Retroviridae InfectionsEndogenous RetrovirusesRetroviridaeGammaretrovirusHuman T-lymphotropic virus 1DeltaretrovirusGenotypeAntigensHistocompatibility Antigens Class IICell LineHLA-D AntigensAntigens, SurfaceAntigens, BacterialHLA-DR AntigensAntigens, NeoplasmAntigens, ViralHuman T-lymphotropic virus 2Deltaretrovirus InfectionsHLA AntigensHLA-DQ AntigensHTLV-I InfectionsMolecular Sequence DataT-LymphocytesHLA-DP AntigensAntibodies, MonoclonalBase SequenceDeltaretrovirus AntibodiesAntigens, CDBetaretrovirusHistocompatibility Antigens Class IAntigens, ProtozoanHistocompatibility AntigensAntigens, Polyomavirus TransformingH-2 AntigensGenes, MHC Class IIPulmonary Adenomatosis, OvinePolymerase Chain ReactionRetroviruses, SimianB-LymphocytesPolymorphism, GeneticImmunoenzyme TechniquesAmino Acid SequenceAntigens, FungalDNA, ViralLeukemia Virus, MurineEpitopesAntigens, HelminthInterferon-gammaMajor Histocompatibility ComplexGenetic VectorsProvirusesLymphocyte ActivationFluorescent Antibody TechniqueAllelesCells, CulturedAntigens, Viral, TumorMice, Inbred BALB CReceptors, Antigen, T-CellGene Products, envCarcinoembryonic AntigenEnzyme-Linked Immunosorbent AssayTerminal Repeat SequencesHuman T-lymphotropic virus 3PhenotypeAntigens, CD8Moloney murine leukemia virusReceptors, Antigen, B-CellAntibody SpecificityPhylogenyRNA, ViralFlow CytometryRetroviridae ProteinsGene Products, gagMice, Inbred C57BLGenes, ViralImmunoglobulin GRecombinant ProteinsSimian T-lymphotropic virus 1HLA-A AntigensLymphocytesProliferating Cell Nuclear AntigenPolymorphism, Single NucleotideAntigen-Presenting CellsAntigens, CD3Cross ReactionsViral Envelope ProteinsReceptors, VirusBlood DonorsAntibodies, ViralProstate-Specific AntigenSequence Analysis, DNAGene FrequencyO AntigensTransfectionAntigens, CD4Genetic VariationMice, Inbred StrainsCell Transformation, ViralAntigens, Differentiation, B-LymphocyteVirus Replication