Motor ActivityRats, WistarLocomotionBehavior, AnimalCircadian RhythmExploratory BehaviorHyperkinesisCocaineStereotyped BehaviorMethamphetamineAmphetamineDose-Response Relationship, DrugCentral Nervous System StimulantsBody TemperatureDopamineNucleus AccumbensRats, Sprague-DawleyDopamine Uptake InhibitorsMaze LearningActivity CyclesSwimmingTelemetryHaloperidolLampreysAnti-Anxiety AgentsSuprachiasmatic NucleusEatingDisease Models, AnimalBrainDopamine AntagonistsAnalysis of VarianceStartle ReactionSelf AdministrationBody WeightDopamine AgonistsInjections, IntraventricularCorpus StriatumMice, Inbred C57BLMethylphenidateReceptors, Dopamine D2EthanolApomorphineDextroamphetamineTime FactorsAvoidance LearningAnxietyConditioning, OperantDarknessHallucinogensBiogenic MonoaminesDrug InteractionsSerotonin AntagonistsPeriod Circadian ProteinsFeeding BehaviorSerotonin 5-HT2 Receptor AgonistsPhotoperiodMice, KnockoutInjections, IntraperitonealCheirogaleidaeNeuropeptidesBrain ChemistryMicrodialysisInfusions, IntraventricularCatalepsyZimeldineNicotineBenztropineDiazepamSerotoninBiological ClocksReceptor, Serotonin, 5-HT2C3,4-Dihydroxyphenylacetic AcidDopamine Plasma Membrane Transport ProteinsN-Methyl-3,4-methylenedioxyamphetamineAldrinMorphinePeriodicityConditioning (Psychology)Rats, Long-EvansReceptor, Serotonin, 5-HT2ADrug ToleranceStereotypic Movement DisorderAnimals, NewbornSerotonin Receptor AgonistsMethyltyrosinesCorticosteroneCentral Nervous System DepressantsReceptors, Dopamine D3MethoxydimethyltryptaminesMice, Inbred ICRRotarod Performance TestQuinpiroleDopamine AgentsReceptors, DopamineSensory GatingSpinal CordHabituation, PsychophysiologicPetromyzonSerotonin AgentsSpatial Behavior