Retroviridae InfectionsEndogenous RetrovirusesRetroviridaeGammaretrovirusHuman T-lymphotropic virus 1DeltaretrovirusAntigensHistocompatibility Antigens Class IICell LineHLA-D AntigensAntigens, SurfaceAntigens, BacterialAntigens, NeoplasmHLA-DR AntigensAntigens, ViralHuman T-lymphotropic virus 2Deltaretrovirus InfectionsHLA AntigensEnzyme-Linked Immunosorbent AssayHLA-DQ AntigensHTLV-I InfectionsAntibodies, MonoclonalT-LymphocytesHLA-DP AntigensMolecular Sequence DataDeltaretrovirus AntibodiesAntigens, CDAntigens, ProtozoanBetaretrovirusHistocompatibility Antigens Class IAntigens, Polyomavirus TransformingHistocompatibility AntigensH-2 AntigensPulmonary Adenomatosis, OvineBase SequenceGenes, MHC Class IIRetroviruses, SimianImmunoenzyme TechniquesB-LymphocytesAntigens, HelminthEpitopesAntigens, FungalAmino Acid SequenceInterferon-gammaLeukemia Virus, MurineFluorescent Antibody TechniqueGenetic VectorsImmunoglobulin GCells, CulturedLymphocyte ActivationAntibody SpecificityMajor Histocompatibility ComplexMice, Inbred BALB CProvirusesAntigens, Viral, TumorReceptors, Antigen, T-CellDNA, ViralGene Products, envCarcinoembryonic AntigenHuman T-lymphotropic virus 3Terminal Repeat SequencesAntigens, CD8Cross ReactionsAntibodies, ViralMoloney murine leukemia virusReceptors, Antigen, B-CellFlow CytometryRetroviridae ProteinsGene Products, gagAntibodies, BacterialRecombinant ProteinsSimian T-lymphotropic virus 1Polymerase Chain ReactionMice, Inbred C57BLLymphocytesProliferating Cell Nuclear AntigenHLA-A AntigensAntigens, CD3Antigen-Presenting CellsGenes, ViralReceptors, VirusO AntigensProstate-Specific AntigenAntigens, CD4TransfectionAntigens, Differentiation, B-LymphocyteCell Transformation, ViralViral Envelope ProteinsAntibody FormationAntigen PresentationImmunohistochemistryMice, Inbred StrainsGenes, envAntigens, CD15SpleenRepetitive Sequences, Nucleic AcidAntigens, Tumor-Associated, CarbohydrateCloning, MolecularBlood DonorsImmunoglobulin M