has role immunizes against disease immunizes recipient immunizes against pathogen test in lab animal model brucellosis Mus musculus Brucella abortus Bos taurus vaccine in research role live attenuated Brucella abortus vaccine cattle vaccine live attenuated Brucella abortus strain 2308 wbkA mutant vaccine 2026-10-25T08:06:33Z PMID:26040616 Jie Zheng vaccine 12250 VaxAgent Live attenuated Brucella abortus vaccine using live attenuated mutant strain with deletion of wbka gene. 2308ΔwbkA mutant showed attenuated survival in macrophages and mice and induced high protective immunity against wild-type infection. Induced anti-brucella-specific immunoglobulin G response and secretion of gamma interferon. VIOLIN: https://violinet.org/vaxquery/vaccine_detail.php?c_vaccine_id=12250 live attenuated vaccine role