Background and Aims: Viral hepatitis is a global health problem with a high mortality rate. Recently, a new Flavi-like virus, provisionally named hepatitis G virus (HGV), has been described. HGV does not induce an immune response that is consistently detectable by using recombinant proteins from prokaryotic expression, therefore studies have been conducted by using polymerase chain reaction (...

background and aims: many studies have provided evidence for the role of hepatitis b and c viruses in the development of liver cancer. although the routine treatment is available for both conditions, no definite guideline is available to treat patients dually infected with hbv and hcv. this study was performed to determine the frequency of hbv/hcv-coinfection in mashhad, north-east of iran. mat...

conclusions hepatitis b core antibody immunoglobulin m positivity is different in healthy blood donors of different countries according to the prevalence of chronic hepatitis b and its vaccination. based on the current study findings, all positive samples of hepatitis b core antibody in iranian blood banks should be considered as candidates for occult hepatitis b not just the window period infe...

results the results of this study indicated that the overall hepatitis b vaccine acceptance rate was acceptably high. among all, 53.5% correctly identified that a vaccine to prevent hepatitis b virus infection had been available, 15% had a negative opinion, and 31.5% were neutral. the rations of all three doses of vaccination were 69.3%. conclusions among the respondents, 87% were currently mar...

results the prevalence of hbsag, hbsab and hbcab were estimated as 0.9%, 30.7% and 10.5%, respectively. the mean age of all participants was 43.9 (95% ci: 43.4, 44.3) in females and 55.6 in (n = 3472) males. in our study, there was a significant association between family history of hepatitis, rural residency and presence of hbsag. there was also a positive correlation between hbcab and family ...

introduction: dental students are high risks persons in exposing to hepatitis b infection. dental students knowledge and attitude about hepatitis b infection is necessary for assessment the educational evaluation and supervision of dental treatments. the aim was to survey the knowledge and attitude in the final year students of dental schools in tehran regarding hepatitis b infection control an...

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 by se...