/s41598-024-56238-4

    • Related Report
      2023 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Etiology-Based Prognosis of Extracorporeal CPR Recipients After Out-of-Hospital Cardiac Arrest: A Retrospective Multicenter Cohort Study2024

    • Author(s)
      Toru Takiguchi Naoki Tominaga Takuro Hamaguchi Tomohisa Seki Jun Nakata Takeshi Yamamoto Takashi Tagami Akihiko Inoue Toru Hifumi Tetsuya Sakamoto Yasuhiro Kuroda Shoji Yokobori
    • Journal Title

      Chest

      Volume: 165 Issue: 4 Pages: 858-869

    • DOI

      10.1016/j.chest.2023.10.022

    • Related Report
      2023 Research-status Report
    • Peer Reviewed
  • [Journal Article] Trends in Mechanical Circulatory Support Use and Outcomes of Patients With Cardiogenic Shock in Japan, 2010 to 2020 (from a Nationwide Inpatient Database Study).2023

    • Author(s)
      Yuji Nishimoto Hiroyuki Ohbe Hiroki Matsui Jun Nakata Toru Takiguchi Mikio Nakajima Yusuke Sasabuchi Yukihito Sato Tetsuya Watanabe Takahisa Yamada Masatake Fukunami Hideo Yasunaga
    • Journal Title

      The American journal of cardiology

      Volume: 203 Pages: 203-211

    • DOI

      10.1016/j.amjcard.2023.06.082

    • Related Report
      2023 Research-status Report
    • Peer Reviewed
  • [Journal Article] Delayed stomach necrosis in a patient with injured celiac artery branches after penetrating abdominal trauma.2023

    • Author(s)
      Yoshito Ishiki Toru Takiguchi Shiei Kim Masatoku Arai Hiromoto Ishii Jun Hagiwara Osahiko Hagiwara Tomoko Ogasawara Shintaro Teraoka Futoshi Ogawa Shoji Yokobori
    • Journal Title

      Trauma Case Rep .

      Volume: 47 Pages: 100904-100904

    • DOI

      10.1016/j.tcr.2023.100904

    • Related Report
      2023 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Association between neuromuscular blocking agent use and outcomes among out-of-hospital cardiac arrest patients treated with extracorporeal cardiopulmonary resuscitation and target temperature management: A secondary analysis of the SAVE-J II study.2023

    • Author(s)
      Masatoshi Uchida , Migaku Kikuchi , Yasuo Haruyama , Toru Takiguchi , Toru Hifumi , Akihiko Inoue , Tetsuya Sakamoto , Yasuhiro Kuroda
    • Journal Title

      Resuscitation plus

      Volume: 16 Pages: 100476-100476

    • DOI

      10.1016/j.resplu.2023.100476

    • Related Report
      2023 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Two Cases of Bronchial Artery Racemose Hemangioma Successfully Treated with Bronchial Artery Embolization2022

    • Author(s)
      Natsuki Hashiba, Ryuta Nakae, Daisuke Yasui, Masaaki Inoue, Riko Maejima, Toru Takiguchi, Hidetaka Onda, Shiei Kim, Shoji Yokobori
    • Journal Title

      Journal of Nippon Medical School

      Volume: 89 Issue: 6 Pages: 594-598

    • DOI

      10.1272/jnms.JNMS.2022_89-601

    • NAID

      130008120678

    • ISSN
      1345-4676, 1347-3409
    • Year and Date
      2022-12-25
    • Related Report
      2022 Research-status Report 2021 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Transient return of spontaneous circulation related to favourable outcomes in out-of-hospital cardiac arrest patients resuscitated with extracorporeal cardiopulmonary resuscitation: A secondary analysis of the SAVE-J II study2022

    • Author(s)
      Takayuki Otani, Toru Hifumi, Akihiko Inoue, Toshikazu Abe, Tetsuya Sakamoto, Yasuhiro Kuroda, Hirotaka Sawano, Yuko Egawa, Kazuhiro Sugiyama, Maki Tanabe, Naofumi Bunya, Takehiko Kasai, Shinichi Ijuin, Shinichi Nakayama, Jun Kanda, Seiya Kanou, Toru Takiguchi, Shoji Yokobori, et al.
    • Journal Title

      Resuscitation Plus

      Volume: 12 Pages: 100300-100300

    • DOI

      10.1016/j.resplu.2022.100300

    • Related Report
      2022 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Extracorporeal cardiopulmonary resuscitation in adult patients with out-of-hospital cardiac arrest: a retrospective large cohort multicenter study in Japan2022

    • Author(s)
      Inoue Akihiko、Hifumi Toru、Sakamoto Tetsuya、Kuroda Yasuhiro、the SAVE-J II study group
    • Journal Title

      Critical Care

      Volume: 26 Issue: 1 Pages: 129-129

    • DOI

      10.1186/s13054-022-03998-y

    • Related Report
      2022 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Successful multidisciplinary management of vascular Ehlers-Danlos syndrome.2022

    • Author(s)
      Shintaro Kanaka, Takeshi Yamada, Akihisa Matsuda, Goro Takahashi, Masatoku Arai, Toru Takiguchi, Hideki Tayama, Hiroshi Yoshida
    • Journal Title

      Clinical journal of gastroenterology

      Volume: 15 Issue: 1 Pages: 146-150

    • DOI

      10.1007/s12328-021-01562-9

    • Related Report
      2022 Research-status Report 2021 Research-status Report
  • [Journal Article] 重症COVID-19肺炎患者の集約化とVV-ECMOによる治療経験2022

    • Author(s)
      三宅のどか, 溝渕大騎, 瀧口徹, 重田健太, 平林篤志, 五十嵐豊, 中江竜太, 増野智彦, 小笠原智子, 横堀將司
    • Journal Title

      日本医科大学医学会雑誌

      Volume: 18 Pages: 41-46

    • Related Report
      2021 Research-status Report
    • Peer Reviewed
  • [Journal Article] Variability of extracorporeal cardiopulmonary resuscitation practice in patients with out‐of‐hospital cardiac arrest from the emergency department to intensive care unit in Japan2021

    • Author(s)
      Hifumi Toru、Inoue Akihiko、Sakamoto Tetsuya、Kuroda Yasuhiro、SAVE‐J II Study Group
    • Journal Title

      Acute Medicine & Surgery

      Volume: 8 Issue: 1

    • DOI

      10.1002/ams2.647

    • Related Report
      2021 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Nonocclusive mesenteric ischemia associated with a hyperosmolar hyperglycemic state: Hepatic portal venous gas as an indicator of mesenteric ischemia2021

    • Author(s)
      Toru Takiguchi, Masatoku Arai, Shiei Kim, Hiromoto Ishii, Tomoko Ogasawara, Kenta Shigeta, Taiki Mizobuchi, Shoji Yokobori
    • Journal Title

      Acute medicine & surgery

      Volume: 30 Issue: 1

    • DOI

      10.1002/ams2.673

    • Related Report
      2021 Research-status Report
  • [Journal Article] Intermittent versus continuous neuromuscular blockade during target temperature management after cardiac arrest: A nationwide observational study.2021

    • Author(s)
      Toru Takiguchi, Hiroyuki Ohbe, Mikio Nakajima, Yusuke Sasabuchi, Takashi Tagami, Hiroki Matsui, Kiyohide Fushimi, Shoji Yokobori, Hideo Yasunaga
    • Journal Title

      Journal of critical care

      Volume: 62 Pages: 276-282

    • DOI

      10.1016/j.jcrc.2021.01.002

    • Related Report
      2020 Research-status Report
    • Peer Reviewed
  • [Journal Article] Vasodilator Therapy and Mortality in Nonocclusive Mesenteric Ischemia: A Nationwide Observational Study.2020

    • Author(s)
      Toru Takiguchi, Mikio Nakajima, Hiroyuki Ohbe, Yusuke Sasabuchi, Hiroki Matsui, Kiyohide Fushimi, Shiei Kim, Hiroyuki Yokota, Hideo Yasunaga
    • Journal Title

      Critical care medicine

      Volume: 48(5) Issue: 5 Pages: e356-e361

    • DOI

      10.1097/ccm.0000000000004255

    • Related Report
      2020 Research-status Report
    • Peer Reviewed
  • [Presentation] 院外心停止に対して体外循環式心肺蘇生法が行われた症例における原因疾患別転帰の比較: SAVEJ IIの2次解析2024

    • Author(s)
      瀧口徹, 富永直樹, 濱口拓郎, 関倫久, 田上隆, 井上明彦, 一二三亨, 黒田泰弘, 坂本哲也, 横堀將司.
    • Organizer
      日本集中治療医学会
    • Related Report
      2024 Annual Research Report
  • [Presentation] 院外心停止に対して体外循環式心肺蘇生法が行われた症例における原因疾患による転帰の比較:多施設後ろ向き観察研究2024

    • Author(s)
      瀧口徹, 富永直樹, 濱口拓郎, 関倫久, 田上隆, 中田淳, 山本剛, 横堀將司.
    • Organizer
      日本脳低温療法・体温管理学会学術集会
    • Related Report
      2024 Annual Research Report
  • [Presentation] ベットサイド吊り上げ式腹腔鏡手術を利用した新たな非閉塞性腸間膜虚血の診断・治療プロトコールの確立を目指して2024

    • Author(s)
      瀧口徹, 岡田 一郎, 金史英, 寺岡晋太郎, 溝渕大騎, 重田健太, 萩原純, 横堀將司.
    • Organizer
      日本腹部救急医学会
    • Related Report
      2024 Annual Research Report
  • [Presentation] 出血性ショックによる急性肺障害に対するキサンチンオキシダーゼ阻害薬の効果.2023

    • Author(s)
      瀧口徹、新井正徳、萩原純、金史英、小川太志、横堀將司.
    • Organizer
      日本腹部救急医学会
    • Related Report
      2023 Research-status Report
  • [Presentation] 聴性脳幹反応による心肺停止蘇生後体温管理療法を 行った患者の神経学的予後不良の予測2023

    • Author(s)
      瀧口徹、田上隆、柴田泰史、大日方洋文、中江竜太、恩田秀賢、塩田浩平、横田裕行、横堀將司
    • Organizer
      日本集中治療学会
    • Related Report
      2022 Research-status Report
  • [Presentation] 出血性ショックによる急性肺障害に対するキサンチンオキシダーゼ阻害薬の有効性2022

    • Author(s)
      瀧口徹、草野輝男、寺崎泰弘、佐藤奈々、新井正徳、萩原純、佐藤陽介、大石由美子、横堀將司
    • Organizer
      日本救急医学会
    • Related Report
      2022 Research-status Report
  • [Presentation] 高血糖高浸透圧症候群に合併した非閉塞性腸間膜虚血症の一例2021

    • Author(s)
      瀧口徹, 新井正徳, 金史英, 石井浩統, 小笠原智子, 重田健太, 溝渕大騎, 阪本太吾, 横堀將司
    • Organizer
      日本救急医学会
    • Related Report
      2021 Research-status Report
  • [Presentation] 瀧口徹, 中島幹男, 大邉寛幸, 金史英, 横堀將司2021

    • Author(s)
      NOMIに対する血管拡張薬の有効性
    • Organizer
      日本腹部救急医学会
    • Related Report
      2021 Research-status Report

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Published: 2020-04-28   Modified: 2026-01-16  

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