AdenosineReceptors, Purinergic P1Receptor, Adenosine A2AReceptor, Adenosine A1Purinergic P1 Receptor AntagonistsReceptor, Adenosine A3Purinergic P1 Receptor AgonistsXanthinesReceptor, Adenosine A2BAdenosine A2 Receptor AntagonistsAdenosine-5'-(N-ethylcarboxamide)Adenosine A2 Receptor AgonistsAdenosine A1 Receptor AntagonistsAdenosine DeaminaseReceptors, Adenosine A2PhenethylaminesTheophyllineAdenosine A1 Receptor AgonistsReceptors, PurinergicAdenosine A3 Receptor AntagonistsAdenosine A3 Receptor AgonistsAdenosine KinasePhenylisopropyladenosine2-ChloroadenosineCyclic AMPInosine5'-NucleotidaseAdenosine MonophosphateAdenosine Deaminase InhibitorsDose-Response Relationship, DrugUrtica dioicaTriazinesAdenine NucleotidesPurinergic AntagonistsRadioligand AssayCaffeineTheobromineAdenosine TriphosphateTriazolesProtamine KinaseAdenylate CyclasePentostatinRats, WistarRats, Sprague-DawleyKineticsPurinesCells, CulturedGuinea PigsAminophyllineDopamine AntagonistsHormone AntagonistsBinding, CompetitiveExcitatory Amino Acid AntagonistsHistamine H2 AntagonistsTubercidinNorbornanesPurinergic P2 Receptor AntagonistsNarcotic AntagonistsHistamine H1 AntagonistsAdenosine DiphosphateNeurokinin-1 Receptor AntagonistsDipyridamoleAdrenergic AntagonistsVasodilator AgentsAdrenergic alpha-AntagonistsPiperidinesAdrenergic alpha-1 Receptor AntagonistsMuscarinic AntagonistsGABA AntagonistsSignal TransductionCricetinaeInterleukin 1 Receptor Antagonist ProteinCalciumSerotonin 5-HT3 Receptor AntagonistsCHO CellsCalcium Channel BlockersThioinosineMice, Inbred C57BLMyocardiumTime FactorsNucleoside Transport ProteinsMice, KnockoutHistamine AntagonistsAdenineDogsAminopyridinesStructure-Activity RelationshipProtein KinasesHeart RateGlucoseLigandsRats, Inbred StrainsColforsinRabbitsNorepinephrineNicotinic AntagonistsAngiotensin Receptor AntagonistsReceptors, Dopamine D2RNA, MessengerBlood Pressure