C
CHEMISTRY; METALLURGY
C12
BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
C12N
MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
C12N2730/00
Reverse transcribing DNA viruses
C12N2730/10011
Hepadnaviridae
C12N2730/10111
Orthohepadnavirus, e.g. hepatitis B virus
C12N2730/10134
Use of virus or viral component as vaccine, e.g. live-attenuated or inactivated virus, VLP, viral protein