Motivation: Genetic analysis of HIV-1 is important not only for vaccine development, but also to guide treatment strategies, track the emergence of new viral variants and ensure that diagnostic assays are contemporary and ...

Naturally occurring polymorphisms in the protease of human immunodeficiency virus type 1 (HIV-1)subtype C would be expected to lead to adaptive (compensatory) changes in protease cleavage sites. To test this hypothesis, ...