Ahmadreza Sadeghi

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In a previous study, we observed immunoprophylaxis failure due to occult hepatitis B virus (HBV) infection (OBI) despite the presence of adequate levels of anti-HBs in 21 (28%) of 75 children born to HBsAg-positive mothers. The aim of the study was to explore the maintenance of this cryptic condition in this population. Of 21 OBI-positive children, 17 were(More)
BACKGROUND AND OBJECTIVES Iranian chronic HBV carrier's population has shown a unique pattern of genotype D distribution all around the country. The aim of this study was to explore more details of evolutionary history of carriers based on structural surface proteins from different provinces. MATERIALS AND METHODS Sera obtained from 360 isolates from 12(More)
BACKGROUND Occult hepatitis B infection (OBI) is a frequent finding in human immunodeficiency virus (HIV)-infected patients. While several related mutations in the hepatitis B virus (HBV) genome have been reported, their distinct impact on HBsAg synthesis is largely obscure. METHODS Thirty-one (18%) out of 172 HIV-infected patients, who were selected from(More)
BACKGROUND AND OBJECTIVE This study investigates epidemiologic and practical information about the incidence and risk factors of childhood cancer in a population of Southern Iranian children. MATERIALS AND METHODS A total number of 300 cancer patients along with 600 age- and gender-matched healthy control were interviewed by a trained physician regarding(More)
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