Characterization of the Genotypic Profile of Hepatitis Delta Virus: Isolation of HDV Genotype-1 in the Western Amazon Region of Brazil
Author(s) -
Luan Felipo Botelho-Souza,
Deusilene Souza Vieira,
Alcione de Oliveira dos Santos,
André Vinycius Cunha Pereira,
Juan Miguel Villalobos-Salcedo
Publication year - 2015
Publication title -
intervirology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.641
H-Index - 61
eISSN - 1423-0100
pISSN - 0300-5526
DOI - 10.1159/000431040
Subject(s) - genotype , virology , hepatitis d virus , fulminant hepatitis , hepatitis b virus , amazon rainforest , hepatitis d , population , biology , virus , medicine , hbsag , genetics , gene , ecology , environmental health
The hepatitis delta virus (HDV) is a hepatotropic subvirus that is dependent on the hepatitis B virus (HBV) and supplies the viral envelope containing the surface antigen of hepatitis B. Viral genetic diversity is related to the geographical origin of the isolates, and there are at least eight genotypes that are referred to as HDV-1 through HDV-8. HDV-3 is responsible for epidemics of severe and fulminant hepatitis, which are common in northeastern South America. HDV-3 is prevalent in the Brazilian Amazon and is associated with the increased aggressiveness of HDV infections. Although isolated, the characteristics of the clinical presentation of HDV-1 in the Amazon region have not yet been clearly reported.
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