Isolation and Physiomorphological Characterization of Escherichia coli O157:H7-Infecting Bacteriophages Recovered from Beef Cattle Operations

Figure 5

(a) Phage survival at 4°C over 90 d. Data was expressed as mean ± SD for three independent experiments

(b) Phage survival at −20°C over 90 d. Data was expressed as mean ± SD for three independent experiments

(c) Phage survival at −80°C over 90 d. Data was expressed as mean ± SD for three independent experiments