Brucella abortusBrucellaBrucella melitensisBrucellosisBrucella VaccineBrucella ovisBrucella canisBrucellosis, BovineSequence Analysis, DNASpecies SpecificityPinnipediaVirulenceDNA, BacterialBacterial Typing TechniquesGenes, BacterialOchrobactrum anthropiRNA, Ribosomal, 16SAntibodies, BacterialCetaceaAntigens, BacterialDNA, RibosomalAgglutination TestsBacterial ProteinsEscherichia coliMice, Inbred StrainsGenome, BacterialCulture MediaAnti-Bacterial AgentsBacterial Outer Membrane ProteinsMutationMolecular Sequence Data