Identification and Analysis of Signaling Networks Potentially Involved in Breast Carcinoma Metastasis to the Brain
2011
Identifying Signaling Networks in Breast Cancer Brain Metastasis
Sample size: 4
publication
Evidence: moderate
Author Information
Author(s): Li Feng, Glinskii Olga V., Zhou Jianjun, Wilson Landon S., Barnes Stephen, Anthony Douglas C., Glinsky Vladislav V.
Primary Institution: University of Missouri
Hypothesis
The study aims to identify signaling networks involved in breast carcinoma metastasis to the brain.
Conclusion
The study found that specific signaling networks are essential for the successful colonization of the brain by metastatic breast carcinoma cells.
Supporting Evidence
- The study identified 12 proteins with greater than 2-fold difference in expression between brain-targeting and parental breast cancer cell lines.
- Signaling networks involving TNFα/TGFβ, NFκB, and HSP-70 pathways were associated with the identified proteins.
- The findings suggest that different experimental systems yield related signaling networks essential for brain colonization by metastatic breast cancer cells.
Takeaway
Researchers looked at how breast cancer cells spread to the brain and found important proteins that help them do this.
Methodology
The study used 2D-DIGE proteomic analysis followed by LC-tandem mass spectrometry to identify differentially expressed proteins.
Statistical Information
P-Value
0.00087
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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