Viral LoadHIV InfectionsPlasmaHIV-1CD4 Lymphocyte CountAnti-HIV AgentsRNA, ViralViremiaAntiretroviral Therapy, Highly ActiveSimian Acquired Immunodeficiency SyndromeSimian immunodeficiency virusAnti-Retroviral AgentsVirus SheddingMacaca mulattaHIV-2CD4-Positive T-LymphocytesDNA, ViralHIVAcquired Immunodeficiency SyndromeCD8-Positive T-LymphocytesHIV SeropositivityCohort StudiesDisease ProgressionInfectious Disease Transmission, VerticalVirus ReplicationDrug Resistance, ViralSenegalHIV Protease InhibitorsGene Products, gagCD4-CD8 RatioTime FactorsProspective StudiesTreatment OutcomeGenotypeRitonavirPolymerase Chain ReactionNevirapineDrug Therapy, CombinationHIV Core Protein p24SemenPregnancy Complications, InfectiousLeukocytes, MononuclearHIV AntibodiesAIDS VaccinesProvirusesAntibodies, ViralAntiviral AgentsKenyaMolecular Sequence DataBiological MarkersBranched DNA Signal Amplification AssayVaginaGenetic LoadLongitudinal StudiesMacaca fascicularisPlasma CellsHepacivirusRisk FactorsReagent Kits, DiagnosticCoinfectionHepatitis C, ChronicPregnancyFlow CytometryCross-Sectional StudiesSequence Analysis, DNAMutationInterferon-gammaFollow-Up StudiesT-Lymphocytes, CytotoxicCytomegalovirus InfectionsT-LymphocytesDrug MonitoringHepatitis CHIV Long-Term SurvivorsPapillomavirus InfectionsSouth AfricaLymphocyte ActivationBacterial LoadHepatitis B virusSpecimen HandlingReverse Transcriptase InhibitorsEpstein-Barr Virus InfectionsCytomegalovirusHepatitis B, ChronicTreatment FailurePolyomavirus InfectionsCell MembraneRibavirinInterferon-alphaOrganophosphonatesUgandaVirologyPlasma GasesReverse Transcriptase Polymerase Chain ReactionWeight-BearingBenzoxazinesLamivudineBK VirusDesiccationReal-Time Polymerase Chain Reaction