AdenosineAdenosine-5'-(N-ethylcarboxamide)2-ChloroadenosineReceptors, Purinergic P1Receptor, Adenosine A2AReceptor, Adenosine A1Purinergic P1 Receptor AgonistsAdenosine A2 Receptor AgonistsAdenosine A1 Receptor AgonistsReceptor, Adenosine A3Adenosine DeaminaseReceptor, Adenosine A2BReceptors, Adenosine A2Adenosine KinaseAdenosine A2 Receptor AntagonistsAdenosine A1 Receptor AntagonistsSerotonin Receptor AgonistsDopamine AgonistsPurinergic P1 Receptor AntagonistsSerotonin 5-HT1 Receptor AgonistsXanthinesAdenosine A3 Receptor AgonistsSerotonin 5-HT2 Receptor AgonistsPhenethylaminesDose-Response Relationship, DrugAdenosine MonophosphateGABA AgonistsGABA-A Receptor AgonistsGABA-B Receptor AgonistsReceptors, PurinergicPurinergic P2 Receptor AgonistsCannabinoid Receptor AgonistsSerotonin 5-HT4 Receptor AgonistsRats, Sprague-DawleyCyclic AMPAdrenergic alpha-2 Receptor AgonistsTheophyllinePhenylisopropyladenosineAdenosine A3 Receptor AntagonistsReceptors, Opioid, kappaHistamine AgonistsMuscarinic AgonistsRats, WistarReceptors, Opioid, muReceptors, Dopamine D2Serotonin Antagonists2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineAdrenergic AgonistsCells, CulturedBaclofenAdrenergic beta-3 Receptor AgonistsRadioligand AssayQuinpiroleNicotinic Agonists5'-NucleotidaseReceptors, Opioid, deltaReceptors, Dopamine D1Excitatory Amino Acid AgonistsPiperidinesInosineGuinea PigsCalciumAdrenergic beta-AgonistsBenzazepines8-Hydroxy-2-(di-n-propylamino)tetralinKineticsEnkephalin, Ala(2)-MePhe(4)-Gly(5)-Adrenergic alpha-AgonistsCannabinoidsAdrenergic alpha-1 Receptor AgonistsTubercidinReceptors, OpioidTime FactorsTheobromineSerotoninMuscimolAdenosine TriphosphatasesSignal TransductionReceptors, SerotoninPyrrolidinesNaphthalenesAdenine NucleotidesReceptors, Purinergic P2TriazinesCholinergic AgonistsPurinergic P2Y Receptor AgonistsCell LineDopamine AntagonistsIsoproterenolReceptors, GlucagonEnkephalin, D-Penicillamine (2,5)-NeuronsLigandsAdenylate CyclaseBenzoxazinesReceptor, Cannabinoid, CB2Purinergic P2X Receptor AgonistsReceptor, Cannabinoid, CB1Behavior, AnimalMice, Inbred C57BL