Adrenergic AgonistsAdrenergic alpha-AgonistsAdrenergic alpha-2 Receptor AgonistsClonidineAdrenergic beta-AgonistsMedetomidineAdrenergic alpha-1 Receptor AgonistsPhenylephrineClenbuterolDopamine AgonistsIsoproterenolTerbutalineReceptors, Adrenergic, alphaAdrenergic alpha-AntagonistsDose-Response Relationship, DrugFenoterolDioxolesReceptors, AdrenergicMetaproterenolReceptors, Adrenergic, alpha-2Adrenergic beta-3 Receptor AgonistsPurinergic P1 Receptor AgonistsReceptors, Adrenergic, beta-3Receptors, Adrenergic, betaMethoxamineNorepinephrineProcaterolAdrenergic beta-2 Receptor AgonistsGABA AgonistsEpinephrineRats, Sprague-DawleyYohimbineReceptors, Adrenergic, beta-2Receptors, Adrenergic, alpha-1DexmedetomidineEthanolaminesQuinoxalinesCyclic AMPNicotinic AgonistsMuscarinic AgonistsPrazosinImidazolesNordefrinPurinergic P2 Receptor AgonistsRats, WistarPropranololCholinergic AgonistsDioxanesHistamine AgonistsPropanolaminesAdrenergic beta-AntagonistsAlbuterolCells, CulturedAdenosine A3 Receptor AgonistsRadioligand AssayReceptors, TachykininSympathomimeticsReceptors, Opioid, deltaGABA-A Receptor AgonistsGuanfacineSerotonin 5-HT2 Receptor AgonistsExcitatory Amino Acid AgonistsReceptors, Opioid, kappaAdenosine A1 Receptor AgonistsCalciumReceptors, Opioid, muCarbacholIdazoxanPhenoxypropanolaminesReceptors, Prostaglandin ECannabinoid Receptor AgonistsSerotonin 5-HT1 Receptor AgonistsNeurokinin AXylazineAdenosineTachykininsReceptors, Purinergic P1Adipose Tissue, BrownDrug InteractionsReceptors, Neurokinin-2Adenosine-5'-(N-ethylcarboxamide)PhenethylaminesReceptor, Cannabinoid, CB2Autonomic AgentsEnkephalin, Ala(2)-MePhe(4)-Gly(5)-Adrenergic beta-1 Receptor AgonistsReceptors, OpioidPiperidinesPertussis ToxinSignal TransductionColforsinMidodrineCannabinoidsLigandsHypnotics and SedativesRats, Inbred StrainsCyclic CMPSympatholyticsAdenylate CyclasePhentolamine