2017
MIF-2/D-DT enhances proximal tubular cell regeneration through SLPI- and ATF4-dependent mechanisms
Ochi A, Chen D, Schulte W, Leng L, Moeckel N, Piecychna M, Averdunk L, Stoppe C, Bucala R, Moeckel G. MIF-2/D-DT enhances proximal tubular cell regeneration through SLPI- and ATF4-dependent mechanisms. American Journal Of Physiology. Renal Physiology 2017, 313: f767-f780. PMID: 28539339, PMCID: PMC6148305, DOI: 10.1152/ajprenal.00683.2016.Peer-Reviewed Original ResearchMeSH KeywordsActivating Transcription Factor 4Acute Kidney InjuryAnimalsAntigens, Differentiation, B-LymphocyteApoptosisAutophagyCell HypoxiaCell LineCell ProliferationCyclin D1Disease Models, AnimalEukaryotic Initiation Factor-2FemaleGenetic Predisposition to DiseaseHistocompatibility Antigens Class IIIntramolecular OxidoreductasesKidney Tubules, ProximalMacrophage Migration-Inhibitory FactorsMaleMice, Inbred C57BLMice, KnockoutPhenotypeRegenerationReperfusion InjurySecretory Leukocyte Peptidase InhibitorSignal TransductionTime FactorsTransfectionConceptsMacrophage migration inhibitory factorSecretory leukocyte proteinase inhibitorTubular cell regenerationProximal tubular cellsD-DTCell regenerationTubular cellsIschemic acute kidney injuryIschemia-reperfusion injury modelWild-type control miceMouse proximal tubular cellsAcute kidney injuryIschemia-reperfusion injuryRenal proximal tubular cellsMigration inhibitory factorIntegrated stress responseATF4-dependent mechanismCyclin D1 expressionEukaryotic initiation factorKidney injuryTubular injuryControl miceChemokine receptorsInjury modelInflammatory context
2015
Human Polycystin-2 Transgene Dose-Dependently Rescues ADPKD Phenotypes in Pkd2 Mutant Mice
Li A, Tian X, Zhang X, Huang S, Ma Y, Wu D, Moeckel G, Somlo S, Wu G. Human Polycystin-2 Transgene Dose-Dependently Rescues ADPKD Phenotypes in Pkd2 Mutant Mice. American Journal Of Pathology 2015, 185: 2843-2860. PMID: 26435415, PMCID: PMC4607765, DOI: 10.1016/j.ajpath.2015.06.014.Peer-Reviewed Original ResearchConceptsAutosomal dominant polycystic kidney diseaseMouse modelADPKD phenotypeSevere cystic phenotypeWild-type miceDose-dependent mannerPolycystic kidney diseaseForms of ADPKDKidney diseasePancreatic cystsEffective treatmentFunctional restorationMutant miceTransgene doseMiceCyst formationReduced proliferationEpithelial cellsCystic phenotypeKidneyLiverFurther ameliorationPC2 activityPhenotypeMolecular genetic mechanisms
2014
GM-CSF Promotes Macrophage Alternative Activation after Renal Ischemia/Reperfusion Injury
Huen SC, Huynh L, Marlier A, Lee Y, Moeckel GW, Cantley LG. GM-CSF Promotes Macrophage Alternative Activation after Renal Ischemia/Reperfusion Injury. Journal Of The American Society Of Nephrology 2014, 26: 1334-1345. PMID: 25388222, PMCID: PMC4446881, DOI: 10.1681/asn.2014060612.Peer-Reviewed Original ResearchMeSH KeywordsAcute Kidney InjuryAnalysis of VarianceAnimalsBlotting, WesternCell ProliferationCells, CulturedDisease Models, AnimalGene Expression RegulationGranulocyte-Macrophage Colony-Stimulating FactorImmunohistochemistryKidney Tubules, ProximalMacrophage ActivationMaleMiceMice, Inbred C57BLMultivariate AnalysisPhenotypeRandom AllocationReal-Time Polymerase Chain ReactionReperfusion InjurySignal TransductionUp-RegulationConceptsIschemia/reperfusion injuryMacrophage alternative activationBone marrow-derived macrophagesAlternative activationMarrow-derived macrophagesTubular cellsGM-CSFReperfusion injuryReparative phenotypeTubular proliferationKidney ischemia/reperfusion injuryRenal ischemia/reperfusion injuryMouse proximal tubule cellsInitial kidney damageRepair phaseProximal tubule cellsTubular factorsIschemic injuryKidney damageProinflammatory macrophagesRenal repairMacrophage activationTubule cellsPharmacologic inhibitionMacrophages
2013
Early B-cell factor 1 is an essential transcription factor for postnatal glomerular maturation
