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Phage plaque and virion morphology. (A) The phage SH-KP152226 produced plaques surrounded by an expanding halo after incubation with K. pneumoniae strain 2226. Pure phage plaques were observed on the first day, and the halos surrounding the plaques increased in size after 7 days at 4°C. (B) TEM images revealing the morphology of the phage SH-KP152226.
