Characterization of Binding and Fusion Efficiencies Mediated by the V1–V5 Env Derived from Transmitted and Non-transmitted Viruses Isolated from a Perinatal Transmission Cohort from Zambia

Human Immunodeficiency Virus Type 1 (HIV-1) is the etiological agent of acquired immunodeficiency syndrome (AIDS), which affects over 34 million people worldwide. In sub-Saharan Africa where access to antiretroviral therapies (ART) is limited, mother-to-child transmission (MTCT) rates remain high an