AdenosineAdenosine MonophosphateCyclic AMPReceptor, Adenosine A2AReceptor, Adenosine A1Adenosine Deaminase8-Bromo Cyclic Adenosine MonophosphateReceptor, Adenosine A3BucladesineAdenosine KinaseReceptor, Adenosine A2BReceptors, Purinergic P1Receptors, Adenosine A2Adenosine A2 Receptor AgonistsColforsinTheophyllineAdenosine A2 Receptor AntagonistsAdenosine A1 Receptor AntagonistsAdenine Nucleotides1-Methyl-3-isobutylxanthineCyclic GMPAdenosine A1 Receptor AgonistsAdenylate CyclaseAdenosine-5'-(N-ethylcarboxamide)Cyclic AMP-Dependent Protein KinasesPurinergic P1 Receptor AntagonistsXanthinesAMP DeaminasePhosphodiesterase InhibitorsPhenylisopropyladenosinePurinergic P1 Receptor Agonists5'-NucleotidaseReceptors, PurinergicEtretinateInosine NucleotidesPhosphodiesterase 4 InhibitorsCells, CulturedRolipramInosine MonophosphateIsoproterenolDose-Response Relationship, Drug3',5'-Cyclic-AMP PhosphodiesterasesSecond Messenger SystemsCyclic AMP Response Element-Binding ProteinSignal TransductionNucleotides, CyclicPhosphoric Diester HydrolasesCalciumAdenosine A3 Receptor AntagonistsAdenineHypoxanthinesPurinesReceptors, Adrenergic, betaAdenosine A3 Receptor AgonistsKineticsInosineAnthralinCyclic Nucleotide Phosphodiesterases, Type 42-ChloroadenosinePhenethylaminesGuanosine MonophosphateStimulation, ChemicalTime FactorsCytidine MonophosphateAdenosine TriphosphateTachyphylaxisAdrenergic beta-AgonistsCholera ToxinApyraseEpinephrineNucleotidesRabbitsDipyridamoleRats, Sprague-DawleyHypoxanthineDinoprostoneTubercidinCiliary Body4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinoneIMP DehydrogenaseCell LineCyclic AMP-Dependent Protein Kinase Catalytic SubunitsNucleosidesAdenosine TriphosphatasesVasodilator AgentsThiamine MonophosphateEnzyme ActivationPhosphorylationTritiumThionucleotidesDideoxyadenosineGlucoseMyocardiumDepression, ChemicalGuinea PigsPhosphatesIsoquinolinesAlprostadilHexosephosphatesNelumbo