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. 2015 Mar 11;10(3):e0118557. doi: 10.1371/journal.pone.0118557

Table 3. Results of spot test assays and efficiency of plating (EOP) on ESBL-E. coli, SARA, and SARB strains.

Bacteriophage SU10 SU16 SