ras Guanine Nucleotide Exchange FactorsSon of Sevenless ProteinsLymphocytesras-GRF1Guanine Nucleotide Exchange Factorsras ProteinsGRB2 Adaptor ProteinAmino Acid MotifsLymphocyte ActivationGenes, rasProto-Oncogene Proteins p21(ras)T-LymphocytesMolecular Sequence DataLymphocyte SubsetsOncogene Protein p21(ras)Amino Acid SequenceLymphocyte CountB-LymphocytesBase SequenceCells, CulturedNucleotide MotifsLymphocyte Culture Test, MixedCell Lineras GTPase-Activating ProteinsProtein BindingSister Chromatid ExchangeBinding SitesLymphocytes, Tumor-InfiltratingDeuterium Exchange MeasurementSpleenSignal TransductionPhytohemagglutininsPulmonary Gas ExchangeT-Lymphocytes, CytotoxicMutationKineticsExchange Transfusion, Whole BloodProtein Structure, TertiaryLymphocyte TransfusionFlow CytometryCD4-Positive T-LymphocytesSequence Homology, Amino AcidConcanavalin ALeukocyte CountCytotoxicity, ImmunologicInterleukin-2Mice, Inbred C57BLDNACD8-Positive T-LymphocytesAntigens, CD3MitogensAntigens, CDRecombinant ProteinsSequence AlignmentT-Lymphocyte SubsetsAntibodies, MonoclonalModels, MolecularMice, Inbred BALB CDNA-Binding ProteinsRecombinant Fusion ProteinsTransfectionLymphocyte DepletionImmunity, CellularTime FactorsProteinsReceptors, Lymphocyte HomingLymph NodesConserved SequenceCell DivisionLymphocyte Function-Associated Antigen-1Lymphocyte CooperationCell MembraneCloning, MolecularRosette FormationTranscription FactorsRNA, MessengerKiller Cells, NaturalThymus GlandLectinsCarrier ProteinsReceptors, Antigen, B-CellAntigens, Differentiation, T-LymphocyteGene Expression RegulationMembrane ProteinsReceptors, Antigen, T-CellInterferon-gammaProto-Oncogene Proteins c-rafMutagenesis, Site-DirectedPhosphorylationGuanosine DiphosphateCytotoxicity Tests, ImmunologicAntigens, SurfaceJurkat CellsGuanosine TriphosphateImmunophenotypingCell SeparationTranscription, GeneticCD4 Lymphocyte CountHydrogenProtein Interaction Domains and Motifs