SDS PAAGE of recombinant HCV constructs for use in the above comparative Anti-HCV Elisa assays of commercially available seroconversion panels. From Left to right, Lane 1 Molecular markers; Lanes 2-4, HCV Recombinant NS3 polypeptide (3 separate lots); Lane 5-6 HCV RecombinantCapsid Polypeptide.