The virulence defect conferred by mutations in the phoP -phoQ two-component regulatory system is not completely explained by alterations in resistance to cationic proteins and involves the control of other proteins necessary for S . typhimurium survival within macrophages .
the virulence defect conferred by mutations in the phop -phoq two-component regulatory system is not completely explained by alterations in resistance to cationic proteins and involves the control of other proteins necessary for s . typhimurium survival within macrophages .
O O O O O B-other_name O O B-DNA_domain_or_region B-DNA_domain_or_region O O O O O O O O O O O O B-protein_family_or_group I-protein_family_or_group O O O O O O O O O B-mono_cell I-mono_cell I-mono_cell O O B-cell_type O