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Transmission electron microscope (TEM) and scanning electron microscopy (SEM) analysis of tailspike protein (TSP)-treated Ab-54149. Untreated bacterial morphology was intact (A,D). Lysed cells were observed after treatment with TSP (100 ng) for 4 h (B,E), whereas most of the cells were lysed after 1 h of phage φAB6 infection (C,F).
