Methylation Regulates Alpha-Synuclein Expression and Is Decreased in Parkinson's Disease Patients' Brains

被引:322
作者
Jowaed, Ahmad [1 ]
Schmitt, Ina [1 ]
Kaut, Oliver [1 ]
Wuellner, Ullrich [1 ]
机构
[1] Univ Bonn, Dept Neurol, Univ Klinikum Bonn, D-53105 Bonn, Germany
关键词
DNA METHYLATION; MESSENGER-RNA; GENE; PROMOTER; CORTEX;
D O I
10.1523/JNEUROSCI.6119-09.2010
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Alpha-synuclein (SNCA) is a major risk gene for Parkinson's disease (PD), and increased SNCA gene dosage results in a parkinsonian syndrome in affected families. We found that methylation of human SNCA intron 1 decreased gene expression, while inhibition of DNA methylation activated SNCA expression. Methylation of SNCA intron 1 was reduced in DNA from sporadic PD patients' substantia nigra, putamen, and cortex, pointing toward a yet unappreciated epigenetic regulation of SNCA expression in PD.
引用
收藏
页码:6355 / 6359
页数:5
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