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Hepadnaviridae [a] is a family of viruses. [2] Humans, apes, and birds serve as natural hosts. There are currently 18 species in this family, divided among 5 genera. [3] Its best-known member is hepatitis B virus.
Only white sucker hepatitis B virus (Parahepadnavirus) and bluegill hepatitis B virus (Metahepadnavirus) have been found as virions in infected hosts. Members of the genus Herpetohepadnavirus infect reptiles and frogs.
Hepadnawirusy (łac. Hepadnaviridae) – rodzina wirusów (klasa Baltimore: VII), charakteryzujących się następującymi cechami: Kwas nukleinowy: DNA, głównie dsDNA, ale występuje w nim luka na jednej z nici, dlatego mówimy o częściowo jednoniciowym DNA.
The most prominent of the hepadnaviruses, small, enveloped DNA viruses, is human hepatitis B virus that replicates in the liver of infected individuals and induces chronic infections that may proceed to liver cirrhosis and hepatocellular carcinoma.
2 lis 2017 · Hepatitis B virus is a member of the Hepadnaviridae family and responsible for causing acute and chronic hepatitis in humans. The current estimates of people chronically infected with the virus are put at 250 million worldwide.
14 maj 2020 · Hepadnaviruses are hepatotropic and infections may be transient or persistent. There are five genera: Parahepadnavirus, Metahepadnavirus, Herpetohepadnavirus, Avihepadnavirus and Orthohepadnavirus.
26 lut 2020 · HBV is a DNA virus of the Hepadnaviridae group. The virion contains a circular DNA genome of 3,200 bp. An RNA pregenome replicates DNA by reverse transcription within the capsid. The virion is internalized into the cell by attaching to a cellular receptor, sodium taurocholate cotransporting polypeptide (NTCP).
