title: A proposed mechanism for natural immunity to enterobacterial pathogens.
mesh_terms: D000818:Animals; D000906:Antibodies; D000941:Antigens; D004755:Enterobacteriaceae / Q000276:immunology*; D005856:Germ-Free Life; D006386:Hemagglutination Tests; D007106:Immune Sera; D007109:Immunity / Q000502:physiology*; D007239:Infections; D007709:Klebsiella / Q000276:immunology; D008297:Male; D051379:Mice; D012475:Salmonella / Q000276:immunology; D012485:Salmonella typhi / Q000276:immunology; D012486:Salmonella typhimurium / Q000276:immunology
chemical_list: D000906:Antibodies; D000941:Antigens; D007106:Immune Sera