p24

The genome and proteins of HIV have been the subject of extensive research since the discovery of the virus in 1983. It is a well known fact that no two HIV genomes are the same, not even from the same person, causing some to speculate that HIV is a "quasispecies" of a virus.[1] Structure Figure 1. Diagram of HIV HIV is different in structure from previously described retroviruses. It is around 120 nm in diameter (120 billionths of a meter; around 60 times smaller than a red blood ...