CapsaicinHyperalgesiaPain ThresholdNociceptorsSensory System AgentsTRPV Cation ChannelsPain MeasurementPainCarrageenanRats, Sprague-DawleyPhysical StimulationAnalgesicsGanglia, SpinalInjections, SpinalHot TemperatureNeurons, AfferentFreund's AdjuvantSubstance PSpinal CordMustard PlantNeuralgiaCalcitonin Gene-Related PeptideReceptors, DrugNerve Fibers, UnmyelinatedPosterior Horn CellsSensory Receptor CellsAnalgesics, OpioidInjections, IntradermalTouchMorphineDose-Response Relationship, DrugIrritantsBehavior, AnimalReceptors, Neurokinin-1Sciatic NeuropathyDisease Models, AnimalNociceptionPain, ReferredInflammationHyperesthesiaNeurokinin-1 Receptor AntagonistsNerve FibersRats, WistarCoughSciatic NerveAntipruriticsTrigeminal Caudal NucleusEdemaSpinal NervesDrug ToleranceDiterpenesBradykininAnalgesics, Non-NarcoticAfferent PathwaysVisceral PainNeurogenic InflammationFootReflexTachyphylaxisPiperidinesVisceral AfferentsHindlimbAnalgesiaReflex, AbdominalCapsicumFacial PainCyclohexanecarboxylic AcidsPeripheral Nervous System DiseasesReceptors, Neurokinin-2Polyunsaturated AlkamidesRhizotomyRuthenium RedTransient Receptor Potential ChannelsNaloxoneDinoprostoneNeurokinin AFormaldehydeNerve Growth FactorTrigeminal GanglionReceptors, N-Methyl-D-AspartateAdministration, TopicalSkinMedulla OblongataKetamineVisceraNarcotic AntagonistsLidocaineOpioid PeptidesEndocannabinoidsTachykininsNeuronsElectric StimulationReceptor, PAR-2Time FactorsPeripheral Nerve InjuriesReceptors, Opioid, muAntitussive AgentsNociceptive PainDrug InteractionsPain, Postoperative