Toll-Like Receptor Genes and Melanoma Risk
Author Information
Author(s): Gast Andreas, Bermejo Justo Lorenzo, Claus Rainer, Brandt Andreas, Weires Marianne, Weber Alexander, Plass Christoph, Sucker Antje, Hemminki Kari, Schadendorf Dirk, Kumar Rajiv
Primary Institution: German Cancer Research Center, Heidelberg, Germany
Hypothesis
Does genetic variation in Toll-like receptor (TLR) genes affect melanoma susceptibility and survival?
Conclusion
The study found a novel association between TLR gene variants and melanoma survival, particularly highlighting the role of the TLR4-rs4986790 polymorphism.
Supporting Evidence
- The study included 763 melanoma cases and 736 matched controls.
- Statistically significant differences in haplotype distribution were found between cases and controls.
- Carriers of the TLR4-rs4986790 variant allele had improved overall survival.
Takeaway
This study looked at how certain genes related to the immune system might affect whether people get melanoma and how long they live after being diagnosed.
Methodology
The study genotyped 47 SNPs in 8 TLR genes in 763 melanoma cases and 736 matched controls.
Limitations
The study did not find strong associations for most polymorphisms with melanoma susceptibility, and some associations were not statistically significant.
Participant Demographics
763 melanoma patients (418 male, 345 female) and 736 healthy controls (368 male, 368 female) from Germany.
Statistical Information
P-Value
0.01
Confidence Interval
95% CI 0.32–0.88
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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