NeuropeptidesReceptors, NeuropeptideFMRFamideSubstance POligopeptidesNeuropeptide YCalcitonin Gene-Related PeptideVasoactive Intestinal PeptidePeptidomimeticsAdamantaneInvertebrate HormonesGalaninTachykininsReceptors, G-Protein-CoupledBrachyuraHypothalamusNeurosecretory SystemsNeurokinin AAmino Acid SequencePituitary Adenylate Cyclase-Activating PolypeptideReceptors, Opioid, muAnalgesics, OpioidMolecular Sequence DataEnkephalin, MethionineCapsaicinDynorphinsPyrrolidonecarboxylic AcidEnkephalin, Ala(2)-MePhe(4)-Gly(5)-G-Protein-Coupled Receptor Kinase 2DipeptidesAgouti-Related ProteinNeurotransmitter AgentsSomatostatinNeurokinin BGastrin-Releasing PeptideMoltingProtein PrecursorsPeptide PHINeurotensinNeurogenic InflammationAplysiaNarcotic AntagonistsSecretogranin IIPro-OpiomelanocortinSpinal CordNeuroimmunomodulationEnkephalinsHypothalamic HormonesOrexin ReceptorsVasotocinReceptors, Neurokinin-1LigandsNeuronsBombesinArthropod ProteinsReceptors, TachykininEndorphinsOxytocinInsect HormonesCorticotropin-Releasing HormoneNeuroblastomaCholecystokininArrestinsReceptors, Neuropeptide YGangliaPituitary HormonesProprotein Convertase 2Enkephalin, LeucineLymnaeaNeurons, AfferentArginineArcuate NucleusVasopressinsDose-Response Relationship, DrugNeprilysinCarboxypeptidase HSecretory VesiclesSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationNeuroendocrine CellsAmidine-LyasesReceptors, Vasoactive Intestinal Polypeptide, Type IReceptors, Vasoactive Intestinal PeptideUrocortinsCyclic AMPbeta-EndorphinReceptors, Neurokinin-2Ganglia, InvertebrateImmunohistochemistryAutonomic PathwaysReceptors, CatecholamineNeurokinin-1 Receptor AntagonistsPeptidesalpha-MSHOpioid PeptidesFeeding BehaviorReceptors, Vasoactive Intestinal Peptide, Type IIAscaris suumCockroachesEatingNerve Tissue Proteins