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The cross-frequency coupling of neural oscillations in schizophrenia

Research Project

Project/Area Number 15K19713
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Psychiatric science
Research InstitutionThe University of Tokyo

Principal Investigator

KIRIHARA Kenji  東京大学, 医学部附属病院, 助教 (80553700)

Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,250,000 (Direct Cost: ¥2,500,000、Indirect Cost: ¥750,000)
Fiscal Year 2017: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2016: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2015: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywords統合失調症 / 脳波 / ミスマッチ陰性電位 / 神経オシレーション / グルタミン酸
Outline of Final Research Achievements

We investigated mismatch negativity and neural oscillations in early stages of schizophrenia. In this study, we found that mismatch negativity showed no progressive reduction, association with social functioning and cognitive functioning, and association with plasma level of glutamate in early stages of psychosis. In addition, we also found altered cross-frequency coupling of neural oscillations in early stages of psychosis. These findings suggest that mismatch negativity and the cross-frequency coupling may be useful biomarkers for early stages of schizophrenia.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (5 results)

All 2017

All Journal Article (4 results) (of which Peer Reviewed: 3 results,  Open Access: 3 results,  Acknowledgement Compliant: 1 results) Presentation (1 results) (of which Int'l Joint Research: 1 results)

  • [Journal Article] 特集 精神疾患の生物学的診断指標-現状と開発研究の展望 統合失調症バイオマーカーとしてのミスマッチ陰性電位2017

    • Author(s)
      藤岡 真生、越山 太輔、多田 真理子、切原 賢治、永井 達哉、荒木 剛、笠井 清登
    • Journal Title

      精神医学

      Volume: 59 Issue: 9 Pages: 817-825

    • DOI

      10.11477/mf.1405205448

    • ISSN
      0488-1281, 1882-126X
    • Year and Date
      2017-09-15
    • Related Report
      2017 Annual Research Report
  • [Journal Article] Reduced Mismatch Negativity is Associated with Increased Plasma Level of Glutamate in First-episode Psychosis2017

    • Author(s)
      Nagai Tatsuya, Kirihara Kenji, Tada Mariko, Koshiyama Daisuke, Koike Shinsuke, Suga Motomu, Araki Tsuyoshi, Hashimoto Kenji, Kasai Kiyoto
    • Journal Title

      Scientific Reports

      Volume: 7 Issue: 1 Pages: 2258-2258

    • DOI

      10.1038/s41598-017-02267-1

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Association between mismatch negativity and global functioning is specific to duration deviance in early stages of psychosis2017

    • Author(s)
      Koshiyama Daisuke, Kirihara Kenji, Tada Mariko, Nagai Tatsuya, Fujioka Mao, Koike Shinsuke, Suga Motomu, Araki Tsuyoshi, Kasai Kiyoto
    • Journal Title

      Schizophrenia Research

      Volume: - Pages: 30607-30607

    • DOI

      10.1016/j.schres.2017.09.045

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Duration and frequency mismatch negativity shows no progressive reduction in early stages of psychosis2017

    • Author(s)
      Koshiyama D, Kirihara K, Tada M, Nagai T, Koike S, Suga M, Araki T, Kasai K
    • Journal Title

      Schizophrenia Research

      Volume: 印刷中 Pages: 32-38

    • DOI

      10.1016/j.schres.2017.03.015

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Presentation] Mismatch negativity in patients with early stages of psychosis and in nonhuman primates.2017

    • Author(s)
      Kenji Kirihara, Tatsuya Nagai, Yuki Suda, Mariko Tada, Daisuke Koshiyama, Shinsuke Koike, Motomu Suga, Tsuyoshi Araki, Kenji Hashimoto, Takanori Uka, Kiyoto Kasai
    • Organizer
      Society of Biological Psychiatry 72nd Annual Scientific Convention
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research

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Published: 2015-04-16   Modified: 2019-03-29  

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