HypercalcemiaCalciumPhosphorusParathyroid HormonePhosphatesHypocalcemiaCalcitoninParathyroid GlandsCalcium SignalingCalcium, DietaryHyperparathyroidismCalcium ChlorideHydroxycholecalciferolsCalcium ChannelsOsteomalaciaThyroidectomyCholecalciferolPlasmaReceptors, Calcium-SensingCalcitriolMagnesiumAlkaline PhosphataseBone and BonesHydroxyprolineUremiaCalcium CarbonateParathyroid Hormone-Related ProteinFura-2Time FactorsVitamin DEgtazic AcidKidneyCalcium IsotopesCalcium GluconateCattleCalcium PhosphatesCytosolKidney Failure, ChronicCalcium Channels, L-TypeAequorinCells, CulturedCreatinineCalcium RadioisotopesFastingMembrane PotentialsIntracellular FluidChelating AgentsNephrectomyCalcimycinFluorescent DyesDose-Response Relationship, DrugPlasma CellsOsmolar ConcentrationCell MembranePotassiumKineticsThapsigarginCalcium OxalateSodiumNifedipineCaffeineRabbitsCalcium Channel AgonistsVerapamilIonomycinRats, WistarRats, Sprague-DawleyAminoquinolinesBenzofuransHydrogen-Ion ConcentrationExtracellular SpaceAdenosine TriphosphateInositol 1,4,5-TrisphosphateRats, Inbred StrainsPatch-Clamp TechniquesAniline CompoundsIonophoresSignal TransductionCalcium Metabolism DisordersNeuronsLanthanumPlasma GasesCalcium-Binding ProteinsElectrophysiologyMuscle ContractionHomeostasisCell LineXanthenesCalcium CompoundsMyocardiumBiological TransportCalcium Channels, N-TypeInositol 1,4,5-Trisphosphate ReceptorsCalcium Channel BlockersCytoplasmModels, BiologicalCell Membrane PermeabilityPlasma Membrane Calcium-Transporting ATPasesElectric StimulationCalmodulin