2023
SLC26A1 is a major determinant of sulfate homeostasis in humans
Pfau A, López-Cayuqueo K, Scherer N, Wuttke M, Wernstedt A, Fassrainer D, Smith D, van de Kamp J, Ziegeler K, Eckardt K, Luft F, Aronson P, Köttgen A, Jentsch T, Knauf F. SLC26A1 is a major determinant of sulfate homeostasis in humans. Journal Of Clinical Investigation 2023, 133: e161849. PMID: 36719378, PMCID: PMC9888379, DOI: 10.1172/jci161849.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnion Transport ProteinsAntiportersHomeostasisHumansIon TransportMiceMice, KnockoutSulfate TransportersSulfatesConceptsSulfate homeostasisIntervertebral disc disordersWhole-exome sequencingMajor determinantBack painPatient presentingMusculoskeletal healthDisc disordersPlasma sulfateSulfate reabsorptionFunctional expression assaysCartilage healthHomozygous mutationPotential targetPopulation studiesNumerous physiological processesRecent evidenceExome analysisHomeostasisHyposulfatemiaExpression assaysPivotal roleClinical geneticsAdditional variantsHumans
2018
Characterization of renal NaCl and oxalate transport in Slc26a6−/− mice
Knauf F, Velazquez H, Pfann V, Jiang Z, Aronson PS. Characterization of renal NaCl and oxalate transport in Slc26a6−/− mice. American Journal Of Physiology. Renal Physiology 2018, 316: f128-f133. PMID: 30427220, PMCID: PMC6383200, DOI: 10.1152/ajprenal.00309.2018.Peer-Reviewed Original ResearchConceptsWild-type miceNaCl homeostasisBlood pressureProximal tubulesFree-flow micropuncture studiesSurface proximal tubulesLow-salt dietMean blood pressureLower blood pressureUrine flow rateLack of effectFurosemide infusionNet renal secretionSodium excretionUrine oxalateFractional excretionMicropuncture studiesNaCl deliveryRenal secretionApical membrane ClExchanger SLC26A6MiceRenal NaClNaCl transportHomeostasis
2016
Loss of Cystic Fibrosis Transmembrane Regulator Impairs Intestinal Oxalate Secretion
Knauf F, Thomson RB, Heneghan JF, Jiang Z, Adebamiro A, Thomson CL, Barone C, Asplin JR, Egan ME, Alper SL, Aronson PS. Loss of Cystic Fibrosis Transmembrane Regulator Impairs Intestinal Oxalate Secretion. Journal Of The American Society Of Nephrology 2016, 28: 242-249. PMID: 27313231, PMCID: PMC5198290, DOI: 10.1681/asn.2016030279.Peer-Reviewed Original ResearchConceptsIntestinal oxalate secretionWild-type miceCystic fibrosisIntestinal tissueOxalate secretionIncidence of hyperoxaluriaCalcium oxalate stone formationNet intestinal absorptionOxalate stone formationCoexpression of CFTRIntestinal transport processesWestern blot analysisOxalate absorptionMouse modelIntestinal absorptionGlucose absorptionUssing chambersStone formationFibrosisMiceSecretionReduced expressionCystic fibrosis transmembrane conductance regulator (CFTR) geneHyperoxaluriaPatients
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
2012
Sat1 is dispensable for active oxalate secretion in mouse duodenum
Ko N, Knauf F, Jiang Z, Markovich D, Aronson PS. Sat1 is dispensable for active oxalate secretion in mouse duodenum. American Journal Of Physiology - Cell Physiology 2012, 303: c52-c57. PMID: 22517357, PMCID: PMC3404526, DOI: 10.1152/ajpcell.00385.2011.Peer-Reviewed Original ResearchConceptsCalcium oxalate stonesMouse duodenumOxalate secretionOxalate stonesIntestinal oxalate secretionIntestinal oxalate transportSecretory fluxSAT1 expressionDisulfonic stilbene DIDSDuodenumTransporter 1SecretionMiceHyperoxalemiaBasolateral solutionHyperoxaluriaBasolateral transportersBicarbonate productionOxalate transportBasolateral membraneSAT1Apical membraneComplete removalMedium concentration