TRAIL/TRAIL Receptor System and Susceptibility to Multiple Sclerosis
Author Information
Author(s): López-Gómez Carlos, Fernández Óscar, García-León Juan Antonio, Pinto-Medel María Jesús, Oliver-Martos Begoña, Ortega-Pinazo Jesús, Suardíaz Margarita, García-Trujillo Lucía, Guijarro-Castro Cristina, Benito-León Julián, Prat Isidro, Varadé Jezabel, Álvarez-Lafuente Roberto, Urcelay Elena, Leyva Laura
Primary Institution: Hospital Regional Universitario Carlos Haya and Fundación IMABIS, Málaga, Spain
Hypothesis
Are single-nucleotide polymorphisms (SNPs) in the TRAIL and TRAIL receptor genes associated with susceptibility to multiple sclerosis (MS)?
Conclusion
The study suggests that certain genetic variations in the TRAIL/TRAIL receptor system may influence the risk of developing multiple sclerosis.
Supporting Evidence
- Three SNPs showed uncorrected p values<0.05 and were successfully replicated.
- The combination of alleles G/T/A in specific SNPs appears to reduce the risk of developing MS.
- Despite no SNPs being significantly associated after Bonferroni correction, several showed nominal significance.
- The study is the first to assess the role of TRAIL receptor genes in MS susceptibility.
Takeaway
This study looked at how certain genes might affect the chances of getting multiple sclerosis, a disease that affects the brain and nerves.
Methodology
A candidate gene case-control study analyzing 59 SNPs in TRAIL and TRAIL receptor genes among MS patients and controls.
Potential Biases
Potential biases may arise from the selection of cohorts and the reliance on self-reported data.
Limitations
The study's findings may not be generalizable beyond the Spanish population, and some SNPs did not withstand multiple testing corrections.
Participant Demographics
Participants included 628 MS patients and 660 healthy controls, all of Spanish Caucasian descent.
Statistical Information
P-Value
p=2.12×10−5
Confidence Interval
OR=0.59 (95% CI not provided)
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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