modified avirulent salmonella gallinarum strains and pharmaceutical compositions using the same

摘要

patent summary for: "modified avirulent salmonella gallinarum strains and pharmaceutical compositions using them". The present invention relates to modified avirulent salmonella gallinarum strains produced by inactivation of clusters of the salmonella gallinarum virulence gene (sg), an essential avian salmonellosis pathogen and various uses thereof, particularly in the production of lytic salmonella-specific bacteriophages. , pharmaceutical compositions and feed additives.