Escherichia colh o Toxins: two types of enterotoxin; Shiga-type toxin; Enteroaggregative ST-like toxin Hemolysins; Endotoxin o Type Ill secretion system o Adhesions -colonization factors both pili or fimbriae non-fimbrial factors involved in attachment. There are at least 21 different types of adhesions Virulence factors that protect the bacteria from host defenses: Capsule/ron capturing ability (enterochelin) o Outer membrane proteinsEscherichia coli ⚫ Toxins: two types of enterotoxin; Shiga-type toxin; Enteroaggregative ST-like toxin; Hemolysins; Endotoxin ⚫ Type III secretion system ⚫ Adhesions –colonization factors ; both pili or fimbriae ;non-fimbrial factors involved in attachment. There are at least 21 different types of adhesions. ⚫ Virulence factors that protect the bacteria from host defenses: Capsule/Iron capturing ability (enterochelin) ⚫ Outer membrane proteins