CapillariesElectrophoresis, CapillaryCapillary ActionCapillary PermeabilityHemangioma, CapillaryCapillary ResistanceCapillary ElectrochromatographyCapillary Leak SyndromeCapillary FragilityMicrocirculationRetinal VesselsNeovascularization, PhysiologicCapillary TubingEndothelium, VascularCorrosion CastingKidney GlomerulusNailsMicroscopic AngioscopyPericytesPulmonary CirculationPulmonary Wedge PressureRegional Blood FlowChromatography, GasBasement MembraneMicroscopy, ElectronEndotheliumEndothelial CellsArteriolesVenulesVascular Endothelial Growth Factor AElectrophoresis, MicrochipMicroscopy, VideoBlood-Brain BarrierIschemiaGlycocalyxBlood Flow VelocityMuscle, SkeletalTime FactorsGranuloma, PyogenicReproducibility of ResultsHemodynamicsLungNeovascularization, PathologicBlood Specimen CollectionRats, Sprague-DawleyVeinsOxygenHematocritDiabetic RetinopathyMicroscopy, Electron, ScanningBlood VesselsPerfusionBlood-Air BarrierLimit of DetectionImmunohistochemistrySkinRats, WistarMicrovesselsMesenteryBlood PressureCells, CulturedPulmonary Diffusing CapacityDisease Models, AnimalPulmonary EdemaCattleBrainPulmonary AlveoliErythrocytesKidneyGlomerulonephritisLasersVascular ResistanceSensitivity and SpecificityVascular Endothelial Growth FactorsEndothelial Growth FactorsLymphatic SystemBoratesAngiogenesis Inducing AgentsDogsCerebrovascular CirculationMicrofluidicsBlood VolumeMice, Inbred C57BLOxygen ConsumptionAntigens, CD31Gas Chromatography-Mass SpectrometryRabbitsFovea CentralisModels, CardiovascularLymphokinesFluorescein AngiographyPressureRats, Inbred StrainsBuffersCoronary VesselsComplement C4bSerum Albumin, Radio-IodinatedArteriovenous Anastomosis