Background and Aims: Recently, a novel DNA virus was isolated from the serum of a patient with post-transfusion non A-G hepatitis and named TT virus. The aim of this study was to determine the prevalence TT virus among cirrhotic patients due to hepatitis B & C in infection Ahwaz. Methods: The prevalence of TTV infection was studied in 41 patients with liver cirrhosis. TTV DNA was detected ...

Hepatitis viral infection is hyperendemic in Egypt, western Asia and Africa. However, little is known about the status of hepatitis viruses among rural Egyptian children. Therefore, this study sought to examine the prevalence and characteristics of hepatitis viruses among symptomatic Egyptian children. Serological and molecular analyses of hepatitis viral infection were conducted in 33 children...

background : hepatitis b virus (hbv) and hepatitis c virus (hcv) infections are major global public health problems. this study was conducted to investigate the incidence rate of these infections over six successive years in hamadan province, the west of iran. methods: this retrospective cohort study was conducted on the database of hepatitis registry. in this study, 1257 subjects infected by h...

OBJECTIVE Hepatitis B virus (HBV) and HIV are endemic infections in many African countries. The objectives of this study were to determine the levels of exposure to, and protection from, HBV, as well as the prevalence of HIV/HBV co-infection and the response of HBV to highly active anti-retroviral therapy (HAART) in a cross-section of HIV-infected patients in north-eastern South Africa. STUDY...

Chronic hepatitis B virus (HBV) infection is a complex clinical entity frequently associated with cirrhosis and hepatocellular carcinoma (HCC). The persistence of HBV genomes in the absence of detectable surface antigenemia is termed occult HBV infection. Mutations in the surface gene rendering HBsAg undetectable by commercial assays and inhibition of HBV by suppression of viral replication and...

hepatitis b virus (hbv) is the most prevalent viral infection and is among the leading causes of human liver diseases. nearly 360 millions of people are world widely infected with prolonged forms of hepatitis b including active and inactive chronic forms. chronic hepatitis b (chb) is associated with cirrhosis and hepatocellular carcinoma (hcc) in patients suffering from congenital and/or acquir...