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2008 Fiscal Year Final Research Report

Research on the common molecular pathology for autism

Research Project

  • PDF
Project/Area Number 18390301
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Pediatrics
Research InstitutionJichi Medical University

Principal Investigator

MOMOI Mariko  Jichi Medical University, 医学部, 教授 (90166348)

Co-Investigator(Kenkyū-buntansha) YAMAGATA Takanori  自治医科大学, 医学部, 准教授 (00239857)
MORI Masato  自治医科大学, 医学部, 講師 (10337347)
NOZAKI Yasuyuki  自治医科大学, 医学部, 助教 (90281295)
GOTO Tamako  自治医科大学, 医学部, 助教 (40364509)
KUWAJIMA Mari  自治医科大学, 医学部, 研究生 (30398515)
Project Period (FY) 2006 – 2008
Keywords自閉性障害 / シナプス形成 / CADM1 / FOXP2
Research Abstract

自閉性障害の分子機構の解明のために、原因遺伝子検索、遺伝子発現プロファイリング、遺伝子改変マウスによる分子病態の解析を実施した。ヒト変異を有するFOXP2遺伝子改変マウスのhomozygoteでは変異遺伝子産物は核に輸送されず細胞質内に停留する分子病態を確認した。さらに、シナプス接着蛋白遺伝子であるCADM1に2個の変異を検出し、遺伝子欠損マウスにおける社会性行動異常を確認した。罹患者の末梢血球における遺伝子発現解析では、GPCR群の発現が有意に増加しており、原因分子病態の結果を反映すると考えられた。また、一部の罹患者において、MECP2で制御を受けるDLX5の発現が増加していた。同様に制御されるDLX6には罹患同胞にミスセンス変異を認めたことから、これらの遺伝子が病態に関与する可能性を示唆した。

  • Research Products

    (7 results)

All 2009 2008 2007 2006

All Journal Article (5 results) (of which Peer Reviewed: 5 results) Presentation (2 results)

  • [Journal Article] Expression analysis and mutation detection of DLX5 and DLX6 in autism.2009

    • Author(s)
      Nakajima N, Yamagata T, MoriM, Kuwajima M, Suwa K, Momoi MY.
    • Journal Title

      Brain Dev doi:10

      Pages: 1016

    • Peer Reviewed
  • [Journal Article] Mutations in the gene encoding CADM1 are associated with autism spectrum disorder.2008

    • Author(s)
      Zhiling Y, Fujita E, Tanabe Y, Yamagata T, Momoi T, Momoi MY.
    • Journal Title

      Biochem Biophys Res Commun 377

      Pages: 926-929

    • Peer Reviewed
  • [Journal Article] Ultrasonic vocaliz ation impairment of FOXP2 (R552H) knockin mice related to speech-language disorder and abnormality of Pukinje cells.2008

    • Author(s)
      Fijita E, Tanabe Y, Shiota A, Ueda M, Suwa K, Momoi MY, Momoi T.
    • Journal Title

      Proc Natl Acad Sci USA 105

      Pages: 3117-3122

    • Peer Reviewed
  • [Journal Article] Intracellular dist ribution of a speech/language disorder associated FOXP2 mutant.2007

    • Author(s)
      Mizutani A, Matsuzaki A, Momoi MY,Fujita E, Tanabe Y, Momoi T.
    • Journal Title

      Biochem Biopys Res Commun 353

      Pages: 869-874

    • Peer Reviewed
  • [Journal Article] Secretin receptor deficient mice exh ibited impaired synaptic plasticity and social behavior2006

    • Author(s)
      Nishijima I, Yamagata T, Spencer Cm,Weeber EJ, Alekseyenko O, Sweatt JD, Momoi MY, et al.
    • Journal Title

      Hum mol Genet 15

      Pages: 3241-3250

    • Peer Reviewed
  • [Presentation]2008

    • Author(s)
      USA American Academy of Human Genetics Branch
    • Organizer
      International Autism Research meeting
    • Year and Date
      2008
  • [Presentation]2007

    • Author(s)
      USA American Academy of Human Genetics Branch
    • Organizer
      International Autism Research meeting
    • Year and Date
      2007

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Published: 2010-06-10   Modified: 2012-09-10  

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