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The mechanisms of elevated blood pNF-H, as a biomarker for neural disorders

Research Project

Project/Area Number 25462317
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Orthopaedic surgery
Research InstitutionNational Rehabilitation Center for Persons with Disabilities

Principal Investigator

Tobimatsu Yoshiko  国立障害者リハビリテーションセンター(研究所), 病院(併任研究所), 病院長 (20172174)

Co-Investigator(Kenkyū-buntansha) OGATA Toru  国立障害者リハビリテーションセンター(研究所)、病院(併任研究所), 障害者健康増進・運動医科学支援センター, センター長 (00392192)
Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2015: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2014: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2013: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywordsバイオマーカー / 脊髄損傷 / 細胞培養
Outline of Final Research Achievements

We investigated the basic mechanisms of dynamics of serum phospho-neurofilament H subunit (pNF-H), a possible biomarker for evaluating damage to central nervous system. The dorsal ganglion culture experiment revealed that pNF-H seems to be released from contused axons. The simultaneous sampling from blood and cerebrospinal fluid showed that the level of pNF-H is 5 to 10 times higher in cerebrospinal fluid, but the ratio varies depending on the pathological conditions. These results indicate that in the evaluation of serum pNF-H level, clinicians should be aware that it may reflect the type of damage to nervous tissue and also coexisting inflammation which facilitates transfer of pNF-H into peripheral blood.

Report

(3 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • Research Products

    (3 results)

All 2015 Other

All Journal Article (2 results) (of which Peer Reviewed: 1 results,  Open Access: 1 results,  Acknowledgement Compliant: 1 results) Presentation (1 results)

  • [Journal Article] Elevated Levels of Phosphorylated Neurofilament Heavy Subunit in the Cerebrospinal Fluid of Patients with Lumbar Spinal Stenosis: Preliminary Findings.2015

    • Author(s)
      Ohya J, Takeshita K, et al.
    • Journal Title

      Spine J

      Volume: 未定 Issue: 7 Pages: 1587-1592

    • DOI

      10.1016/j.spinee.2015.03.013

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Phosphorylated neurofilament subunit levels in the serum of cervical compressive myelopathy patients.2015

    • Author(s)
      Kato S, Chikuda H, Ohya J, Hayakawa K, Takeshita K, Tanaka S, Ogata T
    • Journal Title

      J Clin Neurosci.

      Volume: 22 Issue: 10 Pages: 1638-1642

    • DOI

      10.1016/j.jocn.2015.03.047

    • Related Report
      2015 Annual Research Report
  • [Presentation] バイオマーカーpNF-Hの臨床的意義

    • Author(s)
      緒方徹,早川謙太郎,筑田博隆,田中栄
    • Organizer
      第28回日本整形外科学会基礎学術集会
    • Place of Presentation
      幕張メッセ(千葉県千葉市)
    • Related Report
      2013 Research-status Report

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Published: 2014-07-25   Modified: 2019-07-29  

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