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Published on: April 4, 2018
Association between HLA rs3129882 polymorphism and Parkinson's disease: a meta-analysis
1Department of Neurosurgery, First Affiliated Hospital of Nanjing Medical University, Nanjing, Jiangsu, China. lilixin2@hotmail.com.
This meta-analysis found no significant genetic link between the HLA-DRA/PARK18 (rs3129882) gene and Parkinson's disease (PD) risk. Further research is needed to confirm these findings for Parkinson's disease susceptibility.
Area of Science:
- Genetics
- Neuroscience
- Epidemiology
Background:
- The HLA-DRA/PARK18 (rs3129882) gene is a potential candidate for Parkinson's disease (PD) risk.
- Existing genetic association studies between rs3129882 and PD remain inconclusive.
Purpose of the Study:
- To conduct a meta-analysis to determine a reliable association between the rs3129882 polymorphism and Parkinson's disease risk.
- To consolidate evidence from multiple studies to clarify the role of rs3129882 in PD susceptibility.
Main Methods:
- A comprehensive literature search was performed across major databases (PubMed, Elsevier, Springer Link, CNKI, WanFang).
- Meta-analysis included 13 studies with a total of 11,951 PD patients and 11,902 controls.
- Data extraction and calculation of odds ratios (ORs) with 95% confidence intervals (CIs) were conducted.
Main Results:
- The meta-analysis revealed no statistically significant association between rs3129882 and PD risk across allele, dominant, homozygote, and recessive models.
- The allele model showed an OR of 1.043 (95% CI = 0.978, 1.113), indicating no significant effect.
- Subgroup analysis stratified by ethnicity also found no significant association.
Conclusions:
- This meta-analysis concludes that there is no significant association between the rs3129882 polymorphism and the risk of Parkinson's disease.
- Further well-designed primary research is recommended to explore the interaction between rs3129882 polymorphism and PD susceptibility.
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