ChickensPoultry DiseasesChick EmbryoChicken anemia virusBursa of FabriciusAvian ProteinsMolecular Sequence DataBase SequenceMarek DiseaseAvian LeukosisSpecies SpecificityAmino Acid SequenceInfluenza in BirdsCecumAvian leukosis virusCattleDucksPoultry ProductsCampylobacter InfectionsSalmonella Infections, AnimalCampylobacterEimeriaCloning, MolecularPolymerase Chain ReactionGizzardCloacaGeeseMeatPhylogenySalmonellaSwineIntestinesAnimal FeedCampylobacter jejuniNewcastle DiseasePoultryCoccidiosisTurkeysSequence Analysis, DNASpecific Pathogen-Free OrganismsFood MicrobiologyCattle DiseasesFeathersInfluenza A Virus, H9N2 SubtypeAlpharetrovirusOviductsColony Count, MicrobialAvian Sarcoma VirusesEggsDNA, BacterialSalmonella enteritidisDNABirdsLiverComb and WattlesNewcastle disease virusInfectious bursal disease virusDigestive SystemLactobacillusTissue DistributionDiarrheaCoturnixErythrocytesRNA, MessengerMardivirusEscherichia coli InfectionsBirnaviridae InfectionsQuailBird DiseasesEnteritisMusclesRNA, Ribosomal, 16SBifidobacteriumGerm-Free LifeAbattoirsSequence Homology, Nucleic AcidNucleic Acid HybridizationBileIntestine, LargeVirus SheddingInfluenza A Virus, H5N1 SubtypeAdministration, OralGenesDigestionSwine DiseasesDietEscherichia coliCells, CulturedMolecular WeightCoprophagiaSequence Homology, Amino AcidFood ContaminationTime FactorsBacteroidesDNA, ComplementaryGastrointestinal TractClostridium perfringensGastrointestinal ContentsBacterial SheddingAnimals, Domestic