has role immunizes against disease immunizes against pathogen test in lab animal model brucellosis Mus musculus Brucella abortus vaccine in research role recombinant vector vaccine role Brucella abortus recombinant vector vaccine live attenuated Brucella abortus vaccine live attenuated Brucella abortus delta pgm E. coli O157:H7 recombinant vaccine 2026-10-25T08:06:33Z VIOLIN: https://violinet.org/vaxquery/vaccine_detail.php?c_vaccine_id=12241 Live attenuated Brucella abortus vaccine using A 66kda chimeric antigen composed of espa, intimin, tir, and H7 flagellin (eith7) from STEC was constructed and expressed in Brucella abortus δpgm vaccine strain (babδpgm). Mice immunized with babδpgm(eith7) cleared intestinal e. Coli o157:h7 infection three times faster (4 days) than mice immunized with babδpgm carrier strain (12 days). Induction of anti-eith7 iga antibodies and protective. Jie Zheng vaccine VaxAgent 12241 PMID:25820069 live attenuated vaccine role