Prevalence of HBsAg among Moroccan HIV-1 infected patients and APOBEC3G variant frequencies in HIV-1/HBV co-infection.

Introduction: Human immunodeficiency virus (HIV) / hepatitis B virus (HBV) causes higher rates of liver disease compared to infection with just one virus. Co-infection can accelerate the progression to liver fibrosis or hepatocellular carcinoma and disturb the treatment response. APOBEC3G is a host defense factor which interferes with HIV-1 and HBV.