Infusion Pumps, ImplantableInfusion PumpsDrug ToleranceInfusions, ParenteralNitroglycerinAdministration, OralDose-Response Relationship, DrugDrug Administration ScheduleRats, Sprague-DawleyInfusions, IntravenousTime FactorsRats, WistarTreatment OutcomeInjections, IntravenousUnited States Food and Drug AdministrationDrug Administration RoutesAbnormalities, MultipleDisease Models, AnimalChromosome AberrationsAdministration, IntranasalMice, Inbred C57BLBrainInjections, IntraperitonealLiverInjections, SubcutaneousPregnancyMagnetic Resonance ImagingCongenital AbnormalitiesChromosome DisordersAdministration, RectalBiological AvailabilityKaryotypingEye AbnormalitiesInjections, IntramuscularAdministration, TopicalHalf-LifeDogsKidneyDrug InteractionsArea Under CurveMice, KnockoutAdministration, IntravenousBlood PressureInjections, IntraventricularAnalysis of VarianceMice, Inbred BALB CRats, Inbred StrainsTissue DistributionBody WeightBehavior, AnimalDouble-Blind MethodRNA, MessengerAdministration, CutaneousOrgan SizeProspective StudiesLungPhenotypeCross-Over StudiesRandom AllocationSyndromeMice, TransgenicCardiovascular AbnormalitiesRetrospective StudiesInfant, NewbornAdministration, InhalationImmunohistochemistryAdministration, SublingualMutationElectrocardiographyCraniofacial AbnormalitiesRecombinant ProteinsHemodynamicsMotor ActivityHeart RateCells, CulturedBlood GlucoseInjectionsMice, Inbred ICRMice, Inbred StrainsRabbitsPlant ExtractsMorphineReference ValuesSkin AbnormalitiesChromatography, High Pressure LiquidAntineoplastic AgentsMetabolic Clearance RateInjections, SpinalAnimals, NewbornUrogenital AbnormalitiesEthanolTrisomyRats, Inbred F344In Situ Hybridization, FluorescenceInsulinAcute DiseaseFollow-Up StudiesMusculoskeletal AbnormalitiesHeartSpleen