Immunological SynapsesSynapsesReceptors, Antigen, T-CellAntigen-Presenting CellsCell CommunicationT-LymphocytesMicrotubule-Organizing CenterJurkat CellsLymphocyte ActivationMembrane MicrodomainsLymphocyte Function-Associated Antigen-1Signal TransductionNonmuscle Myosin Type IIAZAP-70 Protein-Tyrosine KinaseLymphocyte Specific Protein Tyrosine Kinase p56(lck)Immunologic CappingAntigens, CD3Models, ImmunologicalWiskott-Aldrich Syndrome ProteinMice, TransgenicCell PolarityAntigens, CD28Protein TransportSynaptic TransmissionActinsProto-Oncogene Proteins c-vavMicroscopy, ConfocalExcitatory Postsynaptic PotentialsAntigens, CD2Wiskott-Aldrich SyndromeAntigen PresentationIntercellular JunctionsPresynaptic TerminalsElectrical SynapsesNeuronal PlasticityCytoskeletonCells, CulturedSecretory VesiclesCD4-Positive T-LymphocytesNeuronsMyelin and Lymphocyte-Associated Proteolipid ProteinsProtein Kinase CMice, Inbred C57BLHippocampusMice, KnockoutAdaptor Proteins, Signal TransducingT-Lymphocytes, CytotoxicReceptor AggregationKv1.3 Potassium ChannelSynaptic Vesiclescdc42 GTP-Binding ProteinKiller Cells, NaturalCoculture TechniquesDendritesMembrane ProteinsGreen Fluorescent ProteinsReceptors, AMPACalcium SignalingAntigensIsoenzymesReceptor-CD3 Complex, Antigen, T-CellAntigens, CD43T-Lymphocyte SubsetsDendritic SpinesAntigens, CDCytotoxicity, ImmunologicLong-Term PotentiationImmune SystemCell MembraneAntigens, CD58Antigens, CD11aExocytosisIntercellular Adhesion Molecule-1Cytoplasmic GranulesMicroscopy, FluorescenceElectric StimulationPatch-Clamp TechniquesReceptors, N-Methyl-D-AspartateProtein BindingNeural InhibitionCalciumMicroscopy, Electron, TransmissionNeuromuscular JunctionClonal AnergyCell LineLuminescent ProteinsPhosphorylationNeurotransmitter Agentsrac1 GTP-Binding Proteinbeta-CyclodextrinsTalinCyclodextrinsDendritic CellsWiskott-Aldrich Syndrome Protein FamilyB-LymphocytesGlutamic AcidHistocompatibility Antigens Class IIAntigens, Differentiation, T-LymphocyteSynaptic MembranesCytoskeletal Proteins