Thursday, June 27, 2019

Parkinson's disease-related study in human cultured cells and Drosophila

Saridaki T, Nippold M, Dinter E, Roos A, Diederichs L, Fensky L, Schulz JB, Falkenburger BH. FYCO1 mediates clearance of α-synuclein aggregates through a Rab7-dependent mechanism. J Neurochem. 2018 Aug;146(4):474-492. PubMed PMID: 29747217.

From the abstract
: "Parkinson's disease can be caused by mutations in the α-synuclein gene and is characterized by aggregates of α-synuclein protein. We have previously shown that over-expression of the small GTPase Rab7 can induce clearance of α-synuclein aggregates. In this study, we investigate which Rab7 effectors mediate this effect. To model Parkinson's disease, we expressed the pathogenic A53T mutant of α-synuclein in HEK293T cells and Drosophila melanogaster. ... Coexpression of FYCO1 in the fly model decreased α-synuclein aggregates as shown by the filter trap assay and rescued the locomotor deficit resulting from neuronal A53T-α-synuclein expression. ..."

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