FeathersChickensFingersZinc FingersDucksHepatitis B Virus, DuckPsittaciformesChick EmbryoDrugs, Chinese HerbalBirdsPoultry DiseasesHepatitis Virus, DuckChinabeta-KeratinsMedicine, Chinese TraditionalBird DiseasesMolecular Sequence DataHepadnaviridae InfectionsBeakParrotsMoltingAmino Acid SequenceBase SequenceAsian Continental Ancestry GroupAvian ProteinsPigmentationIntegumentary SystemMardivirusGeeseChicken anemia virusInfluenza in BirdsMarek DiseasePasseriformesCricetinaeHepatitis, Viral, AnimalColorDinosaursAnseriformesRING Finger DomainsFossilsFlight, AnimalTranscription FactorsFinger PhalangesCHO CellsCricetulusBursa of FabriciusCircoviridae InfectionsDNA-Binding ProteinsCloning, MolecularCloacaPhthirapteraSpecies SpecificityMarek Disease VaccinesDNATrigger Finger DisorderSongbirds