Epithelial to Mesenchymal Transition of a Primary Prostate Cell Line with Switches of Cell Adhesion Modules but without Malignant Transformation
2008

Epithelial to Mesenchymal Transition in Prostate Cells

publication 10 minutes Evidence: moderate

Author Information

Author(s): Ke Xi-Song, Qu Yi, Goldfinger Naomi, Rostad Kari, Hovland Randi, Akslen Lars A., Rotter Varda, Øyan Anne Margrete, Kalland Karl-Henning

Primary Institution: The Gade Institute, University of Bergen, Bergen, Norway

Hypothesis

The study investigates whether epithelial to mesenchymal transition (EMT) can occur in primary prostate cells without malignant transformation.

Conclusion

The study establishes an EMT model from primary prostate cells, showing that EMT can be activated without full malignant transformation.

Supporting Evidence

  • EPT1 cells showed increased migration and invasion compared to EP156T cells.
  • Gene expression profiling revealed significant changes in markers associated with EMT.
  • EPT1 cells lost contact inhibition but did not exhibit anchorage-independent growth.

Takeaway

Scientists found that prostate cells can change their behavior to become more mobile and invasive, like cancer cells, without actually becoming cancerous.

Methodology

The study involved transforming a primary prostate epithelial cell line (EP156T) into a new cell line (EPT1) through long-term culture, observing changes in morphology, migration, and gene expression.

Limitations

The study does not confirm whether the observed EMT is reversible or the long-term implications of these changes.

Statistical Information

P-Value

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0003368

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