Mining published lists of cancer related microarray experiments: Identification of a gene expression signature having a critical role in cell-cycle control
2005

Mining Cancer Microarray Experiments for Gene Expression Signatures

Sample size: 155 publication Evidence: moderate

Author Information

Author(s): Giacomo Finocchiaro, Francesco Mancuso, Heiko Muller

Primary Institution: European Institute of Oncology

Hypothesis

Can mining published gene lists help identify biologically related datasets in cancer research?

Conclusion

Mining published gene lists provides a fast and unbiased way to identify biologically related gene expression datasets.

Supporting Evidence

  • Identified a significant overlap of p16 and pRB target genes with genes regulated by the EWS/FLI fusion protein.
  • Two distinct sets of genes were found to play roles in different phases of the cell cycle.
  • Mining gene lists is a widely applicable method for identifying related datasets.

Takeaway

The study shows that looking at lists of genes from past cancer studies can help scientists find new connections and understand cancer better.

Methodology

The study involved compiling gene lists from over 150 publications and analyzing overlaps with genes regulated by specific tumor suppressors.

Potential Biases

Potential bias in selecting which datasets to analyze based on prior assumptions.

Limitations

The analysis relies on existing published data, which may not cover all relevant datasets.

Statistical Information

P-Value

< 1e-6

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2105-6-S4-S14

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