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Adherence of derivatives of E. coli ORN103 and EHEC O113:H21 (EH41) to Chinese hamster ovary cells (CHO-K1). (A) E. coli ORN103(pWSK:lpf); (B) E. coli ORN103(pWSK29); (C) parent strain EHEC O113:H21 (EH41); (D) EH41lpf−. Arrows indicate adherent bacteria.
