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Research of geneticdistributionand clinical applicationin patients with enlarged vestibular aqueduct and Pendred syndrome in Okinawa islands.

Research Project

Project/Area Number 23791914
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Otorhinolaryngology
Research InstitutionUniversity of the Ryukyus

Principal Investigator

GANAHA Akira  琉球大学, 医学研究科, 助教 (00347155)

Project Period (FY) 2011 – 2012
Project Status Completed (Fiscal Year 2012)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2012: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2011: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords耳科学 / 前庭水管拡大 / 難聴 / 沖縄県 / 遺伝子変異 / 発現解析 / IVS15+5G>A / 遺伝子解析 / 遺伝子発現解析
Research Abstract

We investigated the frequencies of SLC26A4mutations of patients with EVA or PS living in the Okinawa Islands. The substitution of IVS15+5G>A in SLC26A4 was the most common mutation in uniquely found in patients with PS and EVA in Okinawa Islands. This suggested that the spectrum of SLC26A4 mutation differed from main islands of Japan and other East Asian countries. We surveyed the substitution IVS15+5G>A in 100 healthy objects as control.Based on qRT-PCR results, expression of SLC26A4 was not identified in patients with the homozygous substitution of IVS15+5G>A.Our result suggested that IVS15+5G>A is a pathogenic substitution and the cause of the frequent substitution might be the existence of a common ancestor.

Report

(3 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • 2011 Research-status Report
  • Research Products

    (5 results)

All 2013 2012 2011

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (4 results)

  • [Journal Article] Pathogenic substitution of IVS15+ 5G > A in SLC26A4 in patients of Okinawa Islands with enlarged vestibular aqueduct syndrome or Pendred syndrome2013

    • Author(s)
      Akira Ganaha, Tadashi Kaname, Kumiko Yanagi, Kenji Naritomi, Tetsuya Tono, Shin-ichi Usami, Mikio Suzuki
    • Journal Title

      BMC Medical Genetics

      Volume: 14 Pages: 56-56

    • URL

      http://www.biomedcentral.com/1471-2350/14/56

    • Related Report
      2012 Final Research Report
    • Peer Reviewed
  • [Presentation] 沖縄県における前庭水管拡大症およびペンドレッド症候群の遺伝子解析2012

    • Author(s)
      我那覇章
    • Organizer
      第22回日本耳科学会総会・学術講
    • Place of Presentation
      古屋国際会議場
    • Year and Date
      2012-10-05
    • Related Report
      2012 Final Research Report
  • [Presentation] istinct and pathogenic substitution of IVS15+5G>A in the SLC26A4 gene in patients with enlarged vestibular aqueduct syndrome and Pendred syndrome inOkinawa islands.2012

    • Author(s)
      我那覇章
    • Organizer
      European Human Genetics Conference
    • Place of Presentation
      Nurnberg Convention Center Ost, Nurnberg, Germany
    • Year and Date
      2012-06-25
    • Related Report
      2012 Final Research Report
  • [Presentation] 沖縄県における前庭水管拡大症およびペンドレッド症候群の遺伝子解析2011

    • Author(s)
      我那覇章
    • Organizer
      第56回日本人類遺伝学会
    • Place of Presentation
      千葉市美浜区幕張メッセ国際会議
    • Year and Date
      2011-11-11
    • Related Report
      2012 Final Research Report
  • [Presentation] 沖縄県における前庭水管拡大症の遺伝学的検討2011

    • Author(s)
      我那覇 章
    • Organizer
      第56回日本人類遺伝学会
    • Place of Presentation
      幕張メッセ
    • Related Report
      2011 Research-status Report

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Published: 2011-08-05   Modified: 2019-07-29  

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