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Freeze–fracture immunogold labeling of E. coli cells. Shown are SDS-digested freeze–fracture replicas of E. coli cells labeled with anti-RNase E (A), anti-PNPase (B), anti-RhlB helicase (C), anti-enolase (D), or anti-β-Gal (E) antibodies. Same growth phase for cells used in Fig. 2. (Bars = 100 nm.)
