Yeast cells provide insight into alpha-synuclein biology and pathobiology

被引:622
作者
Outeiro, TF [1 ]
Lindquist, S [1 ]
机构
[1] Whitehead Inst Biomed Res, Cambridge, MA 02142 USA
关键词
D O I
10.1126/science.1090439
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Alpha-synuclein is implicated in several neurodegenerative disorders, such as Parkinson's disease and multiple system atrophy, yet its functions remain obscure. When expressed in yeast, alpha-synuclein associated with the plasma membrane in a highly selective manner, before forming cytoplasmic inclusions through a concentration-dependent, nucleated process. Alpha-synuclein inhibited phospholipase D, induced lipid droplet accumulation, and affected vesicle trafficking. This readily manipulable system provides an opportunity to dissect the molecular pathways underlying normal alpha-synuclein biology and the pathogenic consequences of its misfolding.
引用
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页码:1772 / 1775
页数:4
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