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Research on molecular pathogenesis and next-generation therapeutic agent for dystonia-parkinsonism

Research Project

Project/Area Number 24390223
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypePartial Multi-year Fund
Section一般
Research Field Neurology
Research InstitutionThe University of Tokushima

Principal Investigator

KAJI Ryuji  徳島大学, 大学院ヘルスバイオサイエンス研究部, 教授 (00214304)

Co-Investigator(Kenkyū-buntansha) KAWARAI Toshitaka  徳島大学, 大学院ヘルスバイオサイエンス研究部, 講師 (50614137)
GOTO Satoshi  徳島大学, 大学院ヘルスバイオサイエンス研究部, 特任教授 (50240916)
Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥14,820,000 (Direct Cost: ¥11,400,000、Indirect Cost: ¥3,420,000)
Fiscal Year 2014: ¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2013: ¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2012: ¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Keywordsジストニア / A2-NTX / ストリオゾーム / 基底核 / ボツリヌス毒素 / ジストニア / ストリオゾーム / ボツリヌス毒素 / ゾルピデム / DYT6 / GLUD1 / DYT6 / GLUD1
Outline of Final Research Achievements

We performed genetic testing for the currently-known DYT genes and found mutations in 18 out of 61 cases (29.5%). Whole exome sequencing in two patients demonstrated a new candidate gene for dystonia, which is related to epigenetics. We are now analysing the biological abnormalities using conditional knock-out mice. In the study of DYT1 model mice, we found a down-regulation of mu-opioid receptor dominant in striosome, and are now confirming this using neuronal cell culture. As for A2NTX, the next generation botulinum toxin with high safety and efficacy than onabotulinumtoxinA (BOTOX), we finalized the patent applications all over the world by adding animal and human data.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Annual Research Report
  • 2012 Annual Research Report
  • Research Products

    (24 results)

All 2015 2014 2013 2012

All Journal Article (24 results) (of which Peer Reviewed: 24 results)

  • [Journal Article] Val66Met polymorphism of brain-derived neurotrophic factor is associated with idiopathic dystonia.2015

    • Author(s)
      Sako, W et al
    • Journal Title

      Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia

      Volume: 22 Pages: 575-577

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Direct central action of intramuscularly injected botulinum toxin: is it harmful or beneficial?2015

    • Author(s)
      Kaji R
    • Journal Title

      The Journal of physiology

      Volume: - Pages: 591-749

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Comparison of Systemic Toxicity between Botulinum Toxin Subtypes A1 and A2 in Mice and Rats.2015

    • Author(s)
      Torii, Y et al
    • Journal Title

      Basic & clinical pharmacology & toxicology

      Volume: 116 Pages: 524-528

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Direct central action of intramuscularly injected botulinum toxin : is it harmful or beneficial?2015

    • Author(s)
      Kaji R
    • Journal Title

      The Journal of physiology

      Pages: 591-749

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Mutations in GNAL2014

    • Author(s)
      Kumar, K et al
    • Journal Title

      a novel cause of craniocervical dystonia. JAMA neurology

      Volume: 71 Pages: 490-494

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Genome-wide association study in musician's dystonia: a risk variant at the arylsulfatase G locus? Movement disorders2014

    • Author(s)
      Lohmann, K. et al
    • Journal Title

      official journal of the Movement Disorder Society

      Volume: 29 Pages: 921-927

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] DYT6 in Japan-genetic screening and clinical characteristics of the patients. Movement disorders2014

    • Author(s)
      Miyamoto, R et al
    • Journal Title

      official journal of the Movement Disorder Society

      Volume: 29 Pages: 278-280

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Deep brain stimulation of the thalamic ventral lateral anterior nucleus for DYT6 dystonia2014

    • Author(s)
      Mure, H et al
    • Journal Title

      tereotactic and functional neurosurgery

      Volume: 92 Pages: 393-396

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Comparison between botulinum neurotoxin type A2 and type A1 by electrophysiological study in healthy individuals.2014

    • Author(s)
      Mukai, Y et al
    • Journal Title

      Toxicon : official journal of the International Society on Toxinology

      Volume: 81 Pages: 32-36

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Exome sequencing reveals a novel MRE11 mutation in a patient with progressive myoclonic ataxia.2014

    • Author(s)
      Miyamoto R, Morino H, Yoshizawa A, Miyazaki Y, Maruyama H, Murakami N, Fukada K, Izumi Y, Matsuura S, Kaji R, Kawakami H.
    • Journal Title

      J Neurol Sci.

