ArticleDisease models & mechanisms2016
A new glucocerebrosidase-deficient neuronal cell model provides a tool to probe pathophysiology and therapeutics for Gaucher disease.
Article in Disease models & mechanisms, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 1 of them a synthesis that pooled it.
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Who cites it
21 citing papers in PubMed, 1 synthesis or guideline pooled it, 25 citations in OpenAlex.
- Value of Glucosylsphingosine (Lyso-Gb1) as a Biomarker in Gaucher Disease: A Systematic Literature Review.International journal of molecular sciences · 2020Pooled it
- A non-viral DNA delivery system consisting of multifunctional chimeric peptide fused with zinc-finger protein.iScience · 2024Article
- What Can Inflammation Tell Us about Therapeutic Strategies for Parkinson's Disease?International journal of molecular sciences · 2024Review
- iPSC-derived neural precursor cells engineeringMolecular therapy. Methods & clinical development · 2023Article
- Targeting neuronal lysosomal dysfunction caused by β-glucocerebrosidase deficiency with an enzyme-based brain shuttle construct.Nature communications · 2023Article
- PGRN deficiency exacerbates, whereas a brain penetrant PGRN derivative protects,Proceedings of the National Academy of Sciences of the United States of America · 2023Article
- Live cellFrontiers in cellular neuroscience · 2023Article
- Correlation of age of onset and clinical severity in Niemann-Pick disease type C1 with lysosomal abnormalities and gene expression.Scientific reports · 2022Article
- Neuronopathic Gaucher disease: Beyond lysosomal dysfunction.Frontiers in molecular neuroscience · 2022Review
- Article
- Lipid-mediated motor-adaptor sequestration impairs axonal lysosome delivery leading to autophagic stress and dystrophy in Niemann-Pick type C.Developmental cell · 2021Article
- Metabolism of Glycosphingolipids and Their Role in the Pathophysiology of Lysosomal Storage Disorders.International journal of molecular sciences · 2020Review
- Systemic enzyme delivery by blood-brain barrier-penetrating SapC-DOPS nanovesicles for treatment of neuronopathic Gaucher disease.EBioMedicine · 2020Article
- GBA1 mutations: Prospects for exosomal biomarkers in α-synuclein pathologies.Molecular genetics and metabolism · 2020Review
- Neuronal Soma-Derived Degradative Lysosomes Are Continuously Delivered to Distal Axons to Maintain Local Degradation Capacity.Cell reports · 2019Article
- Glucocerebrosidase haploinsufficiency in A53T α-synuclein mice impacts disease onset and course.Molecular genetics and metabolism · 2017Article
- Type 2 Gaucher disease in an infant despite a normal maternal glucocerebrosidase gene.American journal of medical genetics. Part A · 2017Article
- Induced pluripotent stem cell models of lysosomal storage disorders.Disease models & mechanisms · 2017Review
- Neurodegenerative disease: models, mechanisms, and a new hope.Disease models & mechanisms · 2017Article
- Acidic CaMessenger (Los Angeles, Calif. : Print) · 2016Article
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Authors and funding
23 authors at 6 institutions in 3 countries.
Funding
Abstract
Glucocerebrosidase is a lysosomal hydrolase involved in the breakdown of glucosylceramide. Gaucher disease, a recessive lysosomal storage disorder, is caused by mutations in the gene GBA1 Dysfunctional glucocerebrosidase leads to accumulation of glucosylceramide and glycosylsphingosine in various cell types and organs. Mutations in GBA1 are also a common genetic risk factor for Parkinson disease and related synucleinopathies. In recent years, research on the pathophysiology of Gaucher disease, the molecular link between Gaucher and Parkinson disease, and novel therapeutics, have accelerated the need for relevant cell models with GBA1 mutations. Although induced pluripotent stem cells, primary rodent neurons, and transfected neuroblastoma cell lines have been used to study the effect of glucocerebrosidase deficiency on neuronal function, these models have limitations because of challenges in culturing and propagating the cells, low yield, and the introduction of exogenous mutant GBA1 To address some of these difficulties, we established a high yield, easy-to-culture mouse neuronal cell model with nearly complete glucocerebrosidase deficiency representative of Gaucher disease. We successfully immortalized cortical neurons from embryonic null allele gba(-/-) mice and the control littermate (gba(+/+)) by infecting differentiated primary cortical neurons in culture with an EF1α-SV40T lentivirus. Immortalized gba(-/-) neurons lack glucocerebrosidase protein and enzyme activity, and exhibit a dramatic increase in glucosylceramide and glucosylsphingosine accumulation, enlarged lysosomes, and an impaired ATP-dependent calcium-influx response; these phenotypical characteristics were absent in gba(+/+) neurons. This null allele gba(-/-) mouse neuronal model provides a much-needed tool to study the pathophysiology of Gaucher disease and to evaluate new therapies.
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