Virulence Factor Function
Capsule Antiphagocytic, evasion of immune recognition
Type 1 fimbriae Adhesion
P fimbriae Adhesion
Other fimbriae (S, F1C) Adhesion
Flagella Motility
Lipopolysaccharide Endotoxic
Outer membrane proteins (e.g. OmpA, IroN, FhuA, IutA) Receptors and membrane transporters
α-hemolysin Hemolysis
Cytolysins (CNF1, CDT) Cytotoxicity
Secreted autotransporter toxin Cytotoxicity
Siderophores (aerobactin, enterobactin) Iron scavenging
Table 1: Common Virulence Factors of Uropathogenic Escherichia coli