Immunologic patterns in hemodialysis patients with and without HBV infection.

66 patients from 5 dialysis centers were surveyed for the prevalence of HBV markers. Their immune status was evaluated by studying parameters of cellular and humoral immunity. Results showed that all patients had depressed T cell numbers while B cell counts, IgG, IgA, IgM, IgD and C3 levels were normal.

The significance of anti-HAV in different population sectors in Lebanon: a comparative seroepidemiologic study.

A comparative seroepidemiologic survey was performed on the prevalence of antibody to HAV (anti-HAV) in 772 subjects in Lebanon. The results show that 97.7% of the adult Lebanese carry anti-HAV in their sera irrespective of geographic or socioeconomic factors, as compared to 38.