Figure 1From: Modulation of HIV-1 macrophage-tropism among R5 envelopes occurs before detection of neutralizing antibodiesMacrophage infectivity conferred by HIV-1 gp120 sequences amplified from the acute phase of replication and at various times post-seroconversion. Replication competent HIV-1 clones carrying gp120 sequences amplified sequentially from subjects MM1, MM4 and MM8 in London were tested for infection of HeLa TZM-bl cells and primary macrophages.Back to article page