SkinInjectionsSkin DiseasesSkin AgingSkin NeoplasmsInjections, IntravenousInjections, IntramuscularInjections, SubcutaneousSkin TestsTime FactorsInjections, IntraperitonealSkin Physiological PhenomenaAdministration, OralInjections, IntralesionalInjections, Intra-ArticularSkin AbsorptionSkin PigmentationInjections, IntradermalDouble-Blind MethodDrug Administration ScheduleDose-Response Relationship, DrugRats, Sprague-DawleyHalf-LifeInjections, IntraventricularDisease Models, AnimalArea Under CurveSkin, ArtificialTreatment OutcomeInjections, EpiduralInjections, SpinalRadiation DosageInjections, Intra-ArterialRats, WistarLethal Dose 50Intravitreal InjectionsDose-Response Relationship, RadiationInjections, JetMice, Inbred BALB CLiverBiological AvailabilityDrug InteractionsMice, Inbred C57BLInjections, IntraocularCross-Over StudiesSkin Diseases, BacterialSkin UlcerRabbitsEpidermisRats, Inbred StrainsMetabolic Clearance RateRadiometryRandom AllocationMicroinjectionsDrug CombinationsTissue DistributionAdministration, TopicalInfusions, IntravenousDrug Therapy, CombinationFlow Injection AnalysisAdministration, CutaneousPregnancyMice, Inbred StrainsCells, CulturedNeoplasms, ExperimentalAntibodies, MonoclonalNeedlesChromatography, High Pressure LiquidRadiotherapy DosageBody WeightAnalysis of VarianceRats, Inbred F344DogsMice, Inbred ICRUltraviolet RaysAntineoplastic AgentsCarcinogensKidneyAnesthetics, LocalImmunohistochemistrySpleenSubstance Abuse, IntravenousDermatitisAnti-Inflammatory AgentsErythemaBrainNeoplasm TransplantationSkin AbnormalitiesRNA, MessengerSperm Injections, IntracytoplasmicBlood PressurePain MeasurementRecombinant ProteinsMice, HairlessDose FractionationLungMice, Inbred C3HProspective StudiesPlacebosDrug ToleranceSyringes