Treatment OutcomeRetrospective StudiesPostoperative ComplicationsInjectionsTime FactorsFollow-Up StudiesProspective StudiesInjections, IntramuscularInjections, IntravenousInjections, IntralesionalInjections, SubcutaneousInjections, Intra-ArticularJaagsiekte sheep retrovirusInjections, IntradermalInjections, EpiduralInjections, IntraventricularInjections, Intra-ArterialIntravitreal InjectionsInjections, SpinalInjections, JetInjections, IntraocularRats, Sprague-DawleyFlow Injection AnalysisMicroinjectionsDisease Models, AnimalSubstance Abuse, IntravenousSperm Injections, IntracytoplasmicSyringesDose-Response Relationship, DrugMice, Inbred C57BLNeedlesRats, WistarAnesthetics, LocalVitreous BodyTriamcinolone AcetonideRabbitsTriamcinoloneTissue DistributionMice, Inbred BALB CNeuromuscular AgentsBotulinum Toxins, Type ARats, Inbred StrainsLidocaineWater WellsGenetic TherapyPain MeasurementNeedle SharingPainGenetic VectorsBrainContrast MediaNeoplasm TransplantationDrug Administration RoutesGene Transfer TechniquesPregnancySpleenBehavior, AnimalRandom AllocationAnti-Dyskinesia AgentsImmunohistochemistryMice, Inbred StrainsMice, NudeRadiopharmaceuticalsNeuronsDogsRNA, MessengerOocytesDrug UsersMice, Inbred ICRLipopolysaccharidesNeuropeptide YDisposable EquipmentAdenoviridaeAnimals, NewbornFreund's AdjuvantHyperalgesiaAnti-Inflammatory AgentsViscosupplementsAntibodies, MonoclonalSheepGlucocorticoidsNeoplasms, ExperimentalRecombinant ProteinsRats, Inbred LewAnalysis of VarianceProgesteroneNeedle-Exchange ProgramsLuteinizing HormoneBody TemperatureNerve BlockKidneyFertilization in VitroAutoradiographySclerosing SolutionsEstradiolSkinSpinal CordMice, KnockoutBlood PressureMetabolic Clearance Rate