Muscle, SmoothAction PotentialsMuscle, Smooth, VascularMyocytes, Smooth MuscleCells, CulturedMusclesMuscle ContractionAortaMuscle ProteinsCalciumMuscle, SkeletalMembrane PotentialsRats, Sprague-DawleyGuinea PigsRabbitsMuscle Fibers, SkeletalMuscle DevelopmentAorta, ThoracicMuscle CellsPlatelet-Derived Growth FactorTracheaElectrophysiologyRNA, MessengerElectric StimulationPatch-Clamp TechniquesCell DivisionTime FactorsSignal TransductionArteriesProto-Oncogene Proteins c-sisPotassium ChannelsTunica IntimaDose-Response Relationship, DrugMuscle RelaxationActinsRats, WistarPotassiumTetrodotoxinCarotid Artery InjuriesEndothelium, VascularEnzyme InhibitorsPapillary MusclesCell MovementImmunohistochemistryPulmonary ArteryAngiotensin IISmooth Muscle MyosinsHyperplasiaGene Expression RegulationPhosphorylationCalcium SignalingDogsCell ProliferationCalcium ChannelsCoronary VesselsArteriosclerosisVasoconstrictionHeartMuscle DenervationCalcium Channel BlockersCarotid ArteriesRats, Inbred WKYAcetylcholine4-AminopyridineKineticsMuscle FatiguePotassium Channel BlockersMuscle Fibers, Fast-TwitchElectric ConductivityIsometric ContractionBlotting, WesternSodium ChannelsMyocardiumGene ExpressionMitochondria, MuscleMesenteric ArteriesCell DifferentiationSodiumCattleHypertrophyNitric OxideMuscle Fibers, Slow-TwitchCaffeineCyclic GMPNeuronsTetraethylammonium CompoundsVasoconstrictor AgentsCarbacholBronchiMice, Inbred C57BLSwineNeural ConductionMice, KnockoutUrinary BladderPotassium ChlorideEnzyme ActivationDesminMyosin Heavy ChainsNifedipineMicroelectrodes