CocaineLigandsDistamycinsNetropsinBisbenzimidazoleCocaine-Related DisordersIntercalating AgentsProtein BindingBinding SitesDopamine Uptake InhibitorsNaphthyridinesCrack CocaineMolecular Sequence DataModels, MolecularSelf AdministrationAmino Acid SequenceDNAProtein Structure, TertiaryNucleic Acid ConformationProtein ConformationBase SequenceKineticsMutagenesis, Site-DirectedZincConditioning, OperantEscherichia coliCD40 LigandRecombinant ProteinsNucleus AccumbensProteinsReinforcement (Psychology)Fas Ligand ProteinBehavior, AddictiveDose-Response Relationship, DrugDrug-Seeking BehaviorBehavior, AnimalReinforcement ScheduleRats, Sprague-DawleyExtinction, PsychologicalMotor ActivityDopamine Plasma Membrane Transport ProteinsDopamineNarcoticsHeroinBenztropineSubstance Withdrawal SyndromeRewardDopamine AntagonistsButyrylcholinesteraseSubstance Abuse DetectionRANK LigandStreet DrugsReceptors, Dopamine D2Substance-Related DisordersDopamine AgonistsMembrane GlycoproteinsHeroin DependenceTime FactorsVentral Tegmental AreaCorpus StriatumSignal TransductionRats, Long-EvansSaimiriConditioning (Psychology)CuesMicrodialysisCD30 LigandTNF-Related Apoptosis-Inducing LigandReceptors, Dopamine D3Drug InteractionsMice, Inbred C57BLAnalysis of VarianceReceptors, sigmaPrenatal Exposure Delayed EffectsBrainBinding, CompetitiveOX40 LigandMacaca mulattaCell LineRadioligand AssayCells, CulturedMethamphetamineMethadoneBenzazepinesInjections, IntravenousDextroamphetamineQuinpiroleOpioid-Related DisordersAmphetamineCrystallography, X-RayCarrier ProteinsTropanesReceptors, Opioid, kappaStructure-Activity RelationshipDiscrimination LearningCarboxylic Ester HydrolasesMice, KnockoutGas Chromatography-Mass SpectrometryMotivationMolecular Structure