K99 antigen | definition of K99 antigen by Medical dictionary
pilus antigen of enterotoxigenic Escherichia coli of calves and piglets, responsible for adhesion of the bacterium to intestinal cells, which is essential for them to be pathogenic. Vaccines based on purified K99 antigen produced by recombinant DNA technology are used for the control of the disease. Called also F5.
References in periodicals archive
Occurrence of K99 antigen
on Escherichia coli isolated from pigs and colonization of pig ileum by K99+ enterotoxigenic E.
Effect of the glucose and amino acids on expression of K99 antigen in Escherichia coli j Gen.
Detection of the K99 antigen by means of agglutination and immunoelectrophoresis in Escherichia coli isolates from calves and its correlation with enterotoxigenicity.