Network-based analysis of affected biological processes in type 2 diabetes models
2007

Network Analysis of Biological Processes in Type 2 Diabetes

publication Evidence: high

Author Information

Author(s): Liu Manway, Liberzon Arthur, Kong Sek Won, Lai Weil R, Park Peter J, Kohane Isaac S, Kasif Simon

Primary Institution: Department of Biomedical Engineering, Boston University

Hypothesis

Can biological processes be identified that are consistently deregulated in different models of insulin resistance and diabetes?

Conclusion

The study identified significant alterations in insulin signaling and nuclear receptor networks across various models of type 2 diabetes.

Supporting Evidence

  • The study identified two gene sets, IS-HD and NR-HD, that were significantly altered in multiple diabetes models.
  • GNEA was more effective than traditional methods in detecting changes in insulin signaling.
  • The results suggest that insulin signaling is a key biological process affected in diabetes.

Takeaway

This study looked at how different genes are affected in diabetes and found that certain gene networks are consistently changed, which could help in understanding the disease better.

Methodology

The study used gene network enrichment analysis (GNEA) to identify biological processes altered in diabetes models by analyzing gene expression data and protein-protein interaction networks.

Limitations

The results may depend on the completeness of protein-protein interaction data and the specific conditions tested.

Statistical Information

P-Value

0.034

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pgen.0030096

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