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 ResearchConceptsEnteric 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
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
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
2007
Role of Anion Transporter SLC26A6 (CFEX) in Prevention of Hyperoxaluria and Urolithiasis
Aronson P. Role of Anion Transporter SLC26A6 (CFEX) in Prevention of Hyperoxaluria and Urolithiasis. AIP Conference Proceedings 2007, 900: 141-148. DOI: 10.1063/1.2723570.Commentaries, Editorials and LettersProximal tubulesNull miceOxalate secretionPlasma oxalate concentrationIntestinal oxalate secretionCalcium oxalate urolithiasisFormate exchangeOxalate exchangePrevention of hyperoxaluriaHigh incidenceOxalate urolithiasisHyperoxaluriaCFEXApical membraneRenal brush border vesiclesNet absorptionMiceBrush border vesiclesTubulesUrolithiasisSecretionXenopus oocytesAnion transportersFunctional expression
2006
Regulation of anion exchanger Slc26a6 by protein kinase C
Hassan HA, Mentone S, Karniski LP, Rajendran VM, Aronson PS. Regulation of anion exchanger Slc26a6 by protein kinase C. American Journal Of Physiology - Cell Physiology 2006, 292: c1485-c1492. PMID: 17151144, DOI: 10.1152/ajpcell.00447.2006.Peer-Reviewed Original ResearchMeSH KeywordsAcetophenonesAnimalsAnion Transport ProteinsAntiportersBenzopyransBiological Transport, ActiveCarbazolesCell MembraneChloridesCytoplasmEnzyme ActivationFemaleFormatesIn Vitro TechniquesIndolesMaleimidesMiceOocytesOxalatesProtein Kinase C-deltaProtein TransportSulfate TransportersTetradecanoylphorbol AcetateXenopusConceptsPKC activationOxalate secretionIntestinal oxalate secretionFormate exchangeRenal proximal tubulesAnion exchanger pendrinPancreatic ductExchanger pendrinProximal tubulesSmall intestineSLC26A6 expressionNaCl reabsorptionCalcium independentSimilar extentPotential rolePKC-delta activationProtein kinase CActivationSecretionSlc26a6Immunofluorescence microscopyXenopus oocytesPMAPhysiological significanceOocyte plasma membraneCalcium oxalate urolithiasis in mice lacking anion transporter Slc26a6
Jiang Z, Asplin JR, Evan AP, Rajendran VM, Velazquez H, Nottoli TP, Binder HJ, Aronson PS. Calcium oxalate urolithiasis in mice lacking anion transporter Slc26a6. Nature Genetics 2006, 38: 474-478. PMID: 16532010, DOI: 10.1038/ng1762.Peer-Reviewed Original ResearchConceptsCalcium oxalate urolithiasisOxalate urolithiasisPlasma oxalate concentrationIntestinal oxalate secretionUrinary oxalate concentrationCommon urologic diseaseNet intestinal absorptionAnion exchanger SLC26A6Dietary oxalate restrictionSlc26a6-null miceSignificant hyperoxaluriaOxalate restrictionUrologic diseasesHigh incidenceIntestinal absorptionExchanger SLC26A6Mutant miceUrolithiasisMiceMajor constitutive roleNet absorptionOxalate secretionHyperoxaluriaOxalate concentrationEpithelial tissues