Coronary VesselsCoronary CirculationBlood VesselsCoronary AngiographyCoronary Artery DiseaseAngioplasty, Balloon, CoronaryDogsCoronary StenosisCoronary DiseaseCoronary Artery BypassBlood Flow VelocityAdenosineHemodynamicsVasodilationCoronary VasospasmVasodilator AgentsVascular ResistanceEndothelium, VascularMyocardial InfarctionCoronary ThrombosisMyocardiumHeartCoronary AneurysmHyperemiaMyocardial IschemiaRegional Blood FlowPapaverineBlood PressureCoronary RestenosisNitroglycerinLymphatic VesselsOxygen ConsumptionTime FactorsRetinal VesselsSwineCoronary OcclusionMicrocirculationMyocardial ContractionVasoconstrictionElectrocardiographyPercutaneous Coronary InterventionAcetylcholineNitric OxideArteriesTreatment OutcomeStentsCardiac CatheterizationRisk FactorsUltrasonography, InterventionalCollateral CirculationNeovascularization, PhysiologicVasomotor SystemHeart RateProspective StudiesEchocardiographyBretylium TosylateCoronary Care UnitsVentricular Function, LeftFollow-Up StudiesModels, CardiovascularDipyridamoleNeovascularization, PathologicPerfusionKryptonMuscle, Smooth, VascularMyocardial ReperfusionVeinsMicrospheresDiastolePredictive Value of TestsPropranololArteriolesEndothelial CellsDose-Response Relationship, DrugMicrovascular AnginaMyocardial StunningBradykininCalcinosisMyocardial BridgingGlyburideDisease Models, AnimalPurinergic P1 Receptor AntagonistsChest PainTheophyllineEchocardiography, DopplerAortaMyocardial RevascularizationNitroarginineSkin Diseases, Geneticomega-N-MethylarginineHeart VentriclesTomography, X-Ray ComputedVasoconstrictor AgentsCoronary Artery Bypass, Off-PumpAngina, UnstablePericardiumPhysical ExertionAdrenergic beta-AntagonistsNitric Oxide SynthaseVascular Endothelial Growth Factor A