Molecular Characterization of the env Gene of Two CCR5/CXCR4-Independent Human Immunodeficiency 2 Primary Isolates

Human immunodeficiency virus 2 (HIV-2) infection is characterized by a slower disease progression and lower transmission rates. The molecular features that could be assigned as directly involved in this in vivo phenotype remain essentially unknown, and th. - Fundacao para a Ciencia e Tecnologia (FCT) [POCI/SAU-IMI/55726/2004]. - Grant sponsor: Fundacao para a Ciencia e Tecnologia (FCT); Grant number: POCI/SAU-IMI/55726/2004