Article
T-cell line adaptation of human immunodeficiency virus type 1 strain SF162: effects on envelope, vpu and macrophage-tropism.
The Journal of general virology - 1 Dec 2000
Dejucq Nathalie, Simmons Graham, Clapham Paul R
Abstract excerpt
Changes in co-receptor-use by human immunodeficiency virus type 1 (HIV-1) strains are relatively rare in vivo. Here we describe two variants derived from the CCR5-using strain SF162, selected for replication in the C8166 T-cell line. Amino acid substitutions in the V3 loop conferred CXCR4-use; however, the loss of macrophage-tropism by one variant was due to a single mutation in the start codon of vpu. We discuss...
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