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Establishment of a method to measure absolute expression levels of all exons using microarrays

Research Project

Project/Area Number 21500292
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Bioinformatics/Life informatics
Research InstitutionNational Institute of Health Sciences

Principal Investigator

AISAKI Ken-ichi  国立医薬品食品衛生研究所, 毒性部, 第一室長 (40322086)

Project Period (FY) 2009 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2011: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2010: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2009: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywordsバイオインフォマティクス / ゲノミクス / アルゴリズム / 生体生命情報学 / マイクロアレイ
Research Abstract

Including exon-microarray, current microarray technology can detect only relative changes of mRNA expression. We tried to develop a new method to measure amount of each exon expression as copy number per one cell, for enhancing the performance study of splicing-variant in various situations. In the course of the study, we have revealed that serious errors are caused on exon microarray by "semi-specific hybridization", a kind of cross-hybridization among nucleotides sharing partially common sequence. As a result, we generated a new basic theory which can improve quality of exon-microarray data based on the sequence data of probes and targets taking the semi-specific hybridization into account.

Report

(4 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • 2009 Annual Research Report
  • Research Products

    (8 results)

All 2011 Other

All Presentation (3 results) Book (4 results) Remarks (1 results)

  • [Presentation] Percellomeプロジェクト・オンライン解析システム2011

    • Author(s)
      相崎健一
    • Organizer
      第38回日本トキシコロジー学会学術年会
    • Place of Presentation
      横浜
    • Year and Date
      2011-07-13
    • Related Report
      2011 Annual Research Report 2011 Final Research Report
  • [Presentation] Percellome ProjectにおけるBioinformaticsの進展2011

    • Author(s)
      相崎健一
    • Organizer
      日本バイオインフォマティクス学会応用システムバイオロジー研究会第3回応用システムバイオロジー研究会
    • Place of Presentation
      福岡
    • Year and Date
      2011-06-27
    • Related Report
      2011 Final Research Report
  • [Presentation] Percellome ProjectにおけるBioinformaticsの進展2011

    • Author(s)
      相崎健一
    • Organizer
      JSBi応用システムバイオロジー研究会第3回応用システムバイオロジー研究会
    • Place of Presentation
      福岡(招待講演)
    • Year and Date
      2011-06-27
    • Related Report
      2011 Annual Research Report
  • [Book] Applications of Toxicogenomics in Safety Evaluation and Risk Assessment2011

    • Author(s)
      DARRELL R. BOVERHOF
    • Related Report
      2011 Final Research Report
  • [Book] Hormone-Disruptive Chemical Contaminants in Food2011

    • Author(s)
      Ingemar Pongratz
    • Related Report
      2011 Final Research Report
  • [Book] Applications of Toxicogenomics in Safety Evaluation and Risk Assessment2011

    • Author(s)
      DARRELL R.BOVERHOF
    • Publisher
      John Wiley & Sons, Inc.
    • Related Report
      2011 Annual Research Report
  • [Book] Hormone-Disruptive Chemical Contaminants in Food2011

    • Author(s)
      Ingemar Pongratz
    • Publisher
      Royal Society of Chemistry
    • Related Report
      2011 Annual Research Report
  • [Remarks]

    • URL

      http://percellome.nihs.go.jp

    • Related Report
      2011 Final Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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