The Role of miR-103 and miR-107 in Regulation of CDK5R1 Expression and in Cellular Migration
2011

How miR-103 and miR-107 Control CDK5R1 and Cell Movement

publication 10 minutes Evidence: moderate

Author Information

Author(s): Moncini Silvia, Salvi Alessandro, Zuccotti Paola, Viero Gabriella, Quattrone Alessandro, Barlati Sergio, De Petro Giuseppina, Venturin Marco, Riva Paola

Primary Institution: University of Milan

Hypothesis

miR-103 and miR-107 regulate CDK5R1 expression and influence cellular migration.

Conclusion

miR-103 and miR-107 reduce CDK5R1 expression, which in turn decreases the migration ability of neuroblastoma cells.

Supporting Evidence

  • miR-103 and miR-107 were shown to directly interact with the CDK5R1 3′-UTR.
  • Transfection of miR-103 and miR-107 precursors led to a significant reduction in p35 levels.
  • Cell migration ability was significantly reduced after overexpression of miR-103 and miR-107.

Takeaway

This study shows that two tiny molecules called miR-103 and miR-107 help control a protein that affects how brain cells move.

Methodology

The study involved transfecting neuroblastoma cells with miRNA precursors and inhibitors, followed by qRT-PCR and luciferase assays to measure gene expression and translation efficiency.

Limitations

The study did not explore the long-term effects of miR-103 and miR-107 on CDK5R1 expression and cellular migration.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0020038

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication