Hepatitis C Virus RNA Replication and Assembly: Living on the Fat of the Land: Cell Host & Microbe Hepatitis C Virus and Cellular Stress Response: Implications to Molecular Pathogenesis of Liver Diseases Approach to a patient with positive HCV antibody (HCV Ab+): A positive HCV antibody (anti HCV) indicates exposure to the hepatitis C virus, either past or current infection. However, it does not confirm What to do when HCV RNA target is not detected but HCV card is positive? Full article: Hepatitis C virus RNA assays: current and emerging technologies and their clinical applications