Acquired Immunodeficiency SyndromeImmunodeficiency Virus, FelineMurine Acquired Immunodeficiency SyndromeSyndromeFeline Acquired Immunodeficiency SyndromeHIV-1Leukemia Virus, FelineHIV InfectionsCatsSimian immunodeficiency virusHIVDengueDengue VirusAIDS-Related Opportunistic InfectionsCat DiseasesSimian Acquired Immunodeficiency SyndromeAIDS-Related ComplexImmunologic Deficiency SyndromesCalicivirus, FelineCoronavirus, FelineHomosexualityAntibodies, ViralSevere Combined ImmunodeficiencyVirus ReplicationSevere DengueMolecular Sequence DataHIV SeropositivityZidovudineAnti-HIV AgentsFeline PanleukopeniaListeriosisSarcoma Viruses, FelineCD4 Lymphocyte CountCommon Variable ImmunodeficiencyPneumonia, PneumocystisRNA, ViralFeline Infectious PeritonitisHIV AntibodiesCD4-Positive T-LymphocytesLymphoma, AIDS-RelatedViral LoadHistoplasmosisCell LineT-Lymphocytestat Gene Products, Human Immunodeficiency VirusImmunologic MemoryFeline panleukopenia virusCoinfectionCD8-Positive T-LymphocytesHIV AntigensAntiretroviral Therapy, Highly ActiveHIV-2Gene Products, gagDeltaretrovirusSuperinfectionLentivirus InfectionsHIV Envelope Protein gp120DNA, ViralRetroviridae InfectionsImmunoglobulin MSarcoma, KaposiBase SequenceMacaca mulattaLeukemia, FelineTime FactorsHIV Core Protein p24Cytomegalovirus RetinitisOpportunistic InfectionsAmino Acid SequenceAntigens, CD4Down SyndromeNeutralization TestsViremiaMetabolic Syndrome XImmunoglobulin GEnzyme-Linked Immunosorbent AssayReverse Transcriptase InhibitorsListeria monocytogenesMice, Inbred C57BLRetroviridae ProteinsGene Products, envLymphocyte ActivationToxoplasmosis, CerebralDisease Models, AnimalVietnamViral Envelope ProteinsCells, CulturedPolymerase Chain ReactionAntigens, ViralRisk FactorsMutationHIV Reverse TranscriptaseInterferon-gammaSpleenProvirusesAntiviral AgentsRNA-Directed DNA Polymerasenef Gene Products, Human Immunodeficiency VirusCross ReactionsLymphatic Diseases