MicrospheresPolyglycolic AcidParticle SizeDelayed-Action PreparationsDrug CarriersDrug CompoundingPolymersLactic AcidChitosanMicroscopy, Electron, ScanningChemistry, PharmaceuticalDrug Delivery SystemsHolmiumGelatinTechnology, PharmaceuticalRegional Blood FlowPolystyrenesHexuronic AcidsGlucuronic AcidBiocompatible MaterialsPolyvinyl AlcoholCapsulesAlginatesYttrium RadioisotopesDogsCoronary CirculationScandiumSurface PropertiesExcipientsPolymethacrylic AcidsPorosityCerium RadioisotopesEmulsionsTechnetium Tc 99m Aggregated AlbuminAbsorbable ImplantsRadioisotopesPolyglactin 910Time FactorsStrontium RadioisotopesSolubilityAcrylic ResinsArteriolesHemodynamicsArteriovenous AnastomosisIridoid GlycosidesRabbitsPolyestersBlood Flow VelocitySuspensionsHydrogelGlassMagneticsEmbolization, TherapeuticHepatic ArterySwineBiodegradation, EnvironmentalAcrylatesSerum Albumin, BovineDiffusionCollateral CirculationBlood PressureInjectionsMicrocirculationPulmonary CirculationVascular ResistancePolyethylene GlycolsInjections, Intra-ArterialHydrogelsMicroscopy, ElectronRats, Sprague-DawleySpectroscopy, Fourier Transform InfraredEquipment DesignTin RadioisotopesMethylcelluloseDextransFluorescent DyesOilsTablets, Enteric-CoatedCardiac OutputDurapatitePancreatinCoronary VesselsMaterials TestingDisease Models, AnimalGlycolatesNanospheresPharmaceutical VehiclesChemoembolization, TherapeuticNanoparticlesCerebrovascular CirculationStaphylococcal ToxoidBlood CirculationCerium IsotopesLiver Neoplasms