Hepadnaviridae Flashcards
hepadna meaning
(hepa-dna)
hepar - liver
DNA
morphology
circular dsDNA, icosahedral, enveloped
resistance
(enveloped) weak
replication
baltimore VI! replication using reverse transcriptase in cytoplasm, then when DNA it enters nucleus
transmission
blood, sexual, close contact
antigenic properties
HBsAG - australia antigen, serves a protective role
HBcAg, HBeAg: viral proteins making it an infectious disease
the 2 genuses of hepadnaviridae family
orthohepadnavirus
Avihepadnavirus
orthohepadnavirus: its (3) virus species
Hepatitis B
(human hepatitis B aka serum hepatitis can lead to the development of hepatocarcinoma
(woodchuck hepatitis, ground squirrel hepatitis)
Avihepadnavirus: its virus species
Duck hepatitis B in the far east
stork, crane, heron, wild goose hepatitis B viruses
type of infection, symptoms
chronic, persistance infections which infect the liver ->-> liver failure