Injections, SubcutaneousInjectionsSkinInjections, IntravenousInjections, IntramuscularSkin DiseasesInjections, IntraperitonealSkin NeoplasmsInjections, IntralesionalSkin AgingInjections, Intra-ArticularInjections, IntradermalRats, Sprague-DawleyTime FactorsDisease Models, AnimalInjections, IntraventricularDose-Response Relationship, DrugInjections, EpiduralInjections, SpinalRats, WistarInjections, Intra-ArterialSkin TestsSkin Physiological PhenomenaIntravitreal InjectionsMice, Inbred C57BLMice, Inbred BALB CInjections, JetNeedlesInjections, IntraocularSkin AbsorptionRats, Inbred StrainsRecombinant ProteinsSkin PigmentationRabbitsRandom AllocationLiverMicroinjectionsFlow Injection AnalysisDrug Administration RoutesNeoplasm TransplantationPainTreatment OutcomeTissue DistributionOrgan SizeNadroparinAdministration, CutaneousDrug Administration Schedule1,2-DimethylhydrazineBody WeightPain MeasurementMice, NudeAnimals, NewbornSubstance Abuse, IntravenousImmunohistochemistryMice, Inbred StrainsSpleenSperm Injections, IntracytoplasmicRats, HairlessSkin, ArtificialRNA, MessengerMice, Inbred ICRErythemaDouble-Blind MethodLidocaineInsulin, Long-ActingImmunizationSyringesRats, Inbred LewRats, Inbred F344Neoplasms, ExperimentalNitrosomethylurethaneTransdermal PatchDelayed-Action PreparationsInflammationGenetic TherapyTurpentineCosmetic TechniquesInsulin, Short-ActingImmunoglobulin GEdemaCarcinogensNaloxoneCells, CulturedPregnancyFreund's AdjuvantAntibody FormationDrugs, Chinese HerbalBrainGrowth HormoneBehavior, AnimalAnalysis of VarianceAdjuvants, ImmunologicLymph NodesAnesthetics, LocalOctreotideEstradiolDogsAntibodies, MonoclonalGenetic VectorsDrug Tolerance