Retroviridae InfectionsEndogenous RetrovirusesRetroviridaeGammaretrovirusHuman T-lymphotropic virus 1DeltaretrovirusAntigensHistocompatibility Antigens Class IICell LineCentral Nervous SystemHLA-D AntigensAntigens, SurfaceAntigens, BacterialAntigens, NeoplasmHLA-DR AntigensNervous SystemAntigens, ViralHuman T-lymphotropic virus 2Deltaretrovirus InfectionsHLA AntigensHLA-DQ AntigensHTLV-I InfectionsMolecular Sequence DataT-LymphocytesAntibodies, MonoclonalCentral Nervous System DiseasesHLA-DP AntigensDeltaretrovirus AntibodiesAntigens, CDBase SequenceBetaretrovirusHistocompatibility Antigens Class IPeripheral Nervous SystemAntigens, Polyomavirus TransformingHistocompatibility AntigensAntigens, ProtozoanAmino Acid SequenceH-2 AntigensPulmonary Adenomatosis, OvineGenes, MHC Class IIRetroviruses, SimianImmunoenzyme TechniquesB-LymphocytesCells, CulturedAntigens, FungalFluorescent Antibody TechniqueGenetic VectorsEpitopesLeukemia Virus, MurineInterferon-gammaAntigens, HelminthLymphocyte ActivationMajor Histocompatibility ComplexEnteric Nervous SystemCentral Nervous System NeoplasmsMice, Inbred BALB CProvirusesMice, Inbred C57BLAntigens, Viral, TumorDNA, ViralReceptors, Antigen, T-CellGene Products, envImmunohistochemistryCarcinoembryonic AntigenEnzyme-Linked Immunosorbent AssayAntigens, CD8Human T-lymphotropic virus 3Terminal Repeat SequencesAntibody SpecificityMoloney murine leukemia virusAutonomic Nervous SystemReceptors, Antigen, B-CellBrainFlow CytometryPolymerase Chain ReactionRetroviridae ProteinsGene Products, gagImmunoglobulin GSympathetic Nervous SystemRNA, MessengerSimian T-lymphotropic virus 1Recombinant ProteinsLymphocytesTransfectionNervous System Physiological PhenomenaAntigen-Presenting CellsProliferating Cell Nuclear AntigenMice, Inbred StrainsCloning, MolecularHLA-A AntigensAntigens, CD3Genes, ViralReceptors, VirusCross ReactionsAntigens, CD4Antibodies, ViralAntigens, Differentiation, B-LymphocyteProstate-Specific AntigenO AntigensVirus Replication