2023
Very-long-chain fatty acids induce glial-derived sphingosine-1-phosphate synthesis, secretion, and neuroinflammation
Chung H, Ye Q, Park Y, Zuo Z, Mok J, Kanca O, Tattikota S, Lu S, Perrimon N, Lee H, Bellen H. Very-long-chain fatty acids induce glial-derived sphingosine-1-phosphate synthesis, secretion, and neuroinflammation. Cell Metabolism 2023, 35: 855-874.e5. PMID: 37084732, PMCID: PMC10160010, DOI: 10.1016/j.cmet.2023.03.022.Peer-Reviewed Original ResearchConceptsExperimental autoimmune encephalomyelitisMultiple sclerosisAdministration of fingolimodFunctions of S1PNF-κB activationSphingosine-1-phosphate (S1P) synthesisS1P receptor antagonistsElevated VLCFAAutoimmune encephalomyelitisFatty acidsMacrophage infiltrationReceptor antagonistImmune cellsMouse modelTreatment avenuesVLCFA levelsFly gliaLong-chain fatty acidsGliaS1P pathwayS1PNeuroinflammationFingolimodVLCFAAbundant fatty acidsExploring therapeutic strategies for infantile neuronal axonal dystrophy (INAD/PARK14)
Lin G, Tepe B, McGrane G, Tipon R, Croft G, Panwala L, Hope A, Liang A, Zuo Z, Byeon S, Wang L, Pandey A, Bellen H. Exploring therapeutic strategies for infantile neuronal axonal dystrophy (INAD/PARK14). ELife 2023, 12: e82555. PMID: 36645408, PMCID: PMC9889087, DOI: 10.7554/elife.82555.Peer-Reviewed Original ResearchConceptsPatient-derived neural progenitor cellsNeural progenitor cellsPatient-derived neuronsPediatric neurodegenerative disorderRetromer functionMitochondrial morphologyEndolysosomal pathwayMitochondrial defectsProlong lifespanNeurodegenerative phenotypeProgenitor cellsMouse modelRecessive variantsNeurodegenerative disordersGene therapy approachesPathwayInfantile neuroaxonal dystrophyHomologCellsTherapeutic strategiesAzoramidePurkinje cellsFliesPhenotypeMetabolism
2020
The Daam2–VHL–Nedd4 axis governs developmental and regenerative oligodendrocyte differentiation
Ding X, Jo J, Wang C, Cristobal C, Zuo Z, Ye Q, Wirianto M, Lindeke-Myers A, Choi J, Mohila C, Kawabe H, Jung S, Bellen H, Yoo S, Lee H. The Daam2–VHL–Nedd4 axis governs developmental and regenerative oligodendrocyte differentiation. Genes & Development 2020, 34: 1177-1189. PMID: 32792353, PMCID: PMC7462057, DOI: 10.1101/gad.338046.120.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell DifferentiationGene Expression Regulation, DevelopmentalHumansMiceMice, KnockoutMicrofilament ProteinsMultiple SclerosisMyelin SheathNedd4 Ubiquitin Protein LigasesNerve RegenerationNervous System DiseasesOligodendrogliaProtein StabilityRho GTP-Binding ProteinsUbiquitinationVon Hippel-Lindau Tumor Suppressor ProteinConceptsWhite matter injuryUbiquitin-proteasomal systemGenetic knockout mouse modelsOligodendrocyte differentiationWhite matter lesionsKnockout mouse modelDemyelination modelMultiple sclerosisDisease-driving proteinsMatter lesionsOligodendrocyte dysfunctionPathogenic accumulationMouse modelDevelopmental myelinationNeurological disordersGlial biologyOligodendrocyte developmentE3 ligase VHLVHLRepairE3 ubiquitinProteomic analysisRemyelinationSclerosisPatients