X-Ray DiffractionAstigmatismGibraltarAmblyopiaSpectrometry, GammaIce CoverWater MovementsRana catesbeianaAtlantic OceanMyosinsScleraBlood CirculationClimateLens, CrystallineVisual AcuityExtracorporeal CirculationStress, MechanicalPulmonary CirculationMuscle Fibers, SkeletalMuscle ContractionActinsMyocardial ContractionTime FactorsTemperatureCollateral CirculationEnterohepatic CirculationCoronary CirculationCerebrovascular CirculationPlacental CirculationSplanchnic CirculationBlood Circulation TimeLiver CirculationRegional Blood FlowBlood Flow VelocityVascular ResistanceHemodynamicsBlood PressureCross CirculationAssisted CirculationDogsHeart ArrestRenal CirculationCardiopulmonary ResuscitationPulmonary ArteryPregnancyLiverPlacentaMaternal-Fetal ExchangeMetabolic Clearance RateVasodilationTissue DistributionLaser-Doppler FlowmetryInjections, IntravenousVertebrobasilar InsufficiencyVeinsVasoconstrictionMicrocirculationFontan ProcedureFetusArteriesHalf-LifeCerebral ArteriesCardiac OutputPerfusionVasodilator AgentsPortal SystemLungOxygenBronchial ArteriesSheepNitric OxideRabbitsSwineRats, Sprague-DawleyCerebral AngiographyCoronary VesselsDisease Models, AnimalPolyethylene GlycolsBlood VesselsEndothelium, VascularPulsatile FlowRetinal ArteryErythrocytesVertebral ArteryModels, CardiovascularBileHeart RateBasilar ArteryAnoxiaCarbon DioxideBlood VolumeDrug CarriersParabiosisLiposomesBile Acids and SaltsTreatment OutcomeRetinal VesselsHypertension, PulmonaryRats, WistarMice, Inbred C57BL