Cell CommunicationCell AdhesionLeukocytesCoculture TechniquesCell Adhesion MoleculesCells, CulturedP-SelectinT-LymphocytesLymphocyte CooperationEndothelium, VascularVenulesLeukocyte RollingIntercellular Adhesion Molecule-1Cell MovementPerissodactylaEndothelial CellsMice, Inbred C57BLVascular Cell Adhesion Molecule-1Lymphocyte ActivationCell LineB-LymphocytesMicrocirculationAntigens, CDEpithelial CellsMicroscopy, VideoStromal CellsAntibodies, MonoclonalCell DifferentiationCell AggregationDendritic CellsFibronectinsIntegrinsSignal TransductionMice, Inbred BALB CMice, Inbred StrainsE-SelectinMesenteric VeinsAntigen-Presenting CellsAntibody FormationKiller Cells, NaturalHost-Pathogen InteractionsTrinitrobenzenesPipecolic AcidsHemocyaninExtracellular MatrixAntigens, SurfaceAntigens, CD18CD4-Positive T-LymphocytesEndotheliumMembrane GlycoproteinsSpleenMolecular Sequence DataMonocytesFlow CytometryMice, KnockoutCell DivisionMicroscopy, Electron, ScanningCytotoxicity, ImmunologicNeutrophilsIntercellular JunctionsMembrane ProteinsMacrophagesCytokinesSertoli CellsLymphocyte Function-Associated Antigen-1Schwann CellsFluorescent Antibody TechniqueRNA, MessengerParacrine CommunicationLymphocytesThymus GlandChemotaxis, LeukocyteCell Line, TumorHaptensSelectinsReceptors, Leukocyte-AdhesionMicroscopy, FluorescenceLamininMicroscopy, ConfocalIntegrin alpha4ImmunohistochemistryMorphogenesisEmbryonic InductionClone CellsMice, TransgenicThoracic DuctMesodermCD30 LigandAntigensAmino Acid SequenceModels, BiologicalSplanchnic CirculationTumor Cells, CulturedUmbilical VeinsFibroblastsTissue TransplantationL-SelectinImmunoglobulinsReceptors, ImmunologicReceptors, Lymphocyte Homing