Distribution of hepatitis B virus subgenotype F2a in São Paulo, Brazil
نویسندگان
چکیده
منابع مشابه
Genotype/subgenotype distribution of hepatitis B virus among hemodialysis patients with chronical hepatitis B.
INTRODUCTION Hepatitis B virus (HBV) infection in hemodialysis (HD) patients is a major concern, but limited information exists on the HBV genotyping in patients on maintenance HD in Turkey. AIM To investigate the genotype and subgenotype distribution of HBV in Turkish HD patients with chronic hepatitis B. MATERIAL AND METHODS A total of 248 HBsAg positive patients undergoing long-term HD f...
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As few reports on the prevalence of each type of viral hepatitis have been published in our country, we studied 154 patients with acute viral hepatitis consecutively seen at the Liver Unit from November 1980 to November 1984. The frequency of hepatitis A, B and non-A, non-B was 52.6%, 27.3% and 20.1% respectively. Greater frequency in young people, previous contact with infected patients and in...
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BACKGROUND It is recognized that hepatitis C virus subtypes (1a, 1b, 2a, 2b, 2c and 3a) originated in Africa and Asia and spread worldwide exponentially during the Second World War (1940) through the transfusion of contaminated blood products, invasive medical and dental procedures, and intravenous drug use. The entry of hepatitis C virus subtypes into different regions occurred at distinct tim...
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متن کاملSubgenotype reclassification of genotype B hepatitis B virus
BACKGROUND Nine subgenotypes from genotype B have been identified for hepatitis B virus (HBV). However, these subgenotypes were less conclusive as they were often designated based on a few representative strains. In addition, subgenotype B6 was designated twice for viruses of different origin. METHODS All complete genome sequences of genotype B HBV were phylogenetically analyzed. Sequence div...
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ژورنال
عنوان ژورنال: BMC Research Notes
سال: 2013
ISSN: 1756-0500
DOI: 10.1186/1756-0500-6-423