Lymphocyte CountLymphocytesLeukocyte CountLymphocytosisLeukemia, Lymphocytic, Chronic, B-CellLymphopeniaPrognosisRetrospective StudiesCD4 Lymphocyte CountLymphocyte SubsetsTreatment OutcomeHIV InfectionsLymphocyte ActivationB-LymphocytesFlow CytometryTime FactorsHIV SeropositivityT-LymphocytesCD4-Positive T-LymphocytesAcquired Immunodeficiency SyndromeAnti-HIV AgentsHIV-1HIV SeronegativityBlood Cell CountPlatelet CountViral LoadAIDS-Related Opportunistic InfectionsCD4-CD8 RatioCell CountCD8-Positive T-LymphocytesSpleenPhytohemagglutininsAntiretroviral Therapy, Highly ActiveLymphocyte Culture Test, MixedT-Lymphocyte SubsetsImmunity, CellularImmunophenotypingHIV SeroprevalenceProspective StudiesCells, CulturedInterleukin-2Lymphocytes, Tumor-InfiltratingAntigens, CD3Erythrocyte CountAntibodies, MonoclonalZidovudineAntigens, CDT-Lymphocytes, CytotoxicLeukemia, LymphoidCohort StudiesLymphocyte DepletionAnti-Retroviral AgentsImmunoglobulinsRosette FormationKiller Cells, NaturalLymphocyte TransfusionRisk FactorsHIV Protease InhibitorsBiological MarkersHIV Core Protein p24Concanavalin ACytotoxicity, ImmunologicLymph NodesNeutrophilsRNA, ViralHematologic TestsThymus GlandReceptors, Antigen, B-CellImmune Adherence ReactionAntigens, CD45Disease ProgressionDermatitis HerpetiformisLeukocytesInterferon-gammaLectinsLeukocytes, MononuclearAIDS-Related ComplexCytokinesPredictive Value of TestsHypersensitivity, DelayedFollow-Up StudiesMice, Inbred C57BL