MUC4 activates HER2 signalling and enhances the motility of human ovarian cancer cells
2008
MUC4 and its Role in Ovarian Cancer
publication
Evidence: moderate
Author Information
Author(s): Ponnusamy M P, Singh A P, Jain M, Chakraborty S, Moniaux N, Batra S K
Primary Institution: University of Nebraska Medical Center
Hypothesis
MUC4 plays a role in ovarian cancer cell motility and interacts with HER2 to enhance its signaling.
Conclusion
MUC4 enhances the motility of ovarian cancer cells by altering actin organization and potentiating HER2 downstream signaling.
Supporting Evidence
- MUC4 was ectopically expressed in SKOV3 cells, leading to increased motility.
- MUC4 expression was associated with changes in actin organization.
- MUC4 interacted with HER2, enhancing its activation.
- Activation of downstream signaling pathways (FAK, Akt, ERK) was observed in MUC4-expressing cells.
Takeaway
MUC4 is a protein that helps ovarian cancer cells move around more easily, which can make the cancer spread faster.
Methodology
The study involved stable transfection of MUC4 in SKOV3 ovarian cancer cells, followed by various assays including motility assays and immunoblotting.
Statistical Information
P-Value
0.889
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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