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(a–f) Inhibition studies. Inhibition of antibody binding to HCV polyprotein peptide by preincubation of serum with the HCV polyprotein peptide (□), corresponding self-homologue (○) or control peptide (▾). Antibody binding is represented as a percentage (± s.e.m.) of binding to the HCV polyprotein peptide in the absence of a competitor peptide. Where error bars are not shown, errors are smaller than the data symbols.
