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Identification of genetic determinants associated with myopic choroidal neovascularization

Research Project

Project/Area Number 16K20315
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Ophthalmology
Research InstitutionKyoto University

Principal Investigator

Nakanishi Hideo  京都大学, 医学研究科, 助教 (80724278)

Project Period (FY) 2016-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2017: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2016: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords近視性脈絡膜新生血管 / 強度近視 / 脈絡膜 / 遺伝子多型 / 全ゲノム関連解析
Outline of Final Research Achievements

Myopic choroidal neovascularization (mCNV) is one of the vision-threatening complications in eyes with high myopia.
We performed copy number variation-based genome-wide association study (GWAS) to identify genetic determinants associated with development of mCNV. The GWAS suggested possible associations of seven genetic loci including EPHA3 and HCN1 genes with mCNV (P <0.05).
We also performed two-stage single nucleotide polymorphism-based GWAS to identify genetic determinants associated with myopic maculopathy, which includes mCNV and myopic chorioretinal atrophy. The GWAS identifies a susceptibility locus at rs11873439 in an intron of CCDC102B (P = 1.77×10-12). We further conducted replication analysis on the association between CCDC102B rs11873439 and myopic maculopathy development using high myopia samples. The fixed effect meta-analysis revealed strong association between rs11873439 and myopic maculopathy development (P = 2.40×10-6).

Report

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

    (3 results)

All 2019 2018 2017

All Journal Article (1 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 1 results,  Open Access: 1 results) Presentation (2 results)

  • [Journal Article] CCDC102B confers risk of low vision and blindness in high myopia2018

    • Author(s)
      Yoshikatsu Hosoda, Munemitsu Yoshikawa, Masahiro Miyake, Yasuharu Tabara, Noriaki Shimada, Zhao Wanting, Akio Oishi, Hideo Nakanishi, et al.
    • Journal Title

      Nature Communications

      Volume: 印刷中

    • NAID

      120006466615

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] コピー数多型解析を用いた強度近視のゲノムワイド関連解析2019

    • Author(s)
      細田 祥勝、仲田 勇夫、吉川 宗光、山城 健児、辻川 明孝
    • Organizer
      121回 日本眼科学会総会
    • Related Report
      2017 Annual Research Report
  • [Presentation] コピー数多型解析を用いた強度近視のゲノムワイド関連解析2017

    • Author(s)
      細田祥勝
    • Organizer
      第121回日本眼科学会総会
    • Place of Presentation
      東京
    • Related Report
      2016 Research-status Report

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Published: 2016-04-21   Modified: 2019-03-29  

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