1995
Cloning of a bovine renal epithelial Na+ channel subunit
Fuller C, Awayda M, Arrate M, Bradford A, Morris R, Canessa C, Rossier B, Benos D. Cloning of a bovine renal epithelial Na+ channel subunit. American Journal Of Physiology 1995, 269: c641-c654. PMID: 7573394, DOI: 10.1152/ajpcell.1995.269.3.c641.Peer-Reviewed Original ResearchConceptsChannel subunitsOpen reading frameProtein kinase A.Gamma-ENaC subunitsCDNA expression libraryProtein kinase CVitro translationCDNA clonesBovine cDNAXenopus laevis oocytesPancreatic microsomesAcid proteinReading frameNovel isoformBovine homologueExpression libraryConsensus sequenceKinase CBase pairsAlpha-hENaCXenopus oocytesChimeric channelsHuman counterpartLaevis oocytesSubunitsA mutation in the epithelial sodium channel causing Liddle disease increases channel activity in the Xenopus laevis oocyte expression system.
Schild L, Canessa C, Shimkets R, Gautschi I, Lifton R, Rossier B. A mutation in the epithelial sodium channel causing Liddle disease increases channel activity in the Xenopus laevis oocyte expression system. Proceedings Of The National Academy Of Sciences Of The United States Of America 1995, 92: 5699-5703. PMID: 7777572, PMCID: PMC41764, DOI: 10.1073/pnas.92.12.5699.Peer-Reviewed Original ResearchConceptsLiddle's diseaseSalt-sensitive hypertensionSalt-sensitive formsChannel activityXenopus laevis oocyte expression systemDirect physiological evidenceChannel beta subunitsEpithelial sodium channelChannel hyperactivityOocyte expression systemPharmacological propertiesSodium channelsGamma subunitsMolecular targetsBeta subunitDiseaseXenopus laevis oocytesHypertensionPremature stop codonPhysiological evidenceHeritable formTruncation mutationsOverall channel activityFunctional consequencesLaevis oocytes
1994
Membrane topology of the epithelial sodium channel in intact cells
Canessa C, Merillat A, Rossier B. Membrane topology of the epithelial sodium channel in intact cells. American Journal Of Physiology 1994, 267: c1682-c1690. PMID: 7810611, DOI: 10.1152/ajpcell.1994.267.6.c1682.Peer-Reviewed Original ResearchConceptsLarge hydrophilic loopHydrophilic loopIntact cellsMembrane topologyEpithelial sodium channelPutative transmembrane domainsStop-transfer signalAmiloride-sensitive epithelial sodium channelCell-free translation assaysShort NH2Transmembrane domainMembrane insertionHomologous subunitsXenopus laevis oocytesTranslation assaysSodium channelsGlycosylation sitesCOOH terminusCytoplasmic sideFunctional expressionTerminal endSubunitsHydrophilic NH2Laevis oocytesAlpha-rENaC