VirionVirus AssemblyViral ProteinsVirus ReplicationCell LineCapsidViral Envelope ProteinsHIV-1RNA, ViralCapsid ProteinsDNA, ViralVaccinia virusMolecular Sequence DataMicroscopy, ElectronViral Structural ProteinsVirus ReleaseVirus InternalizationInclusion Bodies, ViralCentrifugation, Density GradientCercopithecus aethiopsGene Products, gagHerpesvirus 1, SuidVero CellsNucleocapsidGenome, ViralAmino Acid SequenceDefective VirusesViral Plaque AssayGenes, ViralReceptors, VirusReoviridaeHeLa CellsVesicular stomatitis Indiana virusBase Sequencevif Gene Products, Human Immunodeficiency VirusGene Products, vifViral Matrix ProteinsMutationgag Gene Products, Human Immunodeficiency VirusHerpesvirus 1, HumanNeutralization TestsGlycoproteinsCricetinaeViral Core ProteinsPhosphotungstic AcidTritiumHemagglutination, ViralAntigens, ViralRNA-Directed DNA PolymeraseGene Expression Regulation, ViralVirus CultivationViral Regulatory and Accessory ProteinsAntibodies, ViralMoloney murine leukemia virusMembrane FusionMicroscopy, ImmunoelectronCryoelectron MicroscopyElectron Microscope TomographyCytoplasmViral Fusion ProteinsL Cells (Cell Line)NucleoproteinsCentrifugation, ZonalVirus InactivationLeukemia Virus, MurineOpen Reading FramesVirus AttachmentCell FusionParainfluenza Virus 1, HumanCytopathogenic Effect, ViralCytidine DeaminaseNucleopolyhedrovirusCells, CulturedElectrophoresis, Polyacrylamide GelCell MembraneMolecular WeightInfluenza A virusUridineRNA VirusesProtein PrecursorsSpodopteraHuman Immunodeficiency Virus ProteinsSindbis VirusReverse TranscriptionOrthoreovirus, MammalianGenetic VectorsCytomegalovirusParvoviridaeViral InterferenceGene Products, vprProvirusesAphidsTransfectionMicroscopy, Electron, TransmissionGene Products, envRecombinant Fusion ProteinsRauscher VirusHIV Envelope Protein gp120VacciniaHIV Envelope Protein gp41