Vaccination with live "Escherichia coli" expressing "Brucella abortus" Cu/Zn superoxide dismutase protects mice against virulent "B. abortus" 
Angel A. Oņate...[et al.] 
 - Infection and Immunity .
<br/><br/><label>Subjects--Index Terms: </label>Vacuna Escherichia Inmunologia Bacteria Brucella abortus Enfermedades infecciosas