GBA Variants and Parkinson Disease: Mechanisms and Treatments

L Smith, AHV Schapira - Cells, 2022 - mdpi.com
The GBA gene encodes for the lysosomal enzyme glucocerebrosidase (GCase), which
maintains glycosphingolipid homeostasis. Approximately 5–15% of PD patients have …

Glucocerebrosidase mutations and Parkinson disease

SRL Vieira, AHV Schapira - Journal of Neural Transmission, 2022 - Springer
The discovery of glucocerebrosidase (GBA1) mutations as the greatest numerical genetic
risk factor for the development of Parkinson disease (PD) resulted in a paradigm shift within …

Survival and dementia in GBA‐associated Parkinson's disease: The mutation matters

R Cilia, S Tunesi, G Marotta, E Cereda… - Annals of …, 2016 - Wiley Online Library
Objective The objective of this work was to investigate survival, dementia, and genotype‐
phenotype correlations in patients with Parkinson's disease (PD) with and without mutations …

[HTML][HTML] Targeting the GBA1 pathway to slow Parkinson disease: Insights into clinical aspects, pathogenic mechanisms and new therapeutic avenues

E Menozzi, M Toffoli, AHV Schapira - Pharmacology & therapeutics, 2023 - Elsevier
The GBA1 gene encodes the lysosomal enzyme glucocerebrosidase (GCase), which is
involved in sphingolipid metabolism. Biallelic variants in GBA1 cause Gaucher disease …

Glucocerebrosidase mutations and synucleinopathies: toward a model of precision medicine

F Blandini, R Cilia, S Cerri, G Pezzoli… - Movement …, 2019 - Wiley Online Library
Glucocerebrosidase is a lysosomal enzyme. The characterization of a direct link between
mutations in the gene coding for glucocerebrosidase (GBA1) with the development of …

GBA1 Gene Mutations in α-Synucleinopathies—Molecular Mechanisms Underlying Pathology and Their Clinical Significance

Z Granek, J Barczuk, N Siwecka… - International Journal of …, 2023 - mdpi.com
α-Synucleinopathies comprise a group of neurodegenerative diseases characterized by
altered accumulation of a protein called α-synuclein inside neurons and glial cells. This …

Analyses of variant acid β-glucosidases: effects of Gaucher disease mutations

B Liou, A Kazimierczuk, M Zhang, CR Scott… - Journal of Biological …, 2006 - ASBMB
Acid β-glucosidase (GCase) is a 497-amino acid, membrane-associated lysosomal exo-β-
glucosidase whose defective activity leads to the Gaucher disease phenotypes. To move …

Insights into the structural biology of Gaucher disease

L Smith, S Mullin, AHV Schapira - Experimental neurology, 2017 - Elsevier
Gaucher disease, the most common lysosomal storage disorder, is caused by mutations in
the gene encoding the acid-β-glucosidase lysosomal hydrolase enzyme that cleaves …

Genetic variations in GBA1 and LRRK2 genes: Biochemical and clinical consequences in Parkinson disease

LJ Smith, CY Lee, E Menozzi, AHV Schapira - Frontiers in Neurology, 2022 - frontiersin.org
Variants in the GBA1 and LRRK2 genes are the most common genetic risk factors
associated with Parkinson disease (PD). Both genes are associated with lysosomal and …

Miglustat (NB-DNJ) works as a chaperone for mutated acid β-glucosidase in cells transfected with several Gaucher disease mutations

P Alfonso, S Pampín, J Estrada… - Blood Cells, Molecules …, 2005 - Elsevier
Gaucher disease (GD) is a disorder of glycosphinglipid metabolism caused by deficiency of
lysosomal acid β-glucosidase (GC), resulting in progressive deposition of glucosylceramide …