Peptide antigens which are immunoreactive with sera from individuals infected with hepatitis C virus (HCV) are disclosed. Several of the antigens are immunologically reactive with antibodies present in individuals identified as having chronic and acute HCV infection. The antigens are useful in diagnostic...http://www.google.fr/patents/US5538865?utm_source=gb-gplus-shareBrevet US5538865 - Hepatitis C virus epitopes