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Useful preoperative and intraoperative H3F3A gene profiling for deciding on surgical strategies for spinal tumors

Research Project

Project/Area Number 20K17962
Research Category

Grant-in-Aid for Early-Career Scientists

Allocation TypeMulti-year Fund
Review Section Basic Section 56010:Neurosurgery-related
Research InstitutionNagoya University

Principal Investigator

Nagashima Yoshitaka  名古屋大学, 医学部附属病院, 病院助教 (20867684)

Project Period (FY) 2020-04-01 – 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 2022: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2021: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2020: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
KeywordsH3F3A遺伝子変異 / 脊髄アストロサイトーマ / ddPCR / i-densy解析 / 脊髄星細胞腫 / 脊髄髄内腫瘍
Outline of Research at the Start

脳脊髄腫瘍の診断は、特徴的な病理形態に基づいた診断と特定の遺伝子異常の有無を組み合わせた統合診断が推奨されている。病理形態診断は染色システム等の技術向上により術中迅速診断が可能になっている一方で、迅速遺伝子診断は未だ開発途上であり、実用化されていない。予後が不良であり、かつ神経障害を起こしやすい脊髄腫瘍の手術には術前、術中に腫瘍の性質を十分に把握するための情報が不可欠である。術前、術中にH3F3A変異を同定することで、術後の計画を想定した上で手術戦略を検討できると考え、解析の構築を目指した。

Outline of Final Research Achievements

This study reveals that certain genetic aberrations play a crucial role as molecular markers in the diagnosis and treatment strategies for brain and spinal cord tumors. Specifically, mutations in the H3F3A gene have been identified as markers of poor prognosis. To address the issue of obtaining limited samples during surgery, identifying H3F3A gene mutations intraoperatively enables the planning of appropriate surgical strategies.
The research involved collecting DNA from cerebrospinal fluid and tumor samples preserved at the Department of Neurosurgery, Nagoya University School of Medicine, and checking for the presence of H3F3A gene mutations. This genetic analysis was conducted using the i-densy system, a rapid analysis system employing fluorescent Q-probes, which confirmed that genetic analysis could be completed in about 90 minutes. This method allows for the high-sensitivity and rapid detection of specific mutations in the H3F3A gene and is useful in diagnosing spinal tumors,.

Academic Significance and Societal Importance of the Research Achievements

この研究は、脳脊髄腫瘍診断と治療戦略における遺伝子異常の役割を深く掘り下げ、特に脊髄アストロサイトーマにおけるH3F3A遺伝子変異の重要性を明らかにしました。学術的には、脊髄腫瘍の分子生物学的理解を進展させました。社会的には、迅速かつ高感度な診断技術の開発により、手術戦略の精密化と治療成績の改善が期待され、患者の予後向上に直結することが期待されます。遺伝子プロファイリングに基づく個別化医療の推進により、脊髄腫瘍患者にとってより適切な治療選択が可能となり、医療の質の向上に貢献することでしょう。

Report

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

    (15 results)

All 2024 2023 2022 2021

All Journal Article (8 results) (of which Int'l Joint Research: 3 results,  Peer Reviewed: 6 results,  Open Access: 5 results) Presentation (7 results) (of which Int'l Joint Research: 4 results)

  • [Journal Article] Molecular insights and the role of 18F-FDG-PET/CT in the diagnosis of spinal gliomas2024

    • Author(s)
      Nagashima Yoshitaka、Nishimura Yusuke、Eguchi Kaoru、Yamaguchi Junya、Haimoto Shoichi、Ohka Fumiharu、Motomura Kazuya、Abe Takashi、Matsuo Mamoru、Tsukamoto Eisuke、Hara Masahito、Saito Ryuta
    • Journal Title

      Acta Neurochirurgica

      Volume: 166 Issue: 1 Pages: 154-154

    • DOI

      10.1007/s00701-024-06039-5

    • Related Report
      2023 Annual Research Report
  • [Journal Article] Primary Bone Lymphoma of the Spine: A Case Report Highlighting Diagnostic Complexities and Treatment2024

    • Author(s)
      Tsukamoto Eisuke、Nagashima Yoshitaka、Nishimura Yusuke、Kuwabara Kyoko、Saito Ryuta
    • Journal Title

      Cureus

      Volume: 16

    • DOI

      10.7759/cureus.52524

    • Related Report
      2023 Annual Research Report
  • [Journal Article] Magnetic Resonance Imaging Scans of Cervical Spinal Cord Ependymoma with Changing Radiological Features over a Short Period of Time2022

    • Author(s)
      Nagashima Yoshitaka、Nishimura Yusuke、Saito Ryuta
    • Journal Title

      World Neurosurgery

      Volume: 167 Pages: 95-97

    • DOI

      10.1016/j.wneu.2022.08.116

    • Related Report
      2022 Research-status Report
    • Peer Reviewed
  • [Journal Article] Recent Molecular and Genetic Findings in Intramedullary Spinal Cord Tumors2022

    • Author(s)
      Nagashima Yoshitaka、Nishimura Yusuke、Eguchi Kaoru、Yamaguchi Junya、Haimoto Shoichi、Ohka Fumiharu、Takayasu Masakazu、Saito Ryuta
    • Journal Title

