Genetic Variants Linked to Prostate Cancer Risk
Author Information
Author(s): Sáenz-López Pablo, Carretero Rafael, Cózar José Manuel, Romero José Maria, Canton Julia, Vilchez José Ramón, Tallada Miguel, Garrido Federico, Ruiz-Cabello Francisco
Primary Institution: Hospital Universitario Virgen de las Nieves, Granada, Spain
Hypothesis
Are single nucleotide polymorphisms of pro-inflammatory cytokine genes associated with increased prostate cancer risk?
Conclusion
Polymorphisms in the TNF-A and RANTES genes are associated with an increased risk of developing prostate cancer.
Supporting Evidence
- Patients with TNF-A GA + AA genotype had a higher risk of prostate cancer.
- RANTES GA + AA genotype was also linked to increased prostate cancer susceptibility.
- No significant association was found for IL1-A or MCP-1 polymorphisms.
Takeaway
Some genes that help control inflammation might make it more likely for men to get prostate cancer.
Methodology
A case-control study comparing genetic variants in 296 prostate cancer patients and 311 healthy controls.
Potential Biases
Potential bias due to the age difference between cases and controls.
Limitations
The study population is relatively small and not age-matched, which may introduce bias.
Participant Demographics
Adult Caucasian males, mean age of 67.4 years for patients and 44 years for controls.
Statistical Information
P-Value
0.017 for TNF-A, 0.039 for RANTES
Confidence Interval
1.09–2.64 for TNF-A, 1.09–2.38 for RANTES
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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