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 …

Functional roles of sphingolipids in immunity and their implication in disease

M Lee, SY Lee, YS Bae - Experimental & molecular medicine, 2023 - nature.com
Sphingolipids, which are components of cellular membranes and organ tissues, can be
synthesized or degraded to modulate cellular responses according to environmental cues …

[HTML][HTML] Glucocerebrosidase-associated Parkinson disease: Pathogenic mechanisms and potential drug treatments

ME Gegg, E Menozzi, AHV Schapira - Neurobiology of Disease, 2022 - Elsevier
Dysfunction of the endolysosomal system is implicated in the pathogenesis of both sporadic
and familial Parkinson disease (PD). Variants in genes encoding lysosomal proteins have …

Lipids shape brain function through ion channel and receptor modulations: physiological mechanisms and clinical perspectives

S Incontro, ML Musella, M Sammari… - Physiological …, 2025 - journals.physiology.org
Lipids represent the most abundant molecular type in the brain, with a fat content of∼ 60%
of the dry brain weight in humans. Despite this fact, little attention has been paid to …

GBA-associated PD: chances and obstacles for targeted treatment strategies

G Höglinger, C Schulte, WH Jost, A Storch… - Journal of Neural …, 2022 - Springer
Given the clear role of GBA in the pathogenesis of Parkinson's disease (PD) and its impact
on phenotypical characteristics, this review provides an overview of the current knowledge …

Stress-inducible phosphoprotein 1 (HOP/STI1/STIP1) regulates the accumulation and toxicity of α-synuclein in vivo

RE Lackie, AS de Miranda, MP Lim, V Novikov… - Acta …, 2022 - Springer
The predominantly pre-synaptic intrinsically disordered protein α-synuclein is prone to
misfolding and aggregation in synucleinopathies, such as Parkinson's disease (PD) and …

Parkinson-causing mutations in LRRK2 impair the physiological tetramerization of endogenous α-synuclein in human neurons

L Fonseca-Ornelas, JMS Stricker… - npj Parkinson's …, 2022 - nature.com
Abstract α-Synuclein (αSyn) aggregation in Lewy bodies and neurites defines both familial
and 'sporadic'Parkinson's disease. We previously identified α-helically folded αSyn …

The GBA variant E326K is associated with alpha-synuclein aggregation and lipid droplet accumulation in human cell lines

LJ Smith, MM Bolsinger, KY Chau… - Human Molecular …, 2023 - academic.oup.com
Sequence variants or mutations in the GBA gene are numerically the most important risk
factor for Parkinson disease (PD). The GBA gene encodes for the lysosomal hydrolase …

Deregulation of mTORC1-TFEB axis in human iPSC model of GBA1-associated Parkinson's disease

F Mubariz, A Saadin, N Lingenfelter, C Sarkar… - Frontiers in …, 2023 - frontiersin.org
Mutations in the GBA1 gene are the single most frequent genetic risk factor for Parkinson's
disease (PD). Neurodegenerative changes in GBA1-associated PD have been linked to the …

[HTML][HTML] Reducing the lipase LIPE in mutant α-synuclein mice improves Parkinson-like deficits and reveals sex differences in fatty acid metabolism

MA Adom, WN Hahn, TD McCaffery, TE Moors… - Neurobiology of …, 2024 - Elsevier
Impaired lipid metabolism is a risk factor for Parkinson's disease (PD) and dementia with
Lewy bodies (DLB) and can shift the physiological α-synuclein (αS) tetramer-monomer (T …