8-Bromo Cyclic Adenosine MonophosphateAdenosineCyclic AMPReceptor, Adenosine A2AReceptor, Adenosine A1Adenosine DeaminaseBucladesineReceptor, Adenosine A3Receptor, Adenosine A2BAdenosine KinaseBromineReceptors, Adenosine A2Adenosine A2 Receptor AgonistsReceptors, Purinergic P1Adenosine A2 Receptor AntagonistsTheophyllineCyclic GMPAdenosine A1 Receptor AntagonistsColforsin1-Methyl-3-isobutylxanthineAdenosine A1 Receptor AgonistsXanthinesAdenosine MonophosphatePurinergic P1 Receptor AntagonistsNucleotides, CyclicPurinergic P1 Receptor AgonistsAdenosine-5'-(N-ethylcarboxamide)3',5'-Cyclic-AMP PhosphodiesterasesCyclic AMP-Dependent Protein KinasesAdenylate CyclaseReceptors, PurinergicCalciumCells, CulturedPhenylisopropyladenosineKinetics2-ChloroadenosineAdenosine A3 Receptor AntagonistsDose-Response Relationship, DrugAdenosine A3 Receptor AgonistsAdenine NucleotidesPhosphodiesterase InhibitorsPhenethylaminesIsoproterenolHydrocarbons, BrominatedInosinePhosphoric Diester Hydrolases5'-Nucleotidase4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinoneProstaglandins EStructure-Activity RelationshipNitroprussideRats, Inbred StrainsMethylene BlueCyclic ADP-RiboseReceptors, Cyclic AMPAdenosine TriphosphatasesCell LineTubercidinRabbitsCyclic AMP Response Element-Binding ProteinStimulation, ChemicalS-Nitroso-N-AcetylpenicillamineRats, Sprague-DawleyEnzyme InhibitorsPenicillamineProtein KinasesSecond Messenger SystemsNucleoside DeaminasesNitric OxideAminophyllineSignal TransductionAdenineTime FactorsCattleCholera ToxinReceptors, Adrenergic, betaEtretinateVasopressinsCoformycinEpinephrineDipyridamoleStereoisomerismProtein Kinase CPapaverineTheobromineEnzyme RepressionTerphenyl CompoundsMolecular StructureHypoxanthinesHypoxanthineEnzyme ActivationPentostatinBinding SitesGuinea PigsAdenosine PhosphosulfateDinoprostonePhosphodiesterase 4 InhibitorsRolipramGalactosidasesVasodilator Agents