CapsaicinSensitivity and SpecificitySensory System AgentsTRPV Cation ChannelsNeurons, AfferentNociceptorsReceptors, DrugSubstance PCalcitonin Gene-Related PeptideCoughIrritantsDose-Response Relationship, DrugAntipruriticsRats, Sprague-DawleyCapsicumNerve Fibers, UnmyelinatedContrast SensitivityDiterpenesPainReflexNerve FibersGanglia, SpinalHyperalgesiaNeurokinin AInjections, IntradermalRuthenium RedMustard PlantAfferent PathwaysReproducibility of ResultsTachykininsTime FactorsVagus NerveAntitussive AgentsPhysical StimulationMultiple Chemical SensitivitySensory Receptor CellsSensory ThresholdsHot TemperatureMentholAdministration, TopicalPolyunsaturated AlkamidesPain ThresholdPain MeasurementNeurogenic InflammationReceptors, Neurokinin-2TachyphylaxisTongueBradykininRats, WistarGuinea PigsCalciumPredictive Value of TestsAnalgesicsElectric StimulationNeurokinin-1 Receptor AntagonistsDenervationTrigeminal GanglionMucunaInsulin ResistanceROC CurveMutationNeuronsReceptors, TachykininReceptors, Neurokinin-1VagotomySkinEndocannabinoidsTasteSensationPiperidinesTrigeminal Caudal NucleusPruritus AniMolecular Sequence DataNodose GanglionElectrophysiologyCells, CulturedTrigeminal NerveIsoindolesPatch-Clamp TechniquesInsulinHistamineAnimals, NewbornMembrane PotentialsReagent Kits, DiagnosticCell LineQuinuclidinesTransient Receptor Potential ChannelsPolymerase Chain ReactionRhizotomyMuscle Contraction