Fretz JA, Nelson T, Velazquez H, Xi Y, Moeckel GW, Horowitz MC. Early B-cell factor 1 is an essential transcription factor for postnatal glomerular maturation. Kidney International 2013, 85: 1091-1102. PMID: 24172684, PMCID: PMC4006322, DOI: 10.1038/ki.2013.433.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAlbuminuriaAnimalsBlood Urea NitrogenCell DifferentiationCells, CulturedGene Expression Regulation, DevelopmentalGenotypeGlomerular Filtration RateKidney GlomerulusMice, 129 StrainMice, Inbred C57BLMice, KnockoutOrganogenesisPhenotypePodocytesSignal TransductionTime FactorsTrans-ActivatorsVascular Endothelial Growth Factor AConceptsEarly B-cell factor 1B cell factor 1Transcription factorsNovel roleTranscription factor early B cell factor 1Expression of Ebf1Essential transcription factorFactor 1Podocyte maturationMesenchymal progenitorsB cell maturationProper maturationBlood urea nitrogen levelsElevated blood urea nitrogen levelsWild-type control miceGlomerular filtration rateVascular endothelial growth factor AGlomerular maturationUrea nitrogen levelsGrowth factor ARenal developmentEBF1Factor AGlomerular developmentNephron maturationNALP3-mediated inflammation is a principal cause of progressive renal failure in oxalate nephropathy
Knauf F, Asplin JR, Granja I, Schmidt IM, Moeckel GW, David RJ, Flavell RA, Aronson PS. NALP3-mediated inflammation is a principal cause of progressive renal failure in oxalate nephropathy. Kidney International 2013, 84: 895-901. PMID: 23739234, PMCID: PMC3772982, DOI: 10.1038/ki.2013.207.Peer-Reviewed Original ResearchConceptsProgressive renal failureRenal failureCalcium oxalate crystal depositionCrystal-associated diseasesOverproduction of oxalateWild-type miceHigh-oxalate dietNephropathy resultsOxalate nephropathyRenal histologyKidney diseaseOxalate dietInflammatory responseNALP3 expressionDietary oxalateIntestinal oxalateOxalate homeostasisSoluble oxalateNephropathyCrystal depositionMiceMultiple disordersNALP3DietInflammation
2012
Acute Podocyte Vascular Endothelial Growth Factor (VEGF-A) Knockdown Disrupts alphaVbeta3 Integrin Signaling in the Glomerulus
Veron D, Villegas G, Aggarwal PK, Bertuccio C, Jimenez J, Velazquez H, Reidy K, Abrahamson DR, Moeckel G, Kashgarian M, Tufro A. Acute Podocyte Vascular Endothelial Growth Factor (VEGF-A) Knockdown Disrupts alphaVbeta3 Integrin Signaling in the Glomerulus. PLOS ONE 2012, 7: e40589. PMID: 22808199, PMCID: PMC3396653, DOI: 10.1371/journal.pone.0040589.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlood PressureCells, CulturedDown-RegulationDoxycyclineEndotheliumFibronectinsGene Knockdown TechniquesIntegrin alphaVbeta3MiceModels, AnimalNeuropilin-1PhenotypePodocytesProtein BindingProteinuriaRenal InsufficiencyRNA, Small InterferingSignal TransductionVascular Endothelial Growth Factor AVascular Endothelial Growth Factor Receptor-2ConceptsAcute renal failureVEGF receptor 2Renal failureEndothelial cell swellingPodocyte VEGFUrine VEGFGlomerular filtration barrierLocal injuryPodocyte effacementGlomerular ultrastructureAdult miceDoxycycline exposureReceptor 2Knockdown micePodocyte cell lineControl valuesGlomeruliNeuropilin-1MiceVEGFProtein levelsCell swellingVEGF knockdownProteinuriaFiltration barrier
2008
NFATc1 Identifies a Population of Proximal Tubule Cell Progenitors
Langworthy M, Zhou B, de Caestecker M, Moeckel G, Baldwin HS. NFATc1 Identifies a Population of Proximal Tubule Cell Progenitors. Journal Of The American Society Of Nephrology 2008, 20: 311-321. PMID: 19118153, PMCID: PMC2637056, DOI: 10.1681/asn.2008010094.Peer-Reviewed Original ResearchConceptsProximal tubular cell injuryBALB/c miceAcute kidney injuryTubular cell injuryWild-type miceProximal tubule segmentsKidney injurySerum creatinineCalcineurin inhibitorsC miceSustained injuryNFATc1 activityPTC proliferationCell injuryProximal tubulesNFATc1 expressionSevere injuriesTubule cellsInjuryMercuric chlorideEpithelial regenerationNephron segmentsCyclosporin AMiceTubule segmentsFibrocystin/Polyductin Modulates Renal Tubular Formation by Regulating Polycystin-2 Expression and Function
Kim I, Fu Y, Hui K, Moeckel G, Mai W, Li C, Liang D, Zhao P, Ma J, Chen XZ, George AL, Coffey RJ, Feng ZP, Wu G. Fibrocystin/Polyductin Modulates Renal Tubular Formation by Regulating Polycystin-2 Expression and Function. Journal Of The American Society Of Nephrology 2008, 19: 455-468. PMID: 18235088, PMCID: PMC2391052, DOI: 10.1681/asn.2007070770.Peer-Reviewed Original ResearchConceptsFibrocystin/polyductinPC2 channel activityRenal cystic phenotypeGene-targeted mutationPolycystic kidney diseaseCultured renal epithelial cellsAutosomal recessive polycystic kidney diseaseHuman autosomal recessive polycystic kidney diseaseCommon molecular pathwaysEpithelial cellsRecessive polycystic kidney diseaseRenal epithelial cellsAberrant ciliogenesisKidney diseasePolycystin-2Polycystin-2 expressionPrimary ciliaCystic phenotypeSingle mutationMolecular pathwaysGenetic modifiersPhenotypic characteristicsMutationsMolecular interactionsAutosomal dominant polycystic kidney disease