Correlation between MMPs and their inhibitors in breast cancer tumor tissue specimens and in cell lines with different metastatic potential
2009

Correlation of MMPs and Their Inhibitors in Breast Cancer

Sample size: 102 publication Evidence: moderate

Author Information

Author(s): Figueira Rita CS, Gomes Luciana R, Neto João S, Silva Fabricio C, Silva Ismael DCG, Sogayar Mari C

Primary Institution: Department of Biochemistry, Chemistry Institute, University of São Paulo

Hypothesis

The expression levels of several MMPs and their inhibitors in different models will show a correlation with metastatic potential.

Conclusion

The expression of MMPs and their inhibitors may be regulated by common factors and could provide prognostic information for therapy strategies.

Supporting Evidence

  • The study found a significant correlation between MMPs and their inhibitors in both cell lines and tumor samples.
  • High levels of MMPs were associated with increased metastatic potential in breast cancer cell lines.
  • Expression of MMP inhibitors was modulated by cell-ECM interactions in highly invasive cell lines.
  • Results suggest that MMPs and their inhibitors may be regulated by common signaling pathways.

Takeaway

This study looks at how certain proteins related to cancer spread are connected in breast cancer tissues and cell lines, suggesting they might work together.

Methodology

The study analyzed expression levels of MMPs and their inhibitors using quantitative RT-PCR in breast cancer cell lines and tissue samples.

Limitations

The study may not account for all factors influencing MMP and inhibitor expression in a clinical setting.

Participant Demographics

72 primary breast tumors and 30 adjacent normal tissues from patients.

Statistical Information

P-Value

p < 0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2407-9-20

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