Abstract
We studied 20 single nucleotide polymorphisms in 18 candidate genes for association with Parkinson's disease. We found that homozygosity for the V66M polymorphism of the brain-derived neurotrophic factor (BDNF) gene occurs more frequently in patients with Parkinson's disease than in unaffected controls (chi(2) = 5.46) and confirmed an association with the S18Y polymorphism of the UCH-L1 gene. Our results provide genetic evidence supporting a role for BDNF in the pathogenesis of Parkinson's disease.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Adult
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Aged
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Aged, 80 and over
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Brain-Derived Neurotrophic Factor / genetics*
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Cytochrome P-450 Enzyme System / genetics
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Dopamine / genetics
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Female
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Genetic Predisposition to Disease
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Homozygote
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Humans
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Male
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Middle Aged
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Parkinson Disease / genetics*
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Polymorphism, Single Nucleotide / genetics*
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Thiolester Hydrolases / genetics
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Ubiquitin Thiolesterase
Substances
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Brain-Derived Neurotrophic Factor
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Cytochrome P-450 Enzyme System
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Thiolester Hydrolases
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Ubiquitin Thiolesterase
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Dopamine