FIG. 5.
Expression of fimbriae in an Lpf+ E. coli strain as visualized in transmission electron micrographs. (A) ORN172 (E. coli Δfim strain); (B) ORN172(pJOR5) (lpfABCC′DE); (C) crude preparation of LP fimbriae. Bars, 0.35 μm.
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