background: the household transmission of hepatitis b virus (hbv) is a major health problem. high incidence of hbv infection is observed within the household contacts of hbv carriers. we aimed to evaluate serological markers of hepatitis b infection among family members of hbv carriers in arak, central iran. methods: data were collected from the 100 chronic hbv carriers (subjects with positive ...

background hepatitis c virus (hcv) is a major cause of chronic liver disease worldwide. the role of intra familial hcv transmission is still controversial. the aim of the present study is to determine intra familial transmission (sexual and non sexual contacts) of hcv in a group of iranian population. patients and methods in this historical cohort study, 270 first degree relatives of hepatitis ...

background the household transmission of hepatitis b virus (hbv) is a major health problem. the prevalence rate of this infection is reported about 11% to 57% among family members of hbsag carriers. objectives this study was conducted to evaluate serological determinants of chronic hepatitis b infection, especially hbsag positivity, among family members of asymptomatic hbsag positive carriers i...

Background: The household transmission of hepatitis B virus (HBV) is a major health problem. High incidence of HBV infection is observed within the household contacts of HBV carriers. We aimed to evaluate serological markers of hepatitis B infection among family members of HBV carriers in Arak, central Iran. Methods<stron...

BACKGROUND The household transmission of hepatitis B virus (HBV) is a major health problem. The prevalence rate of this infection is reported about 11% to 57% among family members of HBsAg carriers. OBJECTIVES This study was conducted to evaluate serological determinants of chronic hepatitis B infection, especially HBsAg positivity, among family members of asymptomatic HBsAg positive carriers...

Salmonellosis has been recognized as one of the major public-health problems in many parts of the world, and Salmonella enterica serovar Typhimurium is the commonest serotype encountered in most geographical situations (1). Endemicity of Salmonella has been shown to be maintained through a cyclic order from man to the environment and vice-versa (2). Explosive outbreak due to a common-source con...