Live-Cell Microscopy Reveals Small Molecule Inhibitor Effects on MAPK Pathway Dynamics Imaging Assays: Inhibitor Effects on MAPK Pathway
2011

Effects of Small Molecule Inhibitors on MAPK Pathway Dynamics

publication 10 minutes Evidence: moderate

Author Information

Author(s): Anderson Daniel J., Durieux Jenni K., Song Kyung, Alvarado Ryan, Jackson Peter K., Hatzivassiliou Georgia, Ludlam Mary J. C.

Primary Institution: Genentech, Inc.

Hypothesis

How do small molecule inhibitors affect the dynamics of the MAPK pathway?

Conclusion

The study provides insights into how small molecule inhibitors can activate or inhibit the MAPK pathway in live cells.

Supporting Evidence

  • MAPK pathway activation was observed with both single agent and combination studies of Raf and Mek inhibitors.
  • Raf inhibitors were shown to cause translocation of CRaf to the plasma membrane.
  • Automated image analysis allowed for high-throughput investigation of inhibitor effects.

Takeaway

This study looks at how certain drugs can change the behavior of a cell's signaling system, which is important for understanding cancer treatments.

Methodology

The study used live-cell microscopy and automated image analysis to observe the effects of small molecule inhibitors on the MAPK pathway.

Potential Biases

Potential bias due to the involvement of authors who are employees of the funding organization.

Limitations

The study primarily focuses on specific inhibitors and may not generalize to all MAPK pathway inhibitors.

Statistical Information

P-Value

p=0.019

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0022607

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication