2020
Enteric Oxalate Secretion Mediated by Slc26a6 Defends against Hyperoxalemia in Murine Models of Chronic Kidney Disease
Neumeier LI, Thomson RB, Reichel M, Eckardt KU, Aronson PS, Knauf F. Enteric Oxalate Secretion Mediated by Slc26a6 Defends against Hyperoxalemia in Murine Models of Chronic Kidney Disease. Journal Of The American Society Of Nephrology 2020, 31: 1987-1995. PMID: 32660969, PMCID: PMC7461683, DOI: 10.1681/asn.2020010105.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntiportersDisease Models, AnimalIntestinal MucosaMaleMiceMice, Inbred C57BLOxalatesRenal Insufficiency, ChronicSulfate TransportersConceptsEnteric oxalate secretionPlasma oxalate concentrationOxalate secretionModel of CKDChronic kidney diseaseIntestine of miceWild-type miceHealthy kidney functionOxalate clearanceWestern blot analysisKidney injuryKidney functionOxalate excretionWeekly injectionsKidney diseaseCKD modelExtrarenal clearanceOxalate transporter SLC26A6CKDMurine modelSignificant elevationOxalate homeostasisTransporter expressionMiceProtein expression
2016
N-glycosylation critically regulates function of oxalate transporter SLC26A6
Thomson RB, Thomson CL, Aronson PS. N-glycosylation critically regulates function of oxalate transporter SLC26A6. American Journal Of Physiology - Cell Physiology 2016, 311: c866-c873. PMID: 27681177, PMCID: PMC5206297, DOI: 10.1152/ajpcell.00171.2016.Peer-Reviewed Original ResearchConceptsPlasma membraneIntegral membrane proteinsCell surface deliverySLC26A6 functionTissue-specific differencesGlycosylation mutantsMembrane proteinsN-glycosylationSurface deliveryBiotinylation studiesOxalate transporterOxalate homeostasisSecond extracellular loopExtracellular loopIntact cellsEnzymatic deglycosylation studiesTransport activityEnzymatic deglycosylationFunctional studiesDeglycosylation studiesGlycosylationPutative second extracellular loopTransport functionFunctional significanceEssential roleOxalate-induced chronic kidney disease with its uremic and cardiovascular complications in C57BL/6 mice
Mulay SR, Eberhard JN, Pfann V, Marschner JA, Darisipudi MN, Daniel C, Romoli S, Desai J, Grigorescu M, Kumar SV, Rathkolb B, Wolf E, Hrabě de Angelis M, Bäuerle T, Dietel B, Wagner CA, Amann K, Eckardt KU, Aronson PS, Anders HJ, Knauf F. Oxalate-induced chronic kidney disease with its uremic and cardiovascular complications in C57BL/6 mice. American Journal Of Physiology. Renal Physiology 2016, 310: f785-f795. PMID: 26764204, PMCID: PMC5504458, DOI: 10.1152/ajprenal.00488.2015.Peer-Reviewed Original ResearchConceptsC57BL/6 miceChronic kidney disease researchOxalate-rich dietChronic kidney diseaseFemale C57BL/6 miceArterial hypertensionCardiovascular complicationsKidney disease researchAtubular glomeruliInterstitial inflammationRenal histologyTubular damageKidney diseaseCardiac fibrosisMetabolic acidosisNormochromic anemiaTissue involvementHistological changesHuman CKDCKDExperimental animalsComplicationsInducible modelControl dietFibrosis
2013
NALP3-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
2010
The Na+-dependent chloride-bicarbonate exchanger SLC4A8 mediates an electroneutral Na+ reabsorption process in the renal cortical collecting ducts of mice
Leviel F, Hübner CA, Houillier P, Morla L, Moghrabi S, Brideau G, Hatim H, Parker MD, Kurth I, Kougioumtzes A, Sinning A, Pech V, Riemondy KA, Miller RL, Hummler E, Shull GE, Aronson PS, Doucet A, Wall SM, Chambrey R, Eladari D. The Na+-dependent chloride-bicarbonate exchanger SLC4A8 mediates an electroneutral Na+ reabsorption process in the renal cortical collecting ducts of mice. Journal Of Clinical Investigation 2010, 120: 1627-1635. PMID: 20389022, PMCID: PMC2860930, DOI: 10.1172/jci40145.Peer-Reviewed Original ResearchConceptsNa-Cl cotransporterSodium transportMaintenance of euvolemiaTransepithelial NaCl absorptionDucts of miceEpithelial sodium channelIntravascular volumeIndependent Cl-/HCO3Sodium balanceMouse CCDAmiloride-sensitive epithelial sodium channelSodium absorptionExcretion resultsFluid homeostasisGenetic ablationNaCl absorptionSodium channelsMiceCl-/HCO3NaCl transportSlc4a8Genetic disruptionNovel roleHydrochlorothiazideDuct
