HTLV-I InfectionsHuman T-lymphotropic virus 1LymphocytesHTLV-I AntibodiesHTLV-II InfectionsHuman T-lymphotropic virus 2Paraparesis, Tropical SpasticGene Products, taxCytokinesDeltaretrovirus AntibodiesDeltaretrovirus InfectionsCell ProliferationHTLV-II AntibodiesSimian T-lymphotropic virus 1DeltaretrovirusT-LymphocytesLymphocyte ActivationCell LineProvirusesLeukemia-Lymphoma, Adult T-CellGenes, pXMolecular Sequence DataJamaicaDeltaretrovirus AntigensCells, CulturedHTLV-I AntigensRetroviridae Proteins, OncogenicPrimate T-lymphotropic virus 3HIV-1French GuianaGene Products, envHTLV-II AntigensDNA, ViralBase SequenceCD4-Positive T-LymphocytesB-LymphocytesRNA, MessengerGene Products, rexCell Line, TransformedAmino Acid SequenceVirus ReplicationCell DivisionJurkat CellsPolymerase Chain ReactionCarrier StateCercocebusTransfectionTh2 CellsLymphocyte CountIndians, Central AmericanFlow CytometryLeukemia, T-CellSignal TransductionRetroviridae ProteinsStrongyloidiasisLeukocytes, MononuclearViral LoadInterferon-gammaAntigens, CDAntibodies, MonoclonalTh1 CellsInterleukin-2Genes, ViralAntibodies, ViralApoptosisMelanesiaTumor Cells, CulturedSpleenCell Transformation, ViralCD8-Positive T-LymphocytesBlood DonorsGene Expression Regulation, ViralEnzyme-Linked Immunosorbent AssayRNA, ViralMice, Inbred C57BLBlotting, WesternHIVViral Regulatory and Accessory ProteinsIndians, South AmericanRadioimmunoprecipitation AssayGenes, envInterleukin-4Acquired Immunodeficiency SyndromeViral ProteinsStrongyloides stercoralisenv Gene Products, Human Immunodeficiency VirusPhylogenyCytokine Receptor gp130Gene Expression RegulationAntigens, ViralTerminal Repeat SequencesRetroviridae InfectionsMice, Inbred BALB CRecombinant ProteinsRNA VirusesHIV InfectionsHeLa CellsRepetitive Sequences, Nucleic AcidTranscription, GeneticHIV Antibodies