2022
PGRN deficiency exacerbates, whereas a brain penetrant PGRN derivative protects, GBA1 mutation-associated pathologies and diseases
Zhao X, Lin Y, Liou B, Fu W, Jian J, Fannin V, Zhang W, Setchell K, Grabowski G, Sun Y, Liu C. PGRN deficiency exacerbates, whereas a brain penetrant PGRN derivative protects, GBA1 mutation-associated pathologies and diseases. Proceedings Of The National Academy Of Sciences Of The United States Of America 2022, 120: e2210442120. PMID: 36574647, PMCID: PMC9910439, DOI: 10.1073/pnas.2210442120.Peer-Reviewed Original ResearchConceptsBlood-brain barrierParkinson's diseaseGaucher diseasePGRN deficiencyPD-like phenotypesRelevant mouse modelRare lysosomal storage diseaseCommon neurodegenerative disorderVisceral symptomsNeurobehavioral deficitsSevere neuroinflammationPD pathologyLysosomal storage diseaseTherapeutic studiesMouse modelNeuronopathic involvementProgranulinImpaired autophagyNeurodegenerative disordersGD phenotypeEarly onsetMiceDiseaseFirst linePathology
2021
Progranulin associates with Rab2 and is involved in autophagosome-lysosome fusion in Gaucher disease
Zhao X, Liberti R, Jian J, Fu W, Hettinghouse A, Sun Y, Liu C. Progranulin associates with Rab2 and is involved in autophagosome-lysosome fusion in Gaucher disease. Journal Of Molecular Medicine 2021, 99: 1639-1654. PMID: 34453183, PMCID: PMC8541919, DOI: 10.1007/s00109-021-02127-6.Peer-Reviewed Original ResearchConceptsLysosomal storage diseaseGaucher diseaseAutophagosome-lysosome fusionCommon lysosomal storage diseasePGRN deficiencyNovel therapiesAnimal modelsProgranulinLC3-IIMolecular targetsCrucial mediatorCritical moleculesStorage diseaseDiseaseAutophagic fluxC-terminal fragmentImpaired fusionPatient fibroblastsAutophagyImpairmentKey regulator
2018
Chitinase-3-like Protein 1: A Progranulin Downstream Molecule and Potential Biomarker for Gaucher Disease
Jian J, Chen Y, Liberti R, Fu W, Hu W, Saunders-Pullman R, Pastores G, Chen Y, Sun Y, Grabowski G, Liu C. Chitinase-3-like Protein 1: A Progranulin Downstream Molecule and Potential Biomarker for Gaucher Disease. EBioMedicine 2018, 28: 251-260. PMID: 29396296, PMCID: PMC5835567, DOI: 10.1016/j.ebiom.2018.01.022.Peer-Reviewed Original ResearchConceptsGD patientsHealthy controlsGaucher diseaseDownstream moleculesExpression of CHI3L1Serum CHI3L1Serum levelsPGRN levelsTherapeutic effectClinical biomarkersPatientsPotential biomarkersNull miceCHI3L1ProgranulinElevated levelsBiomarkersWhole-genome microarraysDiseaseCHIT1Genome microarraysNovel regulatorImmunohistochemistryLevelsMice