LymphocytesLymphocyte CountLymphocyte SubsetsLeukocyte CountLymphocyte ActivationCD4 Lymphocyte CountCD4-CD8 RatioT-LymphocytesB-LymphocytesLymphopeniaRosette FormationHIV InfectionsT-Lymphocyte SubsetsFlow CytometryCD4-Positive T-LymphocytesSerum AlbuminKiller Cells, NaturalImmunoglobulinsImmunophenotypingAcquired Immunodeficiency SyndromeNutritional StatusBiological MarkersAnti-HIV AgentsPredictive Value of TestsSensitivity and SpecificityProspective StudiesLymphocyte Culture Test, MixedLymphocytes, Tumor-InfiltratingSpleenPhytohemagglutininsT-Lymphocytes, CytotoxicLymphocyte TransfusionCells, CulturedConcanavalin ACytotoxicity, ImmunologicInterleukin-2CD8-Positive T-LymphocytesAntigens, CD3Lymphocyte DepletionMitogensImmunity, CellularAntigens, CDMice, Inbred C57BLReceptors, Lymphocyte HomingLymph NodesLymphocyte CooperationLymphocyte Function-Associated Antigen-1Antibodies, MonoclonalMice, Inbred BALB CThymus GlandAntigens, Differentiation, T-LymphocyteCytotoxicity Tests, ImmunologicLectinsInterferon-gammaAntigens, SurfaceReceptors, Antigen, B-CellCell SeparationCell LineReceptors, Antigen, T-CellLeukemia, LymphoidImmune Adherence ReactionLymphocytes, NullClone CellsCytokinesLymphoid TissuePalatine TonsilPokeweed MitogensCell DivisionAntigensMolecular Sequence DataMonocytesAntigens, CD45Jurkat CellsEpitopesThoracic DuctAntibody FormationImmunoglobulin MThymidineMice, Inbred StrainsMacrophagesLeukocytes, MononuclearTime FactorsT-Lymphocytes, Helper-InducerImmunoglobulin GMembrane GlycoproteinsAntigens, CD4Receptors, Interleukin-2T-Lymphocytes, RegulatoryCell MovementHistocompatibility AntigensApoptosisCell AdhesionIsoantigensImmune ToleranceLeukocytesImmunologic MemoryAntigens, NeoplasmReceptors, Antigen, T-Cell, gamma-deltaReceptors, Antigen, T-Cell, alpha-betaMice, Knockout