2024
Retinal Pigmented Epithelium and the Outer Blood-Retinal Barrier
Rizzolo L. Retinal Pigmented Epithelium and the Outer Blood-Retinal Barrier. 2024 DOI: 10.1016/b978-0-443-13820-1.00020-7.Peer-Reviewed Original ResearchRetinal pigment epitheliumOuter blood-retinal barrierBlood-retinal barrierNeurosensory retinaClaudin-19Pigment epitheliumTight junctionsRetinal pigment epithelium functionHuman retinal pigment epitheliumBarrier functionRetinal barrierCo-culture systemClaudin familyParacellular spaceFamily of transmembrane proteinsEpitheliumChoriocapillarisCo-cultureCapillary bedClaudinRetinaBidirectional interactionsGene expressionPhysiological functionsTransmembrane proteins
2021
Knockdown of Claudin-19 in the Retinal Pigment Epithelium Is Accompanied by Slowed Phagocytosis and Increased Expression of SQSTM1
Liu F, Peng S, Adelman RA, Rizzolo LJ. Knockdown of Claudin-19 in the Retinal Pigment Epithelium Is Accompanied by Slowed Phagocytosis and Increased Expression of SQSTM1. Investigative Ophthalmology & Visual Science 2021, 62: 14-14. PMID: 33591357, PMCID: PMC7900869, DOI: 10.1167/iovs.62.2.14.Peer-Reviewed Original ResearchConceptsSequestosome 1/p62Photoreceptor outer segmentsInternalized photoreceptor outer segmentsOxidative stress responseApical junctional complexActivation of AMPKTransepithelial electrical resistanceFluorescence-activated cell sortingWestern blottingClaudin-19Expression of proteinsSteady-state levelsProtein kinaseFilamentous actinEffect of AMPStress responseQuantitative RT-PCRKnockdownPOS degradationAMPKJunctional complexesEnzymatic activityCell sortingExpression of metallothioneinProteasome inhibitors
2019
Disease-associated mutations of claudin-19 disrupt retinal neurogenesis and visual function
Wang SB, Xu T, Peng S, Singh D, Ghiassi-Nejad M, Adelman RA, Rizzolo LJ. Disease-associated mutations of claudin-19 disrupt retinal neurogenesis and visual function. Communications Biology 2019, 2: 113. PMID: 30937396, PMCID: PMC6433901, DOI: 10.1038/s42003-019-0355-0.Peer-Reviewed Original ResearchConceptsRetinal pigment epitheliumClaudin-19Retinal neurogenesisP1 waveOuter nuclear layerRPE signature genesARPE19 cell lineOcular involvementKidney diseaseVisual functionFamilial hypomagnesaemiaNuclear layerBipolar cellsNewborn miceOcular diseasesPigment epitheliumRetinal isomeraseDiseaseMiceHuman induced pluripotent cellsRetinal differentiationSignature genesCell linesNeurogenesisInduced pluripotent cells
2012
Effects of Proinflammatory Cytokines on the Claudin-19 Rich Tight Junctions of Human Retinal Pigment EpitheliumCytokine Effects on RPE Tight Junctions
Peng S, Gan G, Rao VS, Adelman RA, Rizzolo LJ. Effects of Proinflammatory Cytokines on the Claudin-19 Rich Tight Junctions of Human Retinal Pigment EpitheliumCytokine Effects on RPE Tight Junctions. Investigative Ophthalmology & Visual Science 2012, 53: 5016-5028. PMID: 22761260, PMCID: PMC3410691, DOI: 10.1167/iovs.11-8311.Peer-Reviewed Original ResearchConceptsHuman fetal RPEEffects of TNFαTransepithelial electrical resistanceProinflammatory cytokinesClaudin-19Tight junctionsAge-related macular degenerationZO-1Effects of cytokinesApical sideSubclinical inflammationTumor necrosisMacular degenerationTNFα receptorsOcular diseasesTNFαSerum-free mediumClaudin-3RPE tight junctionsFetal RPECytokinesClaudin-2Confocal immunofluorescence microscopyInhibitor of apoptosis
2011
Claudin-19 and the Barrier Properties of the Human Retinal Pigment Epithelium
Peng S, Rao VS, Adelman RA, Rizzolo LJ. Claudin-19 and the Barrier Properties of the Human Retinal Pigment Epithelium. Investigative Ophthalmology & Visual Science 2011, 52: 1392-1403. PMID: 21071746, PMCID: PMC3101667, DOI: 10.1167/iovs.10-5984.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsMeSH KeywordsCells, CulturedClaudinsElectric ImpedanceFluorescent Antibody Technique, IndirectGene SilencingGestational AgeHumansImmunoblottingMembrane ProteinsOccludinPermeabilityPolyethylene GlycolsRetinal Pigment EpitheliumReverse Transcriptase Polymerase Chain ReactionRNA, MessengerRNA, Small InterferingTight JunctionsConceptsRetinal pigment epitheliumTransepithelial electrical resistanceHuman retinal pigment epitheliumHuman fetal RPECultured human fetal retinal pigment epitheliumPigment epitheliumClaudin-19Retinal sideHuman fetal retinal pigment epitheliumSpread of edemaFetal retinal pigment epitheliumFetal human retinal pigment epitheliumEffect of serumTight junctionsRPE permeabilityQuantitative RT-PCRChoroidal capillariesSubpopulation of cellsClaudin-1RPE barrierClaudin-3RPE tight junctionsRT-PCREpitheliumSerum