Mohamed Ou Said, A Virulence factors and markers in Escherichia coli from calves with bacteremia. [electronic resource] - American journal of veterinary research Oct 1988 - 1657-60 p. digital Publication Type: Journal Article ISSN: 0002-9645 Subjects--Topical Terms: AnimalsBacterial AdhesionCattleCattle Diseases--microbiologyColicins--biosynthesisEscherichia coli--pathogenicityEscherichia coli Infections--microbiologyIron Chelating Agents--metabolismSepsis--microbiologySiderophoresVirulence