Absence of hepatitis C genome in semen of infected men by polymerase chain reaction, branched DNA and in situ hybridization. HLA class II genotypes associated with chronic hepatitis C virus infection and response to alpha-interferon treatment in Poland. Fas ligand expressing mononuclear cells around intrahepatic bile ducts co-express CD68 in primary biliary cirrhosis. T lymphocyte regions in chronic hepatitis B in relationship to interferon responsiveness. Iron enhances hepatitis C virus replication in cultured human hepatocytes.
Ursodeoxycholic acid reduces expression of heat shock proteins in primary biliary cirrhosis.