2006
Pendrin Regulation in Mouse Kidney Primarily Is Chloride-Dependent
Vallet M, Picard N, Loffing-Cueni D, Fysekidis M, Bloch-Faure M, Deschênes G, Breton S, Meneton P, Loffing J, Aronson PS, Chambrey R, Eladari D. Pendrin Regulation in Mouse Kidney Primarily Is Chloride-Dependent. Journal Of The American Society Of Nephrology 2006, 17: 2153-2163. PMID: 16825334, DOI: 10.1681/asn.2005101054.Peer-Reviewed Original ResearchConceptsHydrochlorothiazide administrationAldosterone secretionExtracellular fluid volume regulationElevated plasma aldosterone levelsPlasma aldosterone levelsDifferent mouse modelsFluid volume regulationPendrin protein expressionAldosterone levelsSecondary hyperaldosteronismEpithelial sodium channelChloride transportApical Cl-/HCO3Chloride reabsorptionRat modelPendrin expressionMouse modelKnockout miceSemiquantitative immunoblottingNaCl loadingGamma-ENaC subunitsBiologic effectsExperimental modelSodium channelsProtein expression
2002
Regulation of the expression of the Cl-/anion exchanger pendrin in mouse kidney by acid-base status
Wagner CA, Finberg KE, Stehberger PA, Lifton RP, Giebisch GH, Aronson PS, Geibel JP. Regulation of the expression of the Cl-/anion exchanger pendrin in mouse kidney by acid-base status. Kidney International 2002, 62: 2109-2117. PMID: 12427135, DOI: 10.1046/j.1523-1755.2002.00671.x.Peer-Reviewed Original ResearchConceptsPendrin-positive cellsAcid-base statusPositive cellsBicarbonate secretionMouse kidneyAcid-base transportKnockout mouse modelProtein expression levelsMetabolic alkalosisDeficient dietExchanger pendrinPendrin expressionMouse modelSensorineural deafnessThyroid glandBicarbonate loadPendred syndromeWestern blottingApical membraneInner earPendrin proteinControl levelsKidneyPendrinProtein levels
2001
Identification of a chloride-formate exchanger expressed on the brush border membrane of renal proximal tubule cells
Knauf F, Yang C, Thomson R, Mentone S, Giebisch G, Aronson P. Identification of a chloride-formate exchanger expressed on the brush border membrane of renal proximal tubule cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 2001, 98: 9425-9430. PMID: 11459928, PMCID: PMC55437, DOI: 10.1073/pnas.141241098.Peer-Reviewed Original ResearchMeSH Keywords4,4'-Diisothiocyanostilbene-2,2'-Disulfonic AcidAmino Acid SequenceAnimalsAntiportersBase SequenceCloning, MolecularCOS CellsDNA PrimersDNA, ComplementaryFemaleKidney Tubules, ProximalMiceMice, Inbred C57BLMicroscopy, FluorescenceMicrovilliMolecular Sequence DataSodium-Phosphate Cotransporter Proteins, Type IIaXenopus laevis
1997
Sodium/Hydrogen Exchanger Gene Defect in Slow-Wave Epilepsy Mutant Mice
Cox G, Lutz C, Yang C, Biemesderfer D, Bronson R, Fu A, Aronson P, Noebels J, Frankel W. Sodium/Hydrogen Exchanger Gene Defect in Slow-Wave Epilepsy Mutant Mice. Cell 1997, 91: 139-148. PMID: 9335342, DOI: 10.1016/s0092-8674(01)80016-7.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAtaxiaBrain ChemistryCell LineCerebellumCerebral CortexChromosome MappingCrosses, GeneticElectroencephalographyEpilepsyFibroblastsGenes, RecessiveIon TransportMiceMice, Inbred C57BLMice, Neurologic MutantsOrgan SpecificityPhenotypePoint MutationRNASodiumSodium-Hydrogen ExchangersConceptsSodium/hydrogen exchangerSpontaneous mouse mutantDisease-causing mutationsPlasma membraneChromosome 4Null allelesMouse mutantsCell survivalHydrogen exchangerNHE genesMutantsGene defectsMutant miceNHE1Growth factorTonic-clonic seizuresSelective neuronal deathNeuronal deathDelicate balanceNeurological syndromeEpilepsy phenotypeGenesNew toolCell volumeMutations