2012
SeSAME/EAST syndrome—phenotypic variability and delayed activity of the distal convoluted tubule
Scholl UI, Dave HB, Lu M, Farhi A, Nelson-Williams C, Listman JA, Lifton RP. SeSAME/EAST syndrome—phenotypic variability and delayed activity of the distal convoluted tubule. Pediatric Nephrology 2012, 27: 2081-2090. PMID: 22907601, DOI: 10.1007/s00467-012-2219-4.Peer-Reviewed Original ResearchMeSH KeywordsAbsorptionAge FactorsBiomarkersChildDNA Mutational AnalysisElectrolytesFemaleGenetic Predisposition to DiseaseHearing Loss, SensorineuralHEK293 CellsHomozygoteHumansInfantIntellectual DisabilityKidney Tubules, DistalMaleMembrane PotentialsMicroscopy, ConfocalMutationPedigreePhenotypePotassium Channels, Inwardly RectifyingPredictive Value of TestsSeizuresTransfectionConceptsGitelman syndromeAutosomal recessive syndromeRenal featuresElectrolyte disordersHypokalemic alkalosisClinical presentationElectrolyte imbalanceMedical recordsSignificant worseningBiochemical lossSensorineural deafnessSalt reabsorptionConclusionsThese findingsRecessive syndromeSimilar findingsSyndromeAge 5Mental retardationUnreported familiesSeizuresChannel functionAgeAffected membersFirst yearTubules
2003
ROMK is required for expression of the 70-pS K channel in the thick ascending limb
Lu M, Wang T, Yan Q, Wang W, Giebisch G, Hebert SC. ROMK is required for expression of the 70-pS K channel in the thick ascending limb. American Journal Of Physiology. Renal Physiology 2003, 286: f490-f495. PMID: 14600033, DOI: 10.1152/ajprenal.00305.2003.Peer-Reviewed Original ResearchConceptsThick ascending limbBartter's syndromeK dietK channelsAscending limbChannel activityApical K channelsFunctional expressionHypokalemic alkalosisTAL cellsNull miceSK activityHeterozygous miceHeterogeneous disorderMicePotassium recyclingROMKFunction mutationsSyndromeCritical subunitApical conductanceSalt absorptionLimbDietExpression
2002
Absence of Small Conductance K+ Channel (SK) Activity in Apical Membranes of Thick Ascending Limb and Cortical Collecting Duct in ROMK (Bartter's) Knockout Mice*
Lu M, Wang T, Yan Q, Yang X, Dong K, Knepper MA, Wang W, Giebisch G, Shull GE, Hebert SC. Absence of Small Conductance K+ Channel (SK) Activity in Apical Membranes of Thick Ascending Limb and Cortical Collecting Duct in ROMK (Bartter's) Knockout Mice*. Journal Of Biological Chemistry 2002, 277: 37881-37887. PMID: 12130653, PMCID: PMC4426997, DOI: 10.1074/jbc.m206644200.Peer-Reviewed Original ResearchMeSH KeywordsAgingAnimalsBartter SyndromeBase SequenceCell MembraneDisease Models, AnimalDNA PrimersGene Expression RegulationGenotypeHumansKidneyKidney CortexKidney Tubules, CollectingMiceMice, KnockoutPotassium ChannelsPotassium Channels, Calcium-ActivatedPotassium Channels, Inwardly RectifyingPotassium ChlorideSmall-Conductance Calcium-Activated Potassium ChannelsSurvival AnalysisConceptsThick ascending limbSK channel activityROMK null miceBartter's syndromeNull miceSK channelsAscending limbChannel activityExtracellular volume depletionROMK geneCortical collecting ductsWild-type littermatesAbsorption/secretionROMK knockout miceNull mice exhibitPatch-clamp analysisSmall conductanceSignificant hydronephrosisRenal morphologyVolume depletionKnockout miceMice exhibitSyndromeCollecting ductsNaCl reabsorption