Effects of Histone Deacetylase Inhibitors on Energy Metabolism in Lung Cancer Cells
Author Information
Author(s): Amoêdo Nívea Dias Rodrigues, Mariana Figueiredo Pezzuto, Paula Galina Antonio da Costa, Rodrigo Madeiro de Almeida, Fábio Ceneviva Lacerda, El-Bacha Tatiana Rumjanek, Franklin David Kowaltowski
Primary Institution: Instituto de Bioquímica Médica, Universidade Federal do Rio de Janeiro, Brazil
Hypothesis
Can histone deacetylase inhibitors (HDACis) alter the energy metabolism of H460 lung cancer cells?
Conclusion
Histone deacetylase inhibitors sodium butyrate and trichostatin A enhance mitochondrial function and oxidative metabolism in H460 lung cancer cells while reducing their proliferation.
Supporting Evidence
- Sodium butyrate reduced lactate release in a dose-dependent manner.
- NaB treatment increased mitochondrial hexokinase activity.
- NaB and TSA treatment resulted in decreased expression of GLUT 1 and increased expression of GLUT 3.
Takeaway
This study shows that certain drugs can help lung cancer cells use energy more efficiently, which might make them less aggressive.
Methodology
The study involved treating H460 lung cancer cells with sodium butyrate and trichostatin A, followed by various biochemical assays to measure metabolic changes.
Potential Biases
Potential bias in interpreting the effects of HDACis due to the complexity of metabolic pathways.
Limitations
The study primarily focuses on in vitro results, which may not fully translate to in vivo conditions.
Participant Demographics
Human lung cancer cell line (H460).
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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