AdenosineSerotoninReceptor, Adenosine A2AReceptor, Adenosine A1Adenosine DeaminaseReceptor, Adenosine A3Adenosine A2 Receptor AgonistsReceptor, Adenosine A2BPurinergic P1 Receptor AgonistsAdenosine A1 Receptor AgonistsAdenosine KinaseReceptors, Adenosine A2Receptors, Purinergic P1Adenosine A2 Receptor AntagonistsAdenosine A1 Receptor AntagonistsSerotonin Receptor AgonistsReceptors, SerotoninPurinergic P1 Receptor AntagonistsReceptor, Serotonin, 5-HT2AXanthinesSerotonin AntagonistsReceptor, Serotonin, 5-HT1ASerotonin Plasma Membrane Transport ProteinsSerotonin 5-HT2 Receptor AgonistsSerotonin 5-HT1 Receptor AgonistsAdenosine-5'-(N-ethylcarboxamide)Adenosine MonophosphateAdenosine A3 Receptor AgonistsSerotonin Uptake InhibitorsPhenethylaminesReceptor, Serotonin, 5-HT2CDopamine AgonistsReceptor, Serotonin, 5-HT1BReceptors, PurinergicReceptor, Serotonin, 5-HT2BTheophyllineAdenosine A3 Receptor AntagonistsDose-Response Relationship, DrugSerotonin AgentsReceptors, Serotonin, 5-HT2Cyclic AMPPhenylisopropyladenosine2-ChloroadenosineReceptors, Serotonin, 5-HT1Rats, Sprague-DawleySerotonin 5-HT2 Receptor Antagonists5'-NucleotidaseReceptors, Serotonin, 5-HT4InosineSerotonin SyndromeSerotonin 5-HT4 Receptor AgonistsPurinergic P2 Receptor AgonistsGABA AgonistsGABA-B Receptor AgonistsGABA-A Receptor AgonistsReceptors, Serotonin, 5-HT3Cannabinoid Receptor AgonistsTubercidinRats, WistarSerotonin 5-HT1 Receptor AntagonistsAdenosine Triphosphatases8-Hydroxy-2-(di-n-propylamino)tetralinAdenine NucleotidesAdrenergic alpha-2 Receptor AgonistsTheobromineRadioligand AssayCells, CulturedTryptophan HydroxylaseReceptors, Opioid, kappaHistamine AgonistsCalciumReceptors, Dopamine D2Guinea PigsKineticsKetanserinNucleoside DeaminasesTriazinesMuscarinic AgonistsDipyridamoleCoformycinPiperidinesReceptors, Opioid, muAdrenergic AgonistsPurinesDopamineTime FactorsBaclofenNeurons2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineSignal TransductionRaphe NucleiHydroxyindoleacetic AcidAdenylate CyclaseBehavior, AnimalReceptors, Purinergic P2Receptors, Dopamine D1Vasodilator AgentsQuinpirolePiperazinesExcitatory Amino Acid Agonists