Combined Analysis of Murine and Human Microarrays and ChIP Analysis Reveals Genes Associated with the Ability of MYC To Maintain Tumorigenesis
2008

Identifying Genes Linked to MYC and Tumor Maintenance

Sample size: 273 publication Evidence: high

Author Information

Author(s): Wu Chi-Hwa, Sahoo Debashis, Arvanitis Constadina, Bradon Nicole, Dill David L., Felsher Dean W.

Primary Institution: Stanford University School of Medicine

Hypothesis

Which genes are responsible for the ability of MYC to initiate and/or maintain tumorigenesis?

Conclusion

The study identified a novel gene signature correlated with the ability of MYC to maintain tumorigenesis.

Supporting Evidence

  • MYC inactivation leads to permanent changes in gene expression.
  • StepMiner analysis identified genes with significant expression changes upon MYC inactivation.
  • ChIP analysis showed changes in MYC binding to gene promoters after inactivation.

Takeaway

Researchers found specific genes that help a cancer-causing gene called MYC keep tumors growing, and they studied these genes in both mice and humans.

Methodology

The study used microarray analysis, StepMiner analysis, and ChIP analysis to identify gene expression changes associated with MYC inactivation and reactivation.

Limitations

The study may not identify all genes involved in tumor maintenance, as it focuses on a specific set of conditions.

Participant Demographics

The study involved murine models and human lymphoma datasets.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1371/journal.pgen.1000090

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication