2-ChloroadenosineAdenosineReceptors, PurinergicAdenosine-5'-(N-ethylcarboxamide)Receptors, Purinergic P1Receptor, Adenosine A2AXanthinesPurinergic P1 Receptor AntagonistsPurinergic P1 Receptor AgonistsAdenosine DeaminasePhenylisopropyladenosineTheophyllineReceptor, Adenosine A2BAdenosine KinaseReceptor, Adenosine A1Phenethylamines8-Bromo Cyclic Adenosine MonophosphateReceptor, Adenosine A3DipyridamoleTubercidinPurinergic AntagonistsCyclic AMPReceptors, Adenosine A2Pyran CopolymerAdenosine A2 Receptor AgonistsAdenosine A2 Receptor AntagonistsAdenosine A1 Receptor AntagonistsAdenosine A1 Receptor AgonistsGuinea PigsAdeninePurinesMuscarineAdenylate CyclaseAdenosine Monophosphate