Leukocytes, MononuclearGenetic MarkersBiological MarkersMonocytesCells, CulturedTumor Markers, BiologicalT-LymphocytesLymphocyte ActivationLymphocytesPhytohemagglutininsCytokinesFlow CytometryInterferon-gammaRNA, MessengerAntigens, CDPolymerase Chain ReactionHIV-1Tumor Necrosis Factor-alphaMolecular Sequence DataTime FactorsInterleukin-2Cell SeparationEnzyme-Linked Immunosorbent AssayInterleukin-10ImmunohistochemistryReverse Transcriptase Polymerase Chain ReactionCD4-Positive T-LymphocytesAntibodies, MonoclonalCell DifferentiationBase SequencePhenotypeMacrophagesInterleukin-6Microsatellite RepeatsLeukocyte CountB-LymphocytesCase-Control StudiesCell LineImmunophenotypingFetal BloodGene ExpressionCytotoxicity, ImmunologicInterleukin-4Bone Marrow CellsCell DivisionKiller Cells, NaturalPokeweed MitogensHIV InfectionsLeukocytesConcanavalin AAntigens, CD14Interleukin-1Chromosome MappingInflammationImmunity, CellularLipopolysaccharidesGene Expression RegulationGene Expression ProfilingImmunoglobulin GGenotypeCell ProliferationVirus ReplicationBlood CellsAntigens, SurfaceAntigens, CD3CD8-Positive T-LymphocytesHLA-DR AntigensDNA PrimersDNA, ViralGenetic LinkageMembrane GlycoproteinsRecombinant ProteinsUp-RegulationDisease Models, AnimalArthritis, RheumatoidMice, Inbred C57BLMitogensSensitivity and SpecificityLymphocyte SubsetsHematopoietic Stem CellsCoculture TechniquesStem CellsApoptosisT-Lymphocyte SubsetsBone Marrow TransplantationNeutrophilsSynovial FluidInterleukin-12Dose-Response Relationship, DrugFluorescent Antibody TechniqueAntigens, Differentiation, T-LymphocytePrognosisAmino Acid SequenceBone MarrowProvirusesReceptors, Interleukin-2Antigens, NeoplasmAllelesAntigens, CD34Immunoenzyme Techniques