The Genomic Analysis of Lactic Acidosis and Acidosis Response in Human Cancers
2008

The Genomic Analysis of Lactic Acidosis and Acidosis Response in Human Cancers

publication 10 minutes Evidence: high

Author Information

Author(s): Chen Julia Ling-Yu, Lucas Joseph E., Schroeder Thies, Mori Seiichi, Wu Jianli, Nevins Joseph, Dewhirst Mark, West Mike, Chi Jen-Tsan

Primary Institution: Duke University

Hypothesis

How do cells respond to lactic acidosis and how does that response relate to cancer phenotypes?

Conclusion

The study identifies a strong lactic acidosis response signature that correlates with better survival outcomes in breast cancer patients.

Supporting Evidence

  • Lactic acidosis response is linked to better survival outcomes in breast cancer patients.
  • The study shows that lactic acidosis can redirect energy production towards aerobic respiration.
  • Lactic acidosis inhibits glycolysis, which is typically favored in cancer cells.

Takeaway

This study shows that when cancer cells are exposed to lactic acid, they change how they use energy, which can help them survive better.

Methodology

Genome-scale gene expression studies were conducted on primary human mammary epithelial cells exposed to lactic acidosis and hypoxia, and the results were linked to clinical tumor phenotypes.

Limitations

The study primarily focuses on breast cancer and may not be generalizable to other cancer types.

Participant Demographics

The study involved human mammary epithelial cells and breast cancer datasets.

Statistical Information

P-Value

3.288×10−11

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pgen.1000293

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