Analysis of the UCHL1 genetic variant in Parkinson's disease among Chinese

  • E. K. Tan
  • , C. S. Lu
  • , R. Peng
  • , Y. Y. Teo
  • , Y. H. Wu-Chou
  • , R. S. Chen
  • , Y. H. Weng
  • , C. M. Chen
  • , H. C. Fung
  • , L. C. Tan
  • , Z. J. Zhang
  • , X. K. An
  • , G. J. Lee-Chen
  • , M. C. Lee
  • , S. Fook-Chong
  • , J. M. Burgunder
  • , R. M. Wu
  • , Y. R. Wu*
  • *Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

14 Scopus citations

Abstract

The inverse association of the functional ubiquitin carboxy-terminal hydrolase L1 (UCHL1) S18Y variant with Parkinson's disease (PD) among Caucasian populations has been debated. We conducted a large-scale analysis to investigate the age-of-onset effect of the UCHL1 variant in PD among ethnic Chinese. Individual data sets from 5 centers comprising a total of 4088 study subjects were analyzed. In the univariate analysis, only data from 1 center showed a trend towards a protective effect among young subjects. However, in the combined analysis, no significant association between the UCHL1 variant and PD was detected (A allele frequency 0.531 vs. 0.528, p=0.87, OR 1.01, 95% CI 0.92-1.1). Among subjects less than 60 years old, the OR is 0.99 (95% CI 0.84-1.16, p=0.88). A multivariate logistic regression analysis showed that family history, UCHL1 variant and the interaction of UCHL1 variant and age at onset (p=0.816) were not significantly associated with PD.

Original languageEnglish
Pages (from-to)2194-2196
Number of pages3
JournalNeurobiology of Aging
Volume31
Issue number12
DOIs
StatePublished - 12 2010
Externally publishedYes

Keywords

  • Parkinson's disease
  • Polymorphism
  • UCHL1

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