HIV/AIDS Glossary


Synonym(s): Attachment

The first of seven steps in the HIV life cycle. When HIV attacks a CD4 cell, the virus binds (attaches itself) to molecules on the surface of the CD4 cell: first a CD4 receptor and then either a CCR5 or CXCR4 coreceptor.

Related Term(s): CCR5, CCR5 Antagonist, CXCR4, Life Cycle


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Binding is the first step of HIV replication.
Steps of HIV replication

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