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Computational methods for the analysis of array comparative genomic hybridization.

Raj Chari1, William W Lockwood, Wan L Lam

  • 1Cancer Genetics and Developmental Biology, British Columbia Cancer Research Centre, Vancouver BC, Canada V5Z 1L3. rchari@bccrc.ca

Cancer Informatics
|November 10, 2007
PubMed
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Array comparative genomic hybridization (CGH) analyzes cancer genome copy numbers. This review covers computational strategies for analyzing CGH data, including image processing, visualization, and genomic profiling, plus software and future development.

Area of Science:

  • Genomics
  • Cancer Research
  • Bioinformatics

Background:

  • Array comparative genomic hybridization (array CGH) is a key technology for determining copy number alterations in cancer genomes.
  • The increasing volume of high-throughput array CGH data necessitates advanced computational analysis methods.

Purpose of the Study:

  • To explain the core principles of array CGH data analysis, encompassing image processing, data visualization, and genomic profile interpretation.
  • To review existing software solutions for array CGH data analysis.
  • To discuss future directions and considerations for the development of new software tools.

Main Methods:

  • Explanation of array image processing techniques.
  • Overview of data visualization strategies for genomic profiles.
Keywords:
alteration detectionarray CGHbioinformaticscancer genomemicroarraysoftware

Related Experiment Videos

  • Genomic profile analysis methodologies.

    • Main Results:

    • A review of current software packages available for array CGH data analysis.
    • Identification of key principles in array CGH data processing and interpretation.
    • Discussion of challenges and opportunities in computational analysis.

    Conclusions:

    • Effective computational strategies are crucial for managing and interpreting the large datasets generated by array CGH.
    • The development of sophisticated software is essential for advancing cancer genome analysis using array CGH technology.