Wakefulness-Promoting AgentsReceptors, Adrenergic, alpha-2Adrenergic alpha-AgonistsAdrenergic alpha-2 Receptor AgonistsReceptors, Adrenergic, alpha-1Receptors, Adrenergic, beta-3Adrenergic alpha-AntagonistsReceptors, Adrenergic, alphaYohimbineAdrenergic alpha-1 Receptor AgonistsReceptors, Adrenergic, beta-2ClonidineAdrenergic alpha-1 Receptor AntagonistsPurinergic P1 Receptor AgonistsAdrenergic beta-AgonistsPrazosinSerotonin Receptor AgonistsAdrenergic beta-2 Receptor AgonistsAdrenergic alpha-2 Receptor AntagonistsDopamine AgonistsAdrenergic beta-1 Receptor AntagonistsReceptors, Adrenergic, beta-1Dose-Response Relationship, DrugReceptors, Adrenergic, betaSerotonin 5-HT1 Receptor AgonistsAdrenergic beta-1 Receptor AgonistsPhenylephrineSerotonin 5-HT2 Receptor AgonistsOxathiinsAdenosine A1 Receptor AgonistsNorepinephrineRats, Sprague-DawleyFenoterolRitodrineAdrenergic AntagonistsAdrenergic AgonistsPropanolaminesDexmedetomidineAdrenergic beta-AntagonistsGABA AgonistsEpinephrineGABA-A Receptor AgonistsAdenosine A2 Receptor AgonistsRats, WistarGABA-B Receptor AgonistsCannabinoid Receptor AgonistsSerotonin 5-HT4 Receptor AgonistsRadioligand AssayAlbuterolIdazoxanIsoproterenolPurinergic P2 Receptor AgonistsQuinoxalinesDoxazosinPropranololSignal Transductionalpha 1-AntitrypsinReceptors, AdrenergicReceptors, Opioid, kappaAdenosine A3 Receptor AgonistsCyclic AMPHistamine AgonistsAtenololAdenosineMuscarinic AgonistsCells, CulturedEthanolaminesNicotinic AgonistsReceptors, Opioid, muSerotonin AntagonistsPhenethylaminesCatecholaminesReceptors, Dopamine D22,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepinePhentolamineAdrenergic beta-3 Receptor AgonistsBlood PressurePertussis ToxinAdenylate CyclaseHypoxia-Inducible Factor 1, alpha SubunitCyclic AMP-Dependent Protein KinasesReceptors, Opioid, deltaQuinpiroleBaclofenReceptors, Purinergic P1Excitatory Amino Acid AgonistsReceptors, Dopamine D1RNA, MessengerBenzazepines8-Hydroxy-2-(di-n-propylamino)tetralinDisease Models, AnimalPiperidinesHeart RateEnkephalin, Ala(2)-MePhe(4)-Gly(5)-Receptor, Adenosine A2ACannabinoidsalpha7 Nicotinic Acetylcholine ReceptorReceptors, OpioidMuscimolVasoconstriction