2015
PKCι interacts with Rab14 and modulates epithelial barrier function through regulation of claudin-2 levels
Lu R, Dalgalan D, Mandell EK, Parker SS, Ghosh S, Wilson JM. PKCι interacts with Rab14 and modulates epithelial barrier function through regulation of claudin-2 levels. Molecular Biology Of The Cell 2015, 26: 1523-1531. PMID: 25694446, PMCID: PMC4395131, DOI: 10.1091/mbc.e14-12-1613.Peer-Reviewed Original ResearchConceptsClaudin-2 levelsSmall GTPase Rab14Claudin-2 protein levelsClaudin-2Junction proteinsTransepithelial resistanceEpithelial polarityIntracellular punctaTight junction componentsTight junction proteinsPlasma membraneNormal assemblyRab14 expressionRab14Junction componentsPKCιKnockdownEpithelial barrier functionProtein levelsTight junctionsZO-1ProteinParacellular permeabilityClaudin-1APKC
2012
Statin pleiotropy prevents rho kinase‐mediated intestinal epithelial barrier compromise induced by Blastocystis cysteine proteases
Mirza H, Wu Z, Teo JD, Tan KS. Statin pleiotropy prevents rho kinase‐mediated intestinal epithelial barrier compromise induced by Blastocystis cysteine proteases. Cellular Microbiology 2012, 14: 1474-1484. PMID: 22587300, DOI: 10.1111/j.1462-5822.2012.01814.x.Peer-Reviewed Original ResearchConceptsZonula occludens-1Intestinal epithelial barrier functionEpithelial barrier functionEpithelial permeabilityIntestinal infectionsFluorescein isothiocyanate-dextran fluxHuman colonic epithelial monolayersTherapeutic potentialHMG-CoA reductaseHMG-CoA reductase inhibitor simvastatinBarrier functionChronic intestinal infectionCytoskeletal F-actinIntestinal epithelial permeabilityReductase inhibitor simvastatinColonic epithelial monolayersIntestinal epithelial barrierTransepithelial resistanceTight junctional ZO-1Myosin light chain phosphorylationParasite cysteine proteasesSymptomatic patientsIntestinal pathologyCysteine proteasesBlastocystis infection
2004
Paracellular Cl- permeability is regulated by WNK4 kinase: Insight into normal physiology and hypertension
Kahle KT, MacGregor GG, Wilson FH, Van Hoek AN, Brown D, Ardito T, Kashgarian M, Giebisch G, Hebert SC, Boulpaep EL, Lifton RP. Paracellular Cl- permeability is regulated by WNK4 kinase: Insight into normal physiology and hypertension. Proceedings Of The National Academy Of Sciences Of The United States Of America 2004, 101: 14877-14882. PMID: 15465913, PMCID: PMC522037, DOI: 10.1073/pnas.0406172101.Peer-Reviewed Original ResearchConceptsPseudohypoaldosteronism type IIPHAII-mutant WNK4Paracellular fluxPotent antihypertensive agentTight junction proteinsTight junctionsAntihypertensive agentsParacellular ion fluxPharmacologic propertiesTight junction structureTranscellular transportersWild-type WNK4Normal physiologyHypertensionTransepithelial resistanceWNK signalingKidney epitheliumTight junction formationParacellular pathwayWNK4Effect of WNK4EpitheliumType IIWNK4 kinaseHomeostasis
2002
On the natriuretic effect of verapamil: inhibition of ENaC and transepithelial sodium transport
Segal AS, Hayslett JP, Desir GV. On the natriuretic effect of verapamil: inhibition of ENaC and transepithelial sodium transport. American Journal Of Physiology. Renal Physiology 2002, 283: f765-f770. PMID: 12217868, DOI: 10.1152/ajprenal.00253.2001.Peer-Reviewed Original ResearchMeSH KeywordsAldosteroneAnimalsBiological Transport, ActiveCalcium Channel BlockersCells, CulturedDose-Response Relationship, DrugElectrophysiologyEpithelial Sodium ChannelsEpitheliumIn Vitro TechniquesInsulinKidneyKidney Tubules, CollectingNatriuresisNifedipineOocytesPatch-Clamp TechniquesSodiumSodium Channel BlockersSodium ChannelsVasopressinsVerapamilXenopus laevisConceptsNatriuretic effectDirect tubular effectAdministration of verapamilRemoval of extracellularTubular effectsTransepithelial sodium transportHemodynamic changesInhibition of ENaCSurrogate markerChannel blockersMicroM verapamilDistal tubulesA6 cellsMicroM amilorideUssing chambersVerapamilL-typeSodium transportBasolateral sideTransepithelial resistanceSignificant increaseApical sidePermeable supportsInhibitionTransepithelial
1981
Isolated perfused salamander proximal tubule. II. Monovalent ion replacement and rheogenic transport
Sackin H, Boulpaep E. Isolated perfused salamander proximal tubule. II. Monovalent ion replacement and rheogenic transport. American Journal Of Physiology 1981, 241: f540-f555. PMID: 7304748, DOI: 10.1152/ajprenal.1981.241.5.f540.Peer-Reviewed Original ResearchConceptsProximal tubulesEarly proximal tubuleTransepithelial resistanceSalamander proximal tubuleRenal epitheliumLumenBasolateral membrane
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