Orexin ReceptorsCell NucleusReceptors, NeuropeptideNeuropeptidesBenzoxazolesIntracellular Signaling Peptides and ProteinsNucleus AccumbensReceptors, G-Protein-CoupledNarcolepsyHypothalamusThalamic NucleiSolitary NucleusRaphe NucleiNeuronsCataplexySeptal NucleiArcuate NucleusCochlear NucleusWakefulnessParaventricular Hypothalamic NucleusCerebellar NucleiActive Transport, Cell NucleusCaudate NucleusHypothalamic HormonesSuprachiasmatic NucleusRats, Sprague-DawleyRed NucleusTrigeminal NucleiSubthalamic NucleusSupraoptic NucleusNeural PathwaysPituitary HormonesSleepProto-Oncogene Proteins c-fosMicroinjectionsCytoplasmArousalUreaBrain StemBasal Nucleus of MeynertMedulla OblongataPonsLocus CoeruleusNeurotransmitter AgentsOlivary NucleusMidline Thalamic NucleiImmunohistochemistryFornix, BrainBehavior, AnimalTrigeminal Nucleus, SpinalDorsomedial Hypothalamic NucleusVentral Thalamic NucleiBrainAppetite RegulationNeuropeptide YCarrier ProteinsMotor ActivityCircadian RhythmIntralaminar Thalamic NucleiNuclear ProteinsGreen Fluorescent ProteinsMicrodialysisTegmentum MesencephaliAction PotentialsAnterior Thalamic NucleiMelaninsInjections, IntraventricularThalamusSleep, REMVentromedial Hypothalamic NucleusRats, WistarVestibular Nucleus, LateralMolecular Sequence DataVentral Tegmental AreaRNA, MessengerMice, Inbred C57BLSympathomimeticsMice, TransgenicNeural InhibitionSynaptic TransmissionCell Nucleus ShapeElectroencephalographyTime FactorsStilbamidinesDrug-Seeking BehaviorNuclear EnvelopeEfferent PathwaysElectromyographyPituitary Gland, IntermediateSubstantia InnominataPatch-Clamp TechniquesAnalysis of VarianceRewardPedunculopontine Tegmental NucleusEatingGeniculate BodiesFeeding BehaviorDynorphinsElectric StimulationCell Line