HemangiomaHemangioma, CavernousHemangioma, CapillaryEndothelial CellsBlood VesselsPulmonary Sclerosing HemangiomaCells, CulturedHemangioma, Cavernous, Central Nervous SystemUmbilical VeinsEndothelium, VascularEndotheliumHuman Umbilical Vein Endothelial CellsGranuloma, PyogenicNeovascularization, PhysiologicNeovascularization, PathologicHemangioendotheliomaVascular Endothelial Growth Factor ARetinal VesselsAntigens, CD31Lymphatic VesselsVascular NeoplasmsCapillariesAortaSkull NeoplasmsCell AdhesionCattleNeoplasms, Vascular TissueCell MovementVascular Endothelial Growth Factor Receptor-2Facial NeoplasmsHemangiosarcomaImmunohistochemistryCoronary VesselsSpinal NeoplasmsRNA, MessengerAngiogenesis InhibitorsSignal TransductionTomography, X-Ray ComputedMicrocirculationEndothelial Growth FactorsNeoplasm Regression, SpontaneousEndothelium, CornealVascular Cell Adhesion Molecule-1Liver NeoplasmsVascular Endothelial Growth FactorsCapillary PermeabilityCell ProliferationPericytesNitric OxideNitric Oxide Synthase Type IIIMuscle, Smooth, VascularIntercellular Adhesion Molecule-1Time FactorsReceptor, TIE-2LymphokinesEpidural NeoplasmsE-SelectinArteriesAngiolymphoid Hyperplasia with EosinophiliaCell DivisionMice, Inbred C57BLMicrovesselsMagnetic Resonance ImagingCell Adhesion MoleculesStress, MechanicalAngiopoietin-1Receptors, Vascular Endothelial Growth FactorCell LineDose-Response Relationship, DrugPulmonary ArteryVascular Endothelial Growth Factor Receptor-1Orbital NeoplasmsAngiomatosisPregnancy Complications, Neoplasticvon Willebrand FactorSturge-Weber SyndromeDisease Models, AnimalFibroblast Growth Factor 2Reverse Transcriptase Polymerase Chain ReactionMuscle NeoplasmsAllantoisApoptosisSwineGene Expression RegulationEndothelium, LymphaticAngiopoietin-2Blotting, WesternTumor Necrosis Factor-alphaNitric Oxide SynthaseSplenic NeoplasmsAngiogenesis Inducing AgentsRabbitsUp-RegulationReceptors, Cell SurfaceFrontal BoneSkin NeoplasmsChoroid NeoplasmsVasodilationLymphatic SystemStem Cells