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Investigations of the anomalies occurred in central and oromandibular functions in the model of Rett syndrome

Research Project

Project/Area Number 18390551
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Orthodontic/Pediatric dentistry
Research InstitutionNihon University

Principal Investigator

SHIRAKAWA Tetsuo  Nihon University, 歯学部, 教授 (00187527)

Co-Investigator(Kenkyū-buntansha) 三留 雅人  徳島大学, 大学院・ヘルスバイオサイエンス研究部, 教授 (50261318)
本間 さと  北海道大学, 大学院・医学研究科, 教授 (20142713)
Co-Investigator(Renkei-kenkyūsha) MITOME Masato  徳島大学, 大学院・ヘルスバイオサイエンス 研究部, 教授 (50261318)
HONMA Sato  北海道大学, 大学院・医学研究科, 教授 (20142713)
NAKAMURA Wataru  大阪大学, 大学院・歯学研究科, 特任准教授 (60372257)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥18,080,000 (Direct Cost: ¥15,500,000、Indirect Cost: ¥2,580,000)
Fiscal Year 2008: ¥5,460,000 (Direct Cost: ¥4,200,000、Indirect Cost: ¥1,260,000)
Fiscal Year 2007: ¥5,720,000 (Direct Cost: ¥4,400,000、Indirect Cost: ¥1,320,000)
Fiscal Year 2006: ¥6,900,000 (Direct Cost: ¥6,900,000)
KeywordsRett症候群 / MeCP2 / 顎口腔機能 / 摂食調節中枢 / 肥満 / BDNF / 神経核 / 呼吸障害 / FTO / 脳 / 発達障害 / 自発行動 / サーカディアンリズム / ニューロン / 視交叉上核 / 前頭皮質
Research Abstract

Rett症候群モデルの雄マウスでは、死亡する約2週前より体重が減少に転じ、摂食量の急激な低下が生じること、またヘテロ欠損雌マウス(Mecp2+/-)を30週以上通常の餌で飼育すると、約80%が過食による著しい肥満を呈することが明らかになった。肥満を呈したMecp2+/-では、延髄においてチロシン水酸化酵素の著明な減少がみられ、視床下部ではメラニン凝集ホルモンとその受容体の上昇が認められた。Mecp2+/-の肥満にはこれら中枢の変化が関わっている可能性が示唆された

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (15 results)

All 2009 2008 2007

All Journal Article (11 results) (of which Peer Reviewed: 11 results) Presentation (4 results)

  • [Journal Article] Robust Food Anticipatory Activity in BMAL1-Deficient Mice2009

    • Author(s)
      Pendergast JS, Nakamura W, Friday RC, Hatanaka F, Takumi T, Yamazaki S
    • Journal Title

      PLoS ONE 4 e4860

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Diagnostic accuracy of micro-computed tomography for osseous abnormalities in the rat temporomandibular joint condyle2009

    • Author(s)
      Kameoka s.
    • Journal Title

      Dentomaxillofacial Radiology (in press)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Comment on " Differential rescue of light-and food-entrainable circadian rhythms "2008

    • Author(s)
      Mistlberger RE, Yamazaki S, Pendergast JS, Landry GJ, Takumi T, Nakamura W
    • Journal Title

      Science 322

      Pages: 675-675

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Glutamate transporters regulate lesion-induced plasticity in the developing somatosensory cortex2008

    • Author(s)
      Takasaki C, Okada R, Mitani A, Fukaya M, Yamasaki M, Fujihara Y, Shirakawa T, Tanaka K, Watanabe M
    • Journal Title

      J Neurosci 28

      Pages: 4995-5006

    • NAID

      120005183168

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] In vivo monitoring of circadian timing in freely moving mice2008

    • Author(s)
      Nakamura W, Yamazaki S, Nakamura TJ, Shirakawa T, Block GD, Takumi T
    • Journal Title

      Curr Biol 18

      Pages: 381-385

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Relationship between reaction time for mandibular movement and the level of muscular discharge of the masticatory muscles in a reaction time task in patients with cerebral palsy2008

    • Author(s)
      Uchida A, Yoshida M, Araki H, Yamaguchi T, Nakamura S, Yoshida H, Nakajima I, Shirakawa T
    • Journal Title

      Ped Dent J 8

      Pages: 137-146

    • NAID

      10027484183

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Study on the relationship between sensation of the mandibular position and the oral dysfunctions in the cerebral palsy patients2008

    • Author(s)
      Yamaguchi T, Yoshida M, Nakamura S, Araki H, Uchida A, Yoshida H, Nakajima I, Shirakawa T
    • Journal Title

      Ped Dent J 18

      Pages: 147-155

    • NAID

      10027484218

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] In vivo monitoring of circadian timing in freely moving mice2008

    • Author(s)
      Nakamura w.
    • Journal Title

      Current Biology 18

      Pages: 381-385

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Glutamate transporters regulate lesion-induced plasticity in thedeveloping somatosensory cortex2008

    • Author(s)
      Takasaki C.
    • Journal Title

      Journal of Neuroscience 28

      Pages: 4995-5006

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] In vivo monitoring of circadian timing in freely moving mice.2008

    • Author(s)
      Nakamura W.
    • Journal Title

      Current Biology 18

      Pages: 381-385

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Surgical treatment for sleep apnea : changes in craniofacial and pharyngeal airway morphology in a child with achondroplasia2007

    • Author(s)
      Sato K, Niikuni N, Nakajima I, Shirakawa T, Sakata H
    • Journal Title

      J Oral Sci 49

      Pages: 173-177

    • NAID

      130000072691

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] ett症候群モデルマウスにおける肥満および行動異常についての病態解析2009

    • Author(s)
      滝口旗一, 他
    • Organizer
      第47回日本小児歯科学会大会
    • Place of Presentation
      吹田市
    • Year and Date
      2009-05-15
    • Related Report
      2008 Final Research Report
  • [Presentation] Rett症候群モデルマウスの摂食行動とその異常2008

    • Author(s)
      和田崇, 他
    • Organizer
      第46回日本小児歯科学会大会
    • Place of Presentation
      さいたま市
    • Year and Date
      2008-06-13
    • Related Report
      2008 Final Research Report
  • [Presentation] Rett症候群モデルマウスの摂食行動とその異常2008

    • Author(s)
      和田 崇
    • Organizer
      第46回日本小児歯科学会大会
    • Place of Presentation
      埼玉
    • Year and Date
      2008-06-13
    • Related Report
      2008 Annual Research Report
  • [Presentation] fMRIによる「食感」想像時の脳賦活部位の検討 -味、においの想像と比較して-2007

    • Author(s)
      岩崎 真紀子
    • Organizer
      第45回日本小児歯科学会大会
    • Place of Presentation
      東京
    • Related Report
      2007 Annual Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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