Table 3.
Phage lysis on Salmonella reference serovars upon three-passage treatments of a phage cocktail.
Salmonella | Treatment | Lysis Ability of Cocktail 1 (Phage Titer log PFU/mL) | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Passage | |||||||||||||
1 | 2 | 3 | |||||||||||
7 | 6 | 5 | 4 | 7 | 6 | 5 | 4 | 7 | 6 | 5 | 4 | ||
S. Enteritidis | Control | +++ | ++ | ++ | + | ++ | + | + | - | ++ | ++ | - | - |
Cocktail | ++ | ++ | + | + | ++ | ++ | + | - | ++ | ++ | - | - | |
S. Typhimurium | Control | +++ | +++ | ++ | + | +++ | ++ | + | - | +++ | ++ | + | - |
Cocktail | +++ | ++ | + | + | +++ | +++ | + | + | +++ | ++ | + | - |
1 Lysis ability: +++ indicates strong lysis; ++ indicates medium lysis; + indicates weak lysis; − indicates no lysis. The control is the culture without prior phage cocktail treatment.