Receptor, Cannabinoid, CB1Receptor, Cannabinoid, CB2Receptors, CannabinoidCannabinoidsCannabinoid Receptor ModulatorsPyrazolesCannabinoid Receptor AgonistsDronabinolEndocannabinoidsPiperidinesCyclohexanolsBenzoxazinesPolyunsaturated AlkamidesCannabinoid Receptor AntagonistsNaphthalenesReceptors, DrugArachidonic AcidsMorpholinesGlyceridesBornanesCannabidiolDrug Inverse AgonismAmidohydrolasesCannabinolMonoacylglycerol LipasesCannabisAnalgesicsDose-Response Relationship, DrugRats, Sprague-DawleyHallucinogensCroton OilCarbamatesBehavior, AnimalTRPV Cation ChannelsSelf AdministrationGuanosine 5'-O-(3-Thiotriphosphate)PyransRats, WistarIndolesAnalgesics, Non-NarcoticCapsaicinCatalepsyMice, Inbred C57BLLigandsConditioning, OperantMice, KnockoutAnisolesMice, Inbred ICRNeuronsBrainHyperalgesiaReceptors, Opioid, muHeroinHypothermiaPeriaqueductal GrayRadioligand AssayDrug ToleranceInjections, IntraperitonealPsychotropic DrugsPainHippocampusSynaptic TransmissionMotor ActivityAlkanesulfonatesCorpus StriatumGastrointestinal MotilityEthanolaminesCalcium Channel BlockersDrug InteractionsCHO CellsPyrrolidinonesSubstance Withdrawal SyndromeSignal TransductionReinforcement (Psychology)Disease Models, AnimalNucleus AccumbensPalmitic AcidsEnkephalin, Ala(2)-MePhe(4)-Gly(5)-CocaineRewardEatingReceptors, PresynapticNeuralgiaAdenosine A2 Receptor AntagonistsPain MeasurementReceptor, Adenosine A2APain ThresholdAmygdalagamma-Aminobutyric AcidInhibitory Postsynaptic PotentialsMorphineCricetinaeTime FactorsElectric StimulationAnalysis of VarianceFeeding BehaviorReceptors, G-Protein-CoupledBenzamidesReinforcement ScheduleCricetulus