Hepatitis A virus (HAV) is spread by faecal–oral contact or ingestion of contaminated food or
water. Lifelong immunity is conferred by infection or vaccination, so anti-HAV …

Brazil was formerly considered a country with intermediate hepatitis B endemicity, with large
heterogeneity between Brazilian regions and areas of high prevalence, especially in the …

As hepatites virais são doenças causadas por diferentes agentes etiológicos, de
distribuição universal, que têm em comum o hepatotropismo. Possuem semelhanças do …

Abstract Background Hepatitis A virus (HAV) infection confers long-term immunity, so
mathematical analysis of age-specific seroprevalence in populations can reveal changes in …

This multicentric population-based study in Brazil is the first national effort to estimate the
prevalence of hepatitis B (HBV) and risk factors in the capital cities of the Northeast, Central …

The objective of this survey was to assess the relationships between intestinal parasitism,
nutritional status and hemoglobin level in children with Indian ascendancy living in an urban …

Abstract Background Hepatitis A virus (HAV) and hepatitis E virus (HEV) are both transmitted
by the faecal-oral route, and represent common causes of acute hepatitis in developing …

As hepatites B e C continuam sendo um importante problema de saúde pública no Brasil.
Neste estudo, determinou-se a prevalência de marcadores sorológicos para as hepatites B …

BACKGROUND: Infectious disease testing has improved but viral infection transmission
through transfusion continues to occur. Residual risk, however, is now so low in some …

We investigated the seroprevalence of hepatitis A virus (HAV) and hepatitis E virus (HEV)
infection in subjects living in the community of Manguinhos, Rio de Janeiro, Brazil, and …