2013
Mineralocorticoid Receptor Phosphorylation Regulates Ligand Binding and Renal Response to Volume Depletion and Hyperkalemia
Shibata S, Rinehart J, Zhang J, Moeckel G, Castañeda-Bueno M, Stiegler AL, Boggon TJ, Gamba G, Lifton RP. Mineralocorticoid Receptor Phosphorylation Regulates Ligand Binding and Renal Response to Volume Depletion and Hyperkalemia. Cell Metabolism 2013, 18: 660-671. PMID: 24206662, PMCID: PMC3909709, DOI: 10.1016/j.cmet.2013.10.005.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAngiotensin IIAnimalsChlorocebus aethiopsCOS CellsCytoplasmElectrolytesHumansHyperkalemiaKidneyLigandsMiceMolecular Sequence DataPhosphoprotein PhosphatasesPhosphorylationPhosphoserinePotassium, DietaryProtein Serine-Threonine KinasesProtein TransportRatsReceptors, MineralocorticoidSignal TransductionTranscriptional ActivationConceptsVolume depletionMineralocorticoid receptorAldosterone-dependent increaseHormone receptor activityNuclear hormone receptor activityMR activationRenal responseDistinct adaptive responsesAngiotensin IIDistal nephronCl reabsorptionHyperkalemiaMR ligand-binding domainReceptor activityApical proton pumpPlasma volumeReceptor bindingHomeostatic responseNuclear receptorsReceptor phosphorylation
2010
Hypertonicity-induced Mitochondrial Membrane Permeability in Renal Medullary Interstitial Cells: Protective Role of Osmolytes
Zhang L, Chen D, Chen Z, Moeckel GW. Hypertonicity-induced Mitochondrial Membrane Permeability in Renal Medullary Interstitial Cells: Protective Role of Osmolytes. Cellular Physiology And Biochemistry 2010, 25: 753-760. PMID: 20511721, PMCID: PMC3030460, DOI: 10.1159/000315095.Peer-Reviewed Original ResearchConceptsPermeability transition poreHypertonicity-induced apoptosisOrganic osmolytesCytochrome cDelta psiFluorescence probe JC-1Cell deathMitochondrial membrane permeabilityMitochondrial membrane potentialHypertonic culture conditionsMajor organic osmolytesHypertonicity-induced changesHyperosmotic stressProtein abundanceMolecular mechanismsApoptotic pathwayTransition poreJC-1OsmolytesProapoptotic BaxCytoplasmApoptosisKidney cellsMembrane potentialImmunofluorescence labeling