MT1-MMP regulates urothelial cell invasion via transcriptional regulation of Dickkopf-3
2008

MT1-MMP and its Role in Urothelial Cell Invasion

publication Evidence: high

Author Information

Author(s): Saeb-Parsy K, Veerakumarasivam A, Wallard M J, Thorne N, Kawano Y, Murphy G, Neal D E, Mills I G, Kelly J D

Primary Institution: Cancer Research UK Cambridge Research Institute

Hypothesis

MT1-MMP regulates urothelial cell invasion via transcriptional regulation of Dickkopf-3.

Conclusion

MT1-MMP is essential for the invasion of urothelial cell carcinoma cell lines and modulates DKK3 levels, which inhibit invasion.

Supporting Evidence

  • MT1-MMP expression is highest in tumours invading the lamina propria and detrusor muscle.
  • Knockdown of MT1-MMP led to a 70% reduction in cell invasion.
  • DKK3 expression was upregulated following MT1-MMP knockdown, indicating transcriptional regulation.

Takeaway

MT1-MMP helps cancer cells invade, and when we block it, a protein called DKK3 increases, which stops the cells from invading.

Methodology

The study used siRNA to suppress MT1-MMP in urothelial cell carcinoma cell lines and assessed changes in gene expression and invasion potential.

Statistical Information

P-Value

p<0.0005

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/sj.bjc.6604513

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication