has role immunizes against disease immunizes against pathogen test in lab animal model brucellosis Mus musculus Brucella ovis vaccine in research role live attenuated Brucella ovis vaccine live attenuated Brucella ovis hdeA deletion mutant vaccine 2026-10-25T08:06:33Z Jie Zheng vaccine 12424 PMID:35174240 VaxAgent Live attenuated Brucella ovis vaccine using live attenuated Brucella ovis PA strain with mucr gene deletion. Mucr deletion mutants showed virulence attenuation but established persistent splenic infection in mice, suggesting potential as specific attenuated vaccines against Brucella ovis. VIOLIN: https://violinet.org/vaxquery/vaccine_detail.php?c_vaccine_id=12424 live attenuated vaccine role