| hepatitis a virus in urban sewage from two mediterranean countries. | molecular methods for the detection and typing of hepatitis a virus (hav) strains in sewage were applied to determine its distribution in cairo and barcelona. the study revealed the occurrence of different patterns of hepatitis a endemicity in each city. the circulating strains characterized, whether in cairo or barcelona, were genotype ib. the effects of a child vaccination programme and the increase in the immigrant population on the overall hepatitis a occurrence in barcelona were evaluated. ... | 2007 | 16817987 |
| seroprevalence of hepatitis a among children of different socioeconomic status in cairo. | to determine seroprevalence of anti-hepatitis a virus (hav) antibodies and potential risk factors for and age of contracting symptomatic hepatitis a infection among children of different socioeconomic status (ses) in cairo, we carried out a cross-sectional study on 426 children aged 3-18 years from low ses areas and 142 from high ses areas. seroprevalence was significantly higher with age. seropositivity to anti-hav antibodies was significantly higher among children of low and very low ses, 90%, ... | 2007 | 18341176 |
| presence of enteric hepatitis viruses in the sewage and population of greater cairo. | in egypt, the disease burden of viral hepatitis is one of the heaviest worldwide. we conducted a survey of hepatitis a virus (hav) and hepatitis e virus (hev) in patients and sewage in cairo. our data showed that hav (genotype ib) was predominant over hev (genotype 3) and was circulating in the population and the environment. | 2011 | 21375654 |