Receptors, CannabinoidReceptor, Cannabinoid, CB1Receptor, Cannabinoid, CB2Cannabinoid Receptor AgonistsCannabinoidsCannabinoid Receptor ModulatorsCannabinoid Receptor AntagonistsEndocannabinoidsCyclohexanolsBenzoxazinesDronabinolPolyunsaturated AlkamidesPyrazolesNaphthalenesReceptors, DrugPiperidinesArachidonic AcidsMorpholinesGlyceridesBornanesCannabidiolAmidohydrolasesMonoacylglycerol LipasesAnalgesicsCannabinolCannabisDose-Response Relationship, DrugRats, Sprague-DawleyCarbamatesLigandsDrug Inverse AgonismCalcium Channel BlockersIndolesGuanosine 5'-O-(3-Thiotriphosphate)Mice, KnockoutMice, Inbred C57BLRats, WistarMarijuana AbuseTRPV Cation ChannelsBenzodioxolesHallucinogensSignal TransductionBrainNeuronsCHO CellsEthanolaminesBehavior, AnimalHippocampusSynaptic TransmissionResorcinolsRadioligand AssayCyclohexanesDrug ToleranceMice, Inbred ICRCapsaicinPainHyperalgesiaDrug InteractionsMarijuana SmokingCricetinaePresynaptic TerminalsPertussis ToxinCerebellumPsychotropic DrugsPalmitic AcidsPhenylmethylsulfonyl FluorideAnalgesics, Non-NarcoticBinding, CompetitiveReceptors, Opioid, muReceptors, G-Protein-CoupledDesigner DrugsDisease Models, Animalgamma-Aminobutyric AcidSelf AdministrationExcitatory Postsynaptic PotentialsSubstance Withdrawal SyndromeNeural InhibitionGTP-Binding Protein alpha Subunits, Gi-GoMedical MarijuanaCells, CulturedPeriaqueductal GrayMotor ActivityAnisolesPatch-Clamp TechniquesRNA, MessengerPain MeasurementCyclic AMPCricetulusNeuralgiaTime FactorsColforsinLimbic SystemGlutamic AcidBenzofuransHeroinArrestinsCorpus StriatumTritiumGastrointestinal MotilityGABAergic Neurons