Multiple testing for gene sets from microarray experiments
2011

New Method for Analyzing Gene Sets in Microarray Studies

Sample size: 100 publication Evidence: high

Author Information

Author(s): Sohn Insuk, Owzar Kouros, Lim Johan, George Stephen L, Mackey Cushman Stephanie, Jung Sin-Ho

Primary Institution: Samsung Cancer Research Institute

Hypothesis

Can a new permutation-based method improve gene set testing in microarray studies while controlling the false discovery rate?

Conclusion

The proposed method effectively controls the false discovery rate and outperforms existing methods in identifying prognostic gene sets.

Supporting Evidence

  • The proposed method controls the false discovery rate at the desired level.
  • Simulations show that the method performs better than GSEA and GSA.
  • Real case studies demonstrate the method's effectiveness in identifying prognostic gene sets.

Takeaway

This study introduces a new way to analyze groups of genes in medical research, helping scientists find important gene patterns more accurately.

Methodology

The study uses a permutation-based framework to test gene sets while controlling for false discovery rates.

Digital Object Identifier (DOI)

10.1186/1471-2105-12-209

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