Purinergic P1 Receptor AgonistsSerotonin Receptor AgonistsDopamine AgonistsSerotonin 5-HT1 Receptor AgonistsSerotonin 5-HT2 Receptor AgonistsAdenosine A1 Receptor AgonistsGABA AgonistsAdenosine A2 Receptor AgonistsGABA-A Receptor AgonistsGABA-B Receptor AgonistsCannabinoid Receptor AgonistsSerotonin 5-HT4 Receptor AgonistsDose-Response Relationship, DrugPurinergic P2 Receptor AgonistsAdrenergic alpha-2 Receptor AgonistsRats, Sprague-DawleyReceptors, Opioid, kappaAdenosine A3 Receptor AgonistsHistamine AgonistsMuscarinic AgonistsAdenosineReceptors, Opioid, muSerotonin Antagonists2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineAdrenergic beta-3 Receptor AgonistsReceptors, Dopamine D2PhenethylaminesNicotinic AgonistsAdrenergic AgonistsReceptors, Purinergic P1Receptors, Opioid, deltaBaclofenQuinpiroleExcitatory Amino Acid AgonistsReceptors, Dopamine D1Piperidines8-Hydroxy-2-(di-n-propylamino)tetralinBenzazepinesRats, WistarEnkephalin, Ala(2)-MePhe(4)-Gly(5)-Receptor, Adenosine A2ACannabinoidsAdrenergic alpha-1 Receptor AgonistsAdrenergic alpha-AgonistsAdrenergic beta-AgonistsReceptors, OpioidMuscimolReceptors, SerotoninPyrrolidinesAdenosine-5'-(N-ethylcarboxamide)Radioligand AssayNaphthalenesCholinergic AgonistsEnkephalin, D-Penicillamine (2,5)-Receptors, GlucagonSerotoninPurinergic P1 Receptor AntagonistsBenzoxazinesReceptor, Cannabinoid, CB2VenomsSerotonin 5-HT3 Receptor AgonistsDopamine AntagonistsDrug InteractionsReceptor, Cannabinoid, CB1Purinergic P2X Receptor AgonistsPurinergic P2Y Receptor AgonistsCyclic AMPApomorphineCells, CulturedSumatriptanTetrahydronaphthalenesReceptors, Dopamine D3ErgolinesBehavior, AnimalMethylhistaminesReceptor, Serotonin, 5-HT1BGuinea PigsReceptors, Serotonin, 5-HT4XanthinesBenzeneacetamidesCalciumReceptors, sigmaPiperazinesEnkephalinsPyridinesReceptor, Serotonin, 5-HT1ANarcotic AntagonistsReceptor, Adenosine A3IndolesLigandsReceptor, Serotonin, 5-HT2AReceptor, Adenosine A1Receptors, Prostaglandin ENeuronsReceptors, GABA-BMorpholinesBicyclo CompoundsCarbacholReceptors, HistamineReceptors, Histamine H3