Related Experiment Video
Updated: Jul 13, 2026
16:37
Technical Demonstration of Whole Genome Array Comparative Genomic Hybridization
Published on: August 5, 2008
In-depth query of large genomes using tiling arrays
Manoj Pratim Samanta1, Waraporn Tongprasit, Viktor Stolc
1Systemix Institute, Cupertino, CA, USA.
Methods in Molecular Biology (Clifton, N.J.)
|July 20, 2007
Summary
Whole-genome tiling arrays offer a comprehensive method for mapping transcribed regions in new genomes. This approach analyzes RNA hybridization across the entire genome, providing a detailed transcription map.
Area of Science:
- Genomics
- Transcriptomics
- Bioinformatics
Background:
- Identifying transcribed regions in newly sequenced genomes is a key challenge in postgenomic biology.
- Whole-genome tiling arrays provide a comprehensive and unbiased method for empirical transcriptome mapping.
Purpose of the Study:
- To discuss the computational tools and techniques required for successful whole-genome tiling array experiments.
- To highlight the utility of tiling arrays for genome-wide transcription profiling.
Main Methods:
- Utilizing high-density oligonucleotide arrays with probes covering both strands of entire genomes, including genic and intergenic regions.
- Hybridizing arrays with tissue-specific or pooled RNA samples to capture transcription data.
- Employing computational tools for data analysis and interpretation of genome-wide transcription.
Main Results:
- Whole-genome tiling arrays enable the derivation of a comprehensive, genome-wide picture of transcription.
- This method allows for the identification of transcribed regions across all genomic areas.
Conclusions:
- Whole-genome tiling arrays are a powerful approach for transcriptome mapping.
- Effective computational strategies are crucial for maximizing the insights gained from these experiments.
