2024
Malate initiates a proton-sensing pathway essential for pH regulation of inflammation
Chen Y, Shi R, Xiang Y, Fan L, Tang H, He G, Zhou M, Feng X, Tan J, Huang P, Ye X, Zhao K, Fu W, Li L, Bian X, Chen H, Wang F, Wang T, Zhang C, Zhou B, Chen W, Liang T, Lv J, Kang X, Shi Y, Kim E, Qin Y, Hettinghouse A, Wang K, Zhao X, Yang M, Tang Y, Piao H, Guo L, Liu C, Miao H, Tang K. Malate initiates a proton-sensing pathway essential for pH regulation of inflammation. Signal Transduction And Targeted Therapy 2024, 9: 367. PMID: 39737965, PMCID: PMC11683149, DOI: 10.1038/s41392-024-02076-9.Peer-Reviewed Original ResearchConceptsL-malateInflammatory responseCytosolic pHBind BiPTCA intermediatesSensing pathwaysRegulation of inflammatory responsesBiological informationAnti-inflammatory metabolitesAnti-inflammatory proteinPro-inflammatory macrophagesRegulation of inflammationSignaling modalitiesPhysiological adaptationsAnti-inflammatory effectsIRF2BP2BiPPH regulationCarboxylate metaboliteChemical languageIn vivoIn vitroMacrophagesPathwayPH reduction
2022
Potassium channel Kir4.1 regulates oligodendrocyte differentiation via intracellular pH regulation
Wang N, Zhou L, Shao C, Wang X, Zhang N, Ma J, Hu H, Wang Y, Qiu M, Shen Y. Potassium channel Kir4.1 regulates oligodendrocyte differentiation via intracellular pH regulation. Glia 2022, 70: 2093-2107. PMID: 35775976, DOI: 10.1002/glia.24240.Peer-Reviewed Original ResearchConceptsOL precursor cellsIntracellular pHImpaired OL maturationProgressive neurological declineLoss-of-function mutationsIntracellular pH regulationSeSAME/EAST syndromeNeurological declineDemyelinating diseaseLineage cellsOPC developmentPrecursor cellsOL maturationOligodendrocyte differentiationOligodendrocytesOL developmentDown-regulationDifferentiationPH regulationCellsExpressionKCNJ10
1998
Intracellular pH regulation in bombesin-stimulated secretion in isolated bile duct units from rat liver
Cho W, Mennone A, Boyer J. Intracellular pH regulation in bombesin-stimulated secretion in isolated bile duct units from rat liver. American Journal Of Physiology 1998, 275: g1028-g1036. PMID: 9815033, DOI: 10.1152/ajpgi.1998.275.5.g1028.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntiportersBicarbonatesBile Ducts, IntrahepaticBombesinCarrier ProteinsChloride-Bicarbonate AntiportersChloridesFluoresceinsFluorescent DyesHEPESHydrogen-Ion ConcentrationIn Vitro TechniquesMaleModels, BiologicalRatsRats, Sprague-DawleySodiumSodium-Bicarbonate SymportersSodium-Hydrogen ExchangersConceptsHCO-3 secretionBile duct unitsDuct unitsAcid-extruding mechanismsEffect of bombesinRat liverCl-/HCOBombesin-stimulated secretionRegulation of intracellularBiliary secretionNormal rat liverBombesinCholangiocytesSecretionUnderlying mechanismLiverBasalPH regulationCounterregulatoryNeuropeptidesExchange activityActivity
1990
pH regulation in spread cells and round cells.
Schwartz M, Cragoe E, Lechene C. pH regulation in spread cells and round cells. Journal Of Biological Chemistry 1990, 265: 1327-1332. PMID: 2153127, DOI: 10.1016/s0021-9258(19)40017-3.Peer-Reviewed Original Research
1983
Intracellular pH regulation in the renal proximal tubule of the salamander. Na-H exchange.
Boron W, Boulpaep E. Intracellular pH regulation in the renal proximal tubule of the salamander. Na-H exchange. The Journal Of General Physiology 1983, 81: 29-52. PMID: 6833996, PMCID: PMC2215563, DOI: 10.1085/jgp.81.1.29.Peer-Reviewed Original ResearchConceptsProximal tubulesProximal tubule cellsRenal proximal tubulesTiger salamander Ambystoma tigrinumPH-sensitive microelectrodesFree RingerMaximal effectTubule cellsTransient riseDiuretic amilorideBasolateral sideBasolateral solutionExponential time courseSalamander Ambystoma tigrinumTime courseCl removalMaximal rateBasolateral membraneNormal rateTubulesAmbystoma tigrinumPH regulationCellsActive transportRecovery
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