NeuronsNeurons, AfferentSensory Receptor CellsGanglia, SpinalMotor NeuronsAxonsOlfactory Receptor NeuronsAction PotentialsAplysiaNodose GanglionNerve Tissue ProteinsCells, CulturedNociceptorsCapsaicinTrigeminal GanglionDendritesPatch-Clamp TechniquesElectrophysiologySynapsesTRPV Cation ChannelsSpinal CordRats, Sprague-DawleyOlfactory MucosaGanglia, SensoryGangliaGanglia, InvertebrateAxonal TransportMembrane PotentialsImmunohistochemistryElectric StimulationNerve Growth FactorsNeuritesAxotomyCalcitonin Gene-Related PeptideSynaptic TransmissionAnimals, NewbornNeuropeptidesMechanoreceptorsDopaminergic NeuronsOlfactory BulbSerotoninReceptors, OdorantHippocampusPhysical StimulationVomeronasal OrganSodium ChannelsModels, NeurologicalCalciumgamma-Aminobutyric AcidNerve RegenerationSciatic NerveTime FactorsRats, WistarSubstance PInterneuronsNeural InhibitionReceptor, trkANeurotrophin 3Afferent PathwaysTetrodotoxinBehavior, AnimalMice, Inbred C57BLNerve Growth FactorReceptors, Purinergic P2X3BrainGABAergic NeuronsNeurons, EfferentCerebral CortexNAV1.8 Voltage-Gated Sodium ChannelAnimals, Genetically ModifiedIn Situ HybridizationSmellNeurogliaGreen Fluorescent ProteinsLeechesOlfactory PathwaysExcitatory Postsynaptic PotentialsChick EmbryoPeripheral Nervous SystemNeurofilament ProteinsGanglia, SympatheticSignal TransductionMice, KnockoutTrigeminal NerveTyrosine 3-MonooxygenasePeripheral NervesHyperalgesiaGene Expression Regulation, DevelopmentalPainDopamineCatsMice, TransgenicOdorsTransient Receptor Potential ChannelsMesencephalonPyramidal CellsNervous SystemCell CountNeuronal PlasticityNerve Fibers