Stressful Life Events and Cancer: The Role of Gene Mutations
Author Information
Author(s): Kutluhan Ahmet, Topak Osman Z., Akca Hakan, Tokgun Elvan, Ozdel Osman I., Yilmaz Sevda, Sungurtekin Ugur, Erdem Ergun, Yaren Arzu, Vaquero Alejandro
Primary Institution: Pamukkale University School of Medicine
Hypothesis
Does psychological stress induce mutations in genes associated with cancer development?
Conclusion
The study found that stressful life events may lead to increased mutations in the ALOX12 and FKBP5 genes, potentially contributing to cancer development.
Supporting Evidence
- NGS results showed higher levels of mutations in FKBP5 and ALOX12 genes in cancer patients exposed to stressful life events.
- Both ALOX12 and FKBP5 mRNA levels were downregulated in cancer patients compared to cancer-free controls.
- Re-created overexpression of WT-ALOX12 and WT-FKBP5 inhibited cellular growth and invasion in cancer cell lines.
- Patients with deeply saddening life events had significantly higher ALOX12 mutations.
Takeaway
When people go through really tough times, it can change their genes in ways that might lead to cancer.
Methodology
Participants completed stress evaluation scales and underwent next-generation sequencing to identify gene mutations.
Potential Biases
Potential biases may arise from the self-reported nature of stress evaluations.
Limitations
The study had a small sample size and included various cancer types, which may affect the generalizability of the results.
Participant Demographics
The cohort included 52 cancer patients, with 32 females and 29 non-smokers.
Statistical Information
P-Value
0.028
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website