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Influence of branched-chain amino acid on the outcome in the acute ischemic stroke patients

Research Project

Project/Area Number 21K11214
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Review Section Basic Section 59010:Rehabilitation science-related
Research InstitutionHiroshima University

Principal Investigator

Naohisa Hosomi  広島大学, 原爆放射線医科学研究所, 研究員 (70363190)

Co-Investigator(Kenkyū-buntansha) 青木 志郎  広島大学, 病院(医), 講師 (10457236)
祢津 智久  広島大学, 病院(医), 講師 (10457260)
上田 恵子  公益財団法人神戸医療産業都市推進機構, その他部局等, 研究員(上席・主任研究員クラス) (30374383)
中森 正博  広島大学, 医系科学研究科(医), 助教 (30881297)
神沼 修  広島大学, 原爆放射線医科学研究所, 教授 (80342921)
Project Period (FY) 2021-04-01 – 2024-03-31
Project Status Completed (Fiscal Year 2023)
Budget Amount *help
¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Fiscal Year 2023: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2022: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2021: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywords分岐鎖アミノ酸 / 脳梗塞
Outline of Research at the Start

<検討内容>
発症3か月後に、生存の確認、転帰(modified Rankin scale)、栄養状態(CONUT score)、プレアルブミン、体重、下腿周囲径、握力の評価を行う。また経過中の合併症(肺炎、尿路感染症、骨折、その他)の評価を行う。それらを介入群、非介入群でt-検定もしくはχ 二乗検定を行って比較する。統計解析をもとに、BCAA 製剤による積極的栄養介入によって①予後、②転帰、③フレイル、④栄養状態が改善するかを明らかにする。
<研究計画>
初年度:対象患者のエントリーならびに無作為割付、介入。
次年度:対象患者のエントリーならびに無作為割付、介入。転帰追跡。データ解析。
次々年度:転帰追跡修了。データ解析を完遂する。

Outline of Final Research Achievements

The fact that low body weight and undernutrition worsen the prognosis and outcome in acute stroke patients is thought to be influenced by sarcopenia and frailty. The purpose of this study was to examine the usefulness of active nutritional intervention. Therefore, we conducted a randomized controlled trial using a BCAA preparation as a supplementary food for patients in the acute stage of stroke, and planned to examine whether it could contribute to improving frailty and nutritional status, and in turn, whether it could contribute to improving the outcome of stroke patients. If nutritional intervention improves outcomes for acute stroke patients, this will be a groundbreaking study that can suggest future nutritional interventions for stroke treatment and acute stage management.

Academic Significance and Societal Importance of the Research Achievements

脳卒中急性期を対象とした積極的栄養介入の報告はこれまでにほとんどなく、特に急性期に栄養補給としてBCAA製剤投与する研究は初めての試みである。BCAA製剤は補助食品として市販されており、健康に及ぼす有害性は検出されていない。積極的栄養介入が転帰に寄与しえれば今後の脳卒中治療、急性期栄養管理を変化させる画期的研究となる。また、これは今後他の脳神経疾患にも応用できる結果を導き出せる可能性があり、脳神経疾患の転帰改善の道標となりえる本研究の意義は大変大きいものと考える。

Report

(4 results)
  • 2023 Annual Research Report   Final Research Report ( PDF )
  • 2022 Research-status Report
  • 2021 Research-status Report
  • Research Products

    (12 results)

All 2024 2023 2022 2021 2020

All Journal Article (12 results) (of which Peer Reviewed: 12 results,  Open Access: 6 results)

  • [Journal Article] Liver fibrosis index is associated with functional outcome among acute ischemic stroke patients2024

    • Author(s)
      Eto Futoshi、Nezu Tomohisa、Aoki Shiro、Kuzume Daisuke、Hosomi Naohisa、Maruyama Hirofumi
    • Journal Title

