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HC177/VID 409—definition of CD4+ T-cell epitopes in HIV-1 protein Pol. HC177 STCL generated from subject 409 were tested against shorter peptides (left) in the ICS assay for IFN-γ (green) and TNF-α (orange) production. Arrows and amino acids K, M, G and R indicate the stimulatory peptide termini.