      Neurospine

      Volume: 19 Issue: 2 Pages: 262-271

    • DOI

      10.14245/ns.2244168.084

    • Related Report
      2022 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Intraoperative <i>H3F3A K27M</i> Mutation-based Diagnosis of Spinal Cord Intramedullary Tumor2021

    • Author(s)
      永島吉孝, 大岡史治, 西村由介, 江口馨, 安藤遼, 粟屋尭之, 赤堀翔, 若林俊彦, 夏目敦至
    • Journal Title

      Spinal Surgery

      Volume: 35 Issue: 2 Pages: 215-217

    • DOI

      10.2531/spinalsurg.35.215

    • NAID

      130008118656

    • ISSN
      0914-6024, 1880-9359
    • Related Report
      2021 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Driver Genetic Mutations in Spinal Cord Gliomas Direct the Degree of Functional Impairment in Tumor-Associated Spinal Cord Injury2021

    • Author(s)
      Nagashima Yoshitaka、Nishimura Yusuke、Ohka Fumiharu、Eguchi Kaoru、Aoki Kosuke、Ito Hiroshi、Nishii Tomoya、Oyama Takahiro、Hara Masahito、Kitano Yotaro、Masaki Hirano、Wakabayashi Toshihiko、Natsume Atsushi
    • Journal Title

      Cells

      Volume: 10 Issue: 10 Pages: 2525-2525

    • DOI

      10.3390/cells10102525

    • Related Report
      2021 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Two cases of solitary fibrous tumor/hemangiopericytoma with different clinical features according to the World Health Organization classification: case report and review of the literature2021

    • Author(s)
      Nishii Tomoya、Nagashima Yoshitaka、Nishimura Yusuke、Ito Hiroshi、Oyama Takahiro、Matsuo Mamoru、Sakakibara Ayako、Shimada Satoko、Saito Ryuta
    • Journal Title

      Journal of Spine Surgery

      Volume: 7 Issue: 4 Pages: 532-539

    • DOI

      10.21037/jss-21-83

    • Related Report
      2021 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Postoperative Cervicothoracic Kyphosis Following Infantile Intramedullary Tumor Resection Accelerates Neurological Deterioration2021

    • Author(s)
      GONDA Tomomi、NAGASHIMA Yoshitaka、NISHIMURA Yusuke、ITO Hiroshi、NISII Tomoya、OYAMA Takahiro、HARA Masahito、SAITO Ryuta
    • Journal Title

      NMC Case Report Journal

      Volume: 8 Issue: 1 Pages: 705-711

    • DOI

      10.2176/nmccrj.cr.2021-0086

    • NAID

      130008104942

    • Related Report
      2021 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] マルティモダリティを駆使した脊髄髄内腫瘍手術の工夫2023

    • Author(s)
      永島吉孝, 西村由介, 江口馨, 大岡史治, 山口純矢, 阿部節, 松尾衛, 権田友美, 塚本英祐, 齋藤竜太
    • Organizer
      日本脳神経外科学会第82回学術総会
    • Related Report
      2023 Annual Research Report
  • [Presentation] Diagnostic utility of positron emission tomography (PET) findings for the intramedullary lesions in the spinal cord2023

    • Author(s)
      Yoshitaka Nagashima, Yusuke Nishimura, Ryuta Saito
    • Organizer
      EANS (European Association of Neurosurgical Societies) Congress 2023
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] A single-center retrospective study of the genetic characteristics and clinical presentation of spinal gliomas2023

    • Author(s)
      Yoshitaka Nagashima, Yusuke Nishimura, Kaoru Eguchi, Fumiharu Ohka, Motonori Ishii, Tomoya Nishii, Nobuhisa Fukaya, Takashi Abe, Hiroyuki Kato, Ryuta Saito
    • Organizer
      The 14th Annual Meeting of Asia Spine
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 短期間にMRI画像の造影効果が変化した脊髄上衣腫の一例2022

    • Author(s)
      永島吉孝、西村由介、石井元規、西井智也、雄山隆弘、齋藤竜太
    • Organizer
      第57回日本脊髄障害医学会
    • Related Report
      2022 Research-status Report
  • [Presentation] Genetic features and clinical outcome of spinal cord glioma2022

    • Author(s)
      Y Nagashima, Y Nishimura, R Saito
    • Organizer
      The 10th Pan-Pacific Neurosurgical Congress
    • Related Report
      2022 Research-status Report
    • Int'l Joint Research
  • [Presentation] 神経膠腫におけるIDH変異の位置づけ2021

    • Author(s)
      永島吉孝、西村由介、大岡史治、伊藤洋、雄山隆弘、西井智哉、齋藤竜太
    • Organizer
      日本脊髄外科学会
    • Related Report
      2021 Research-status Report
  • [Presentation] IDH R132C mutant World Health Organaization grade Ⅱ diffuse astrocytoma: a case report and literature review2021

    • Author(s)
      Y. Nagashima, Y. Nishimura, F. Ohka, T. Nishi, T. Oyama, R. Saito
    • Organizer
      eEANS 2021
    • Related Report
      2021 Research-status Report
    • Int'l Joint Research

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Published: 2020-04-28   Modified: 2025-01-30  

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