A computational analysis of protein-protein interaction networks in neurodegenerative diseases
2008

Analyzing Protein Interactions in Neurodegenerative Diseases

publication Evidence: moderate

Author Information

Author(s): Goñi Joaquín, Esteban Francisco J, de Mendizábal Nieves Vélez, Sepulcre Jorge, Ardanza-Trevijano Sergio, Agirrezabal Ion, Villoslada Pablo

Primary Institution: University of Navarra

Hypothesis

Are the parameters of degree and betweenness different for seed-proteins compared to non-implicated nodes in Multiple Sclerosis and Alzheimer's Disease?

Conclusion

The study found that proteins with impaired gene expression in neurodegenerative diseases exhibit distinct centrality properties.

Supporting Evidence

  • Seed-proteins showed a lower average degree compared to their neighbors in both diseases.
  • Higher betweenness was observed in AD-brain and MS-blood networks.
  • The findings suggest that critical proteins in disease pathogenesis are not highly connected.

Takeaway

The proteins that are important in diseases like Multiple Sclerosis and Alzheimer's are not very connected, which means they might be in less obvious places in the network of proteins.

Methodology

The study analyzed protein-protein interaction networks using experimentally validated data from DNA array studies.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1752-0509-2-52

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication