The RpoN mutant , lacking pili , flagella , and nonpilus adhesins , bound poorly and was resistant to ingestion by both macrophages and neutrophils .
the rpon mutant , lacking pili , flagella , and nonpilus adhesins , bound poorly and was resistant to ingestion by both macrophages and neutrophils .
O B-mono_cell I-mono_cell O O B-body_part O B-body_part O O B-protein_family_or_group I-protein_family_or_group O O O O O O O O O O B-cell_type O B-cell_type O