      Volume: 337 Issue: 1-2 Pages: 219-223

    • DOI

      10.1016/j.jns.2013.11.032

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Journal Article] DYT6 in Japan-genetic screening and clinical characteristics of the patients.2014

    • Author(s)
      Miyamoto R, Koizumi H, Morino H, Kawarai T, Maruyama H, Mukai Y, Miyashiro A, Sako W, Izumi Y, Kawakami H, Kaji R.
    • Journal Title

      Mov Disord.

      Volume: 29 Issue: 2 Pages: 278-280

    • DOI

      10.1002/mds.25745

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Defects in the striatal neuropeptide Y system in X-limked dystonia-parkinsonism.2013

    • Author(s)
      Goto S, et al
    • Journal Title

      Brain

      Volume: 136 Issue: 5 Pages: 1555-1567

    • DOI

      10.1093/brain/awt084

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Dopamine signaling negatively regulates striatal phosphorylation of Cdk5 at tyrosine 15 in mice2013

    • Author(s)
      Yamamura Y, et al.
    • Journal Title

      Frontiers in cellular neuroscience 2013:7:12

      Pages: 7-12

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Oromandibular dystonia associated with SCA36. Movement disorders2013

    • Author(s)
      Miyashiro A, et al.
    • Journal Title

      official journal of the Movement Disorder Society

      Volume: 28 Pages: 558-559

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Application of long-range polymerase chain reaction in the diagnosis of f X-linked dystonia-parkinsonism2013

    • Author(s)
      Kawarai T, et al.
    • Journal Title

      Neurogenetics

      Volume: 14 Pages: 168-169

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] [A doubIe-blind comparative study to evaluate the efficacy and safety of NerBloc(R) (rimabotulinumtoxinB) administered in a single dose to patients with cervical dystonia]2013

    • Author(s)
      Kaji R, et al.
    • Journal Title

      Brain and nerve = Shinkei kenkyu no shinpo

      Volume: 65 Pages: 203-211

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Defects in the striatal neuropeptide Y system in X-linked dystonia-parkinsonism2013

    • Author(s)
      Goto S, et al.
    • Journal Title

      Brain : a journal of neurology

      Volume: 136 Pages: 1555-1567

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Transsynaptic inhibition of spinal transmission by A2 botulinum toxin.2013

    • Author(s)
      Akaike N, et al.
    • Journal Title

      The Journal of physiology

      Volume: 591 Pages: 1031-1043

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Cell type-specific localization of optineurin in the striatal neurons of mice : implications for neuronal vulnerability in Huntington's disease2012

    • Author(s)
      Okita S, et al.
    • Journal Title

      Neuroscience

      Volume: 202 Pages: 363-370

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] New medications for dystonia2012

    • Author(s)
      Miyazaki Y, et al.
    • Journal Title

      Rinsho shinkeigaku = Clinical neurology

      Volume: 52 Pages: 1074-1076

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Efficacy of zoIpidem for dystonia : a study among different subtypes2012

    • Author(s)
      Miyazaki Y, et al.
    • Journal Title

      Frontiers in neurology

      Pages: 3-58

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Broad spectrum of dyston i a associated with a novel thanatos i s-associated protein domain-containing apoptosis-associated protein 1 mutation in a Japanese family with dystonia 6, torsion2012

    • Author(s)
      Miyamoto R, et al.
    • Journal Title

      Movement disorders : official journal of the Move

      Volume: 27 Pages: 1324-1325

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Generalized dystonia in a patient with a novel mutation in the GLUD1 gene2012

    • Author(s)
      Miyamoto R, et al.
    • Journal Title

      Movement disorders : official journal of the Movement Disorder Society

      Volume: 27 Pages: 1198-1199

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Reduced serum ceruloplasmin levels in cervical dystonia2012

    • Author(s)
      Mezaki T, et al.
    • Journal Title

      European neurology

      Pages: 67-256

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed

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Published: 2012-04-24   Modified: 2019-07-29  

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