Viral TropismTropismHIV InfectionsHIV-1Receptors, CCR5Viral LoadCoxsackie and Adenovirus Receptor-Like Membrane ProteinReceptors, VirusReceptors, HIVHIV SeropositivityHomosexuality, MaleRNA, ViralRhabdomyolysisAnti-HIV AgentsReceptors, CXCR4HIVHIV Envelope Protein gp120Antiretroviral Therapy, Highly ActiveCD4 Lymphocyte CountVirus ReplicationMolecular Sequence DataAcquired Immunodeficiency SyndromeGenetic VectorsCapsid ProteinsCell LineTransduction, GeneticSexual BehaviorViral Envelope ProteinsHIV AntibodiesAdenoviridaeCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesAcute DiseaseCohort StudiesDisease ProgressionTime FactorsHIV SeroprevalenceHIV SeronegativityAIDS SerodiagnosisVirus AttachmentHIV Antigens