Purinergic P1 Receptor AntagonistsPurinergic P1 Receptor AgonistsAdenosineReceptors, Purinergic P1Adenosine A2 Receptor AgonistsReceptor, Adenosine A3XanthinesAdenosine A2 Receptor AntagonistsAdenosine A1 Receptor AntagonistsReceptor, Adenosine A2AReceptor, Adenosine A1Adenosine A3 Receptor AntagonistsTheophyllineAdenosine-5'-(N-ethylcarboxamide)Adenosine A1 Receptor AgonistsPhenethylaminesReceptors, PurinergicReceptors, Adenosine A2Receptor, Adenosine A2BTheobrominePhenylisopropyladenosine2-ChloroadenosineAdenosine A3 Receptor AgonistsNorbornanesAdenosine DeaminaseTriazolesPurinergic AntagonistsTriazinesCaffeineDose-Response Relationship, DrugInosineAdenosine KinaseAminophyllineRats, Sprague-DawleyRadioligand AssayRats, WistarInterleukin 1 Receptor Antagonist ProteinTubercidinCyclic AMPAdenosine Deaminase InhibitorsVasodilator AgentsPurinesAdrenergic AntagonistsDipyridamoleNeurokinin-1 Receptor AntagonistsThionucleosidesGuinea PigsThioinosineBinding, CompetitivePhosphodiesterase InhibitorsAdeninePiperidinesAdenylate CyclaseAnoxiaHyperemiaAdenosine TriphosphateHistamine H2 AntagonistsExcitatory Amino Acid AntagonistsVasodilationSerotonin 5-HT3 Receptor AntagonistsAdenosine MonophosphateCricetinaeCells, CulturedColforsinPurinergic P2 Receptor Antagonists5'-NucleotidaseCHO CellsDopamine AntagonistsPyrimidinesAngiotensin Receptor AntagonistsEnzyme InhibitorsMotor ActivityBlood PressureStructure-Activity RelationshipTime FactorsCentral Nervous System StimulantsSerotonin 5-HT2 Receptor AntagonistsHormone AntagonistsSynaptic TransmissionHeart RateDisease Models, AnimalMyocardiumElectric StimulationTritiumCricetulusNarcotic AntagonistsBrainHippocampusHistamine H1 AntagonistsReceptors, EndothelinMuscarinic AntagonistsGABA AntagonistsRegional Blood FlowPotassium ChannelsGABA-A Receptor AntagonistsHistamine AntagonistsSerotonin AntagonistsSignal TransductionReceptors, N-Methyl-D-AspartateLeukotriene Antagonists