A microbiologist wants to develop a vaccine for prevention of attachment of diarrhoeagenic E. coli to the specific receptors in the gastro-intestinal tract. All of the following fimbrial adhesions would be appropriate vaccine candidates except :
D. K 88
Correct answer : B. P-Pili
P-Pili are involved in the pathogenesis of pyelonephritis. It binds to the P blood group substance on erythrocytes and uroepithelial cells. They have no role in gastrointestinal infection.