Enhancing the anticancer effect of valproic acid with kinase inhibitors
Author Information
Author(s): Yeow W-S, Ziauddin M F, Maxhimer J B, Shamimi-Noori S, Baras A, Chua A, Schrump D S, Nguyen D M
Primary Institution: Center for Cancer Research, NCI, NIH, Bethesda, MD, USA
Hypothesis
Can the anticancer effect of valproic acid be enhanced by combining it with kinase inhibitors like Staurosporine or UCN-01?
Conclusion
Valproic acid has mild growth-inhibitory activity on cultured cancer cells, but its ability to induce apoptosis can be significantly enhanced by combining it with kinase inhibitors.
Supporting Evidence
- Valproic acid treatment resulted in significant cell line- and dose-dependent growth inhibition.
- Combinations of valproic acid with kinase inhibitors led to 60-90% apoptosis in cancer cells.
- Kinase inhibitors suppressed NF-κB transcriptional activity, enhancing the apoptotic effect of valproic acid.
Takeaway
Valproic acid, a medicine usually for seizures, can help fight cancer, especially when used with other drugs that block certain proteins in cancer cells.
Methodology
The study involved treating thoracic cancer cells with valproic acid and kinase inhibitors, followed by measuring cell growth inhibition and apoptosis.
Limitations
The study primarily focused on in vitro results, which may not fully translate to in vivo effectiveness.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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