Phosphatase of Regenerating Liver-3 Localizes to Cyto-Membrane and Is Required for B16F1 Melanoma Cell Metastasis In Vitro and In Vivo
2009

PRL-3's Role in Melanoma Cell Metastasis

Sample size: 6 publication Evidence: moderate

Author Information

Author(s): Song Ran, Qian Feng, Yu-Pei Sheng, Xia Cao, Shao-Xian Xu, Qiang

Primary Institution: State Key Laboratory of Pharmaceutical Biotechnology, School of Life Sciences, Nanjing University, Nanjing, China

Hypothesis

The study investigates the relationship between PRL-3's cellular localization and its role in melanoma cell metastasis.

Conclusion

The localization of PRL-3 to the cell membrane is crucial for its function in promoting tumor metastasis.

Supporting Evidence

  • PRL-3's localization to the plasma membrane is critical for its function in cancer metastasis.
  • Mutations in the CCVM motif of PRL-3 affected its localization and function.
  • Inhibition of PRL-3 prenylation reduced cell adhesion and migration.

Takeaway

PRL-3 helps cancer cells spread, and where it is located in the cell matters a lot for this process.

Methodology

The study used Myc tagged PRL-3 plasmids in B16F1 melanoma cells, with assays for adhesion, migration, and an in vivo metastasis model.

Limitations

The specific subcellular localization of PRL-3 was not examined in detail.

Participant Demographics

C57BL/6J mice were used for in vivo experiments.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0004450

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