      Journal of Stroke and Cerebrovascular Diseases

      Volume: 33 Issue: 2 Pages: 107537-107537

    • DOI

      10.1016/j.jstrokecerebrovasdis.2023.107537

    • Related Report
      2023 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Prospective Observational Study for the Comparison of Screening Methods Including Tongue Pressure and Repetitive Saliva Swallowing With Detailed Videofluoroscopic Swallowing Study Findings in Patients With Acute Stroke2024

    • Author(s)
      Nakamori Masahiro、Imamura Eiji、Maetani Yuta、Yoshida Mitsuyoshi、Yoshikawa Mineka、Nagasaki Toshikazu、Masuda Shin、Kayashita Jun、Mizoue Tatsuya、Wakabayashi Shinichi、Maruyama Hirofumi、Hosomi Naohisa
    • Journal Title

      Journal of the American Heart Association

      Volume: 13 Issue: 3

    • DOI

      10.1161/jaha.123.032852

    • Related Report
      2023 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Peak expiratory flow, but not tongue pressure, can predict pneumonia development in older adults2023

    • Author(s)
      Kamimura Teppei、Nakamori Masahiro、Naito Hiroyuki、Aoki Shiro、Nezu Tomohisa、Imamura Eiji、Mizoue Tatsuya、Wakabayashi Shinichi、Masuda Takeshi、Hattori Noboru、Maruyama Hirofumi、Hosomi Naohisa
    • Journal Title

      European Geriatric Medicine

      Volume: 14 Issue: 1 Pages: 211-217

    • DOI

      10.1007/s41999-023-00744-7

    • Related Report
      2023 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Increased Serum Alkaline Phosphatase and Functional Outcome in Patients with Acute Ischemic Stroke Presenting a Low Ankle–Brachial Index2022

    • Author(s)
      Hiroyuki Naito, Tomohisa Nezu, Naohisa Hosomi, Daisuke Kuzume, Shiro Aoki, Yuko Morimoto, Takeshi Yoshida, Teppei Kamimura, Yuji Shiga, Naoto Kinoshita, Hiroki Ueno, Hiroyuki Morino, Hirofumi Maruyama
    • Journal Title

      Journal of Atherosclerosis and Thrombosis

      Volume: 29 Issue: 5 Pages: 719-730

    • DOI

      10.5551/jat.62795

    • NAID

      130008007218

    • ISSN
      1340-3478, 1880-3873
    • Year and Date
      2022-05-01
    • Related Report
      2022 Research-status Report
    • Peer Reviewed
  • [Journal Article] Predictors of Stroke Outcome Extracted from Multivariate Linear Discriminant Analysis or Neural Network Analysis2022

    • Author(s)
      Tomohisa Nezu, Naohisa Hosomi, Kazumasa Yoshimura, Daisuke Kuzume, Hiroyuki Naito, Shiro Aoki, Yuko Morimoto, Masato Kinboshi, Takeshi Yoshida, Yuji Shiga, Naoto Kinoshita, Akira Furui, Genta Tabuchi, Hiroki Ueno, Toshio Tsuji, Hirofumi Maruyama
    • Journal Title

      Journal of Atherosclerosis and Thrombosis

      Volume: 29 Issue: 1 Pages: 99-110

    • DOI

      10.5551/jat.59642

    • NAID

      130008138821

    • ISSN
      1340-3478, 1880-3873
    • Year and Date
      2022-01-01
    • Related Report
      2022 Research-status Report 2021 Research-status Report
    • Peer Reviewed
  • [Journal Article] The association between nutritional intake one week after admission and outcome in acute ischemic stroke patients.2022

    • Author(s)
      Eto F, Nezu T, Aoki S, Kamimura T, Naito H, Shiga Y, Hosomi N, Maruyama H.
    • Journal Title

      J Stroke Cerebrovasc Dis.

      Volume: 31 Issue: 11 Pages: 106812-106812

    • DOI

      10.1016/j.jstrokecerebrovasdis.2022.106812

    • Related Report
      2022 Research-status Report
    • Peer Reviewed
  • [Journal Article] Short-term or long-term outcomes for stroke patients with cancer according to biological markers.2022

    • Author(s)
      Nezu T, Hosomi N, Aoki S, Naito H, Torii T, Kurashige T, Sugiura T, Kuzume D, Morimoto Y, Yoshida T, Yagita Y, Oyama N, Eto F, Shiga Y, Kinoshita N, Kamimura T, Ueno H, Ohshita T, Maruyama H.
    • Journal Title

      J Neurol Sci.

      Volume: 15 Pages: 120246-120246

    • DOI

      10.1016/j.jns.2022.120246

    • Related Report
      2022 Research-status Report
    • Peer Reviewed
  • [Journal Article] Assessment of Serum IgG Titers to Various Periodontal Pathogens Associated with Atrial Fibrillation in Acute Stroke Patients2022

    • Author(s)
      Nezu Tomohisa、Hosomi Naohisa、Aoki Shiro、Nishi Hiromi、Nakamori Masahiro、Shiga Yuji、Imamura Eiji、Shintani Tomoaki、Kawaguchi Hiroyuki、Maruyama Hirofumi
    • Journal Title

      Journal of Stroke and Cerebrovascular Diseases

      Volume: 31 Issue: 3 Pages: 106301-106301

    • DOI

      10.1016/j.jstrokecerebrovasdis.2021.106301

    • Related Report
      2022 Research-status Report 2021 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Expression and Function of Nicotinic Acetylcholine Receptors in Induced Regulatory T Cells.2022

    • Author(s)
      Nakata Y, Miura K, Yamasaki N, Ogata S, Miura S, Hosomi N, Kaminuma O.
    • Journal Title

      Int J Mol Sci.

      Volume: 23 Issue: 3 Pages: 1779-1779

    • DOI

      10.3390/ijms23031779

    • Related Report
      2021 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Various effects of nutritional status on clinical outcomes after intracerebral hemorrhage2021

    • Author(s)
      Yuji Shiga, Tomohisa Nezu, Ryo Shimomura, Kota Sato, Takahiro Himeno, Yuka Terasawa, Shiro Aoki, Naohisa Hosomi, Tatsuo Kohriyama, Hirofumi Maruyama
    • Journal Title

      Intern Emerg Med .

      Volume: - Issue: 4 Pages: 1043-1052

    • DOI

      10.1007/s11739-021-02901-x

    • Related Report
      2022 Research-status Report
    • Peer Reviewed
  • [Journal Article] Utility of Magnetic Resonance Spectroscopy for the Progression of Neurological Symptoms in Lenticulostriate Artery Territory Infarction.2021

    • Author(s)
      Shiga Y, Nezu T, Nakamori M, Hosomi N, Akiyama Y, Tachiyama K, Kamimura T, Kinoshita N, Hayashi Y, Matsushima H, Imamura E, Aoki S, Ueno H, Ohshita T, Wakabayashi S, Yamasaki F, Awai K, Maruyama H.
    • Journal Title

      J Stroke Cerebrovasc Dis.

      Volume: 30 Issue: 6 Pages: 105747-105747

    • DOI

      10.1016/j.jstrokecerebrovasdis.2021.105747

    • Related Report
      2021 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] cnm-Positive Streptococcus mutans and diffusion-weighted imaging hyperintensities in acute intracerebral hemorrhage2020

    • Author(s)
      Yuji Shiga, Shiro Aoki, Naohisa Hosomi, Ryota Nomura, Masahiro Nakamori, Tomohisa Nezu, Keisuke Tachiyama, Teppei Kamimura, Naoto Kinoshita, Ryo Shimomura, Yuki Hayashi, Hayato Matsushima, Eiji Imamura, Hiroki Ueno, Shinichi Wakabayashi, Kazuhiko Nakano, Tatsuo Kohriyama, Hirofumi Maruyama
    • Journal Title

      Eur J Neurol .

      Volume: - Issue: 5 Pages: 1581-1589

    • DOI

      10.1111/ene.14725

    • Related Report
      2021 Research-status Report
    • Peer Reviewed / Open Access

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Published: 2021-04-28   Modified: 2025-01-30  

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