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Phenotypes of REPEC O103 and Mutant Strains
| Strain | Adherence* | A/E lesions and cup-like structures | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| IL | PP | CE | PC | IL | PP | CE | PC | |||||||||
| REPEC O103 | +++ | +++ | + | +++ | + | + | – | + | ||||||||
| AAF004 (EspA−) | ++ | ++ | + | ++ | – | – | – | – | ||||||||
| AAF005 (EspB−) | ++ | ++ | + | ++ | – | – | – | – | ||||||||
Degree of adherent efficiency was assigned as follows: +, few adherent bacteria; ++, diffuse adherence; +++, intimate adherence. Tissue samples: IL, ileum; PP, Peyer's patches; CE, cecum; PC, proximal colon.
