Association between GRIN2B polymorphism and Parkinson’s disease risk, age at onset, and progression in Southern China
2024

GRIN2B Gene and Parkinson's Disease Risk

Sample size: 319 publication 10 minutes Evidence: moderate

Author Information

Author(s): Cui Can, Li Hongxia, Bao Yiwen, Han Yingying, Yu Hongxiang, Song Huan, Zhang Bei

Primary Institution: Shanghai East Hospital, School of Medicine, Tongji University

Hypothesis

The study aimed to assess the impact of GRIN2B genotype status on Parkinson's disease susceptibility and symptom progression.

Conclusion

The GRIN2B rs219882 G allele is associated with increased Parkinson's disease susceptibility and faster motor symptom progression.

Supporting Evidence

  • The GG+GT genotype and G allele were more frequent in Parkinson's disease patients compared to controls.
  • Individuals with the GG+GT genotype showed a faster progression rate of motor symptoms.
  • The study found a significant association between the G allele and late-onset Parkinson's disease.

Takeaway

People with a specific gene variant may get Parkinson's disease more easily and their symptoms may get worse faster.

Methodology

The study enrolled 165 individuals with sporadic Parkinson's disease and 154 healthy controls, using chi-squared analysis and linear mixed-effect models to assess genotype impact.

Potential Biases

Potential confounding factors from other genes associated with Parkinson's disease were not fully accounted for.

Limitations

The study had a relatively small sample size and was conducted at a single center, which may limit the generalizability of the findings.

Participant Demographics

Participants included 165 individuals with sporadic Parkinson's disease and 154 healthy controls, matched for sex and age.

Statistical Information

P-Value

0.001

Confidence Interval

95% CI: 1.13–4.59

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3389/fneur.2024.1459576

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