Research Article

Artificial 64-Residue HIV-1 Enhancer-Binding Peptide Is a Potent Inhibitor of Viral Replication in HIV-1-Infected Cells

Figure 9

Assessment of HIV-1 RNA levels (□) and cell growth-inhibitory activity (●) in the culture supernatants of CEM-GFP cells at day eight after infection with HIV-1 and incubation with increasing concentrations of peptides R64 (a), R62 (b), R42 (c), and C20 (d). Peptides were added at day one after infection, their concentrations ranged from 0.1 μM to 7 μM. Growth inhibition was assessed using the MTT assay. The figure shows the results of two independent in vitro infection experiments with mean value ± standard deviation.
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