AdenosineReceptor, Adenosine A2ACyclic AMPReceptor, Adenosine A1Adenosine DeaminaseReceptor, Adenosine A3Receptor, Adenosine A2BAdenosine KinaseBucladesineReceptors, Adenosine A2Adenosine A2 Receptor AgonistsReceptors, Purinergic P1Adenosine A2 Receptor AntagonistsTheophyllineAdenosine A1 Receptor AntagonistsAdenosine A1 Receptor AgonistsXanthinesAdenosine MonophosphatePurinergic P1 Receptor Antagonists8-Bromo Cyclic Adenosine MonophosphatePurinergic P1 Receptor AgonistsAdenosine-5'-(N-ethylcarboxamide)3',5'-Cyclic-AMP PhosphodiesterasesColforsinAdenylate Cyclase1-Methyl-3-isobutylxanthineReceptors, PurinergicPhenylisopropyladenosine2-ChloroadenosineAdenosine A3 Receptor AntagonistsAdenosine A3 Receptor AgonistsCyclic AMP-Dependent Protein KinasesAdenine NucleotidesPhosphodiesterase InhibitorsPhenethylaminesIsoproterenolInosinePhosphoric Diester Hydrolases5'-Nucleotidase4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinoneProstaglandins ECells, CulturedCyclic GMPCalciumKineticsCyclic ADP-RiboseReceptors, Cyclic AMPNucleotides, CyclicAdenosine TriphosphatasesTubercidinCyclic AMP Response Element-Binding ProteinDose-Response Relationship, DrugStimulation, ChemicalProtein KinasesSecond Messenger SystemsNucleoside DeaminasesAminophyllineSignal TransductionAdenineTime FactorsCholera ToxinReceptors, Adrenergic, betaEtretinateCoformycinEpinephrineDipyridamoleRats, Inbred StrainsPapaverineTheobromineCell LineEnzyme RepressionTerphenyl CompoundsHypoxanthinesHypoxanthineEnzyme ActivationPentostatinGuinea PigsAdenosine PhosphosulfateDinoprostonePhosphodiesterase 4 InhibitorsRabbitsRolipramGalactosidasesVasodilator AgentsRats, Sprague-DawleyDibutyryl Cyclic GMPAlprostadilThionucleotidesCyclic CMPDideoxyadenosinePurinesThioinosineTriazinesGlucoseMyocardiumCyclic Nucleotide Phosphodiesterases, Type 4Escherichia coliCell MembraneEnzyme InductionPhosphorylation