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Actin pedestal formation by EPEC and EHEC does not require Cdc42. Pedestal formation by EPEC and EHEC is independent of Cdc42. EPEC and EHEC infection result in pedestal formation (arrows) in both WT (left panel) and Cdc42−/− FLCs (right panel) stained with phalloidin (F-actin, red) and DAPI (DNA, blue). Scale bar, 5 μm.
