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What is Which of the following E. coli causes diarrhoea by affecting intestinal surface villi: and explain in detail?
Ans. (d) EPEC Ref. Ananthanarayan 9/e, p 279 Enteropathogenic = enteroadherent E. coli Cause diarrhea in infant and children. Strains that carry PEAF plasmid are termed typical EPEC while those lacking it are called atypical Non-toxigenic and non-invasive. Produce diarrhea by disruption of brush border. Bacilli adhere to upper small intestine through adhesion receptor synthesized by bacteria which is then inseed in to host put wall.