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Bacterial challenge test of phage SFP10 with S. Typhimurium SL1344 (A) and E. coli O157:H7 ATCC 43890 (B). The graphs show viable-cell counts of samples collected every hour. Each strain was infected with phage SFP10 when the OD at 600 nm was 1.0. Circles, non-SFP10-infected sample; squares, SFP10-infected sample. The error bars indicate standard deviations.
