The assess the relationship between Histology Activity Index (HAI) and the expression of HBsAg and HBcAg. Thirty liver biopsy specimens of chronic B hepatitis patients have been examined. Expression of HBsAg and HBcAg were determined by immunoperoxidase stanning. HAI was calculated according to Knoldell's method. All of the specimens (29) were positive for HBsAg and HBcAg staining. Regular-unif…