Quantity: 500 µg. Format: Liquid. Description: K99 pilus antigen is frequently associated with enterotoxigenic strains of E. coli isolated from the intestine of calves, sheep and pigs. Pilus antigens have been shown to be the main attachment mechanism whereby EPEC attach to and colonize the small intestine of neonatal an... Immunogen: Purified E. coli K99 Pili. Specificity: These antibodies do not cross-react with K99-negat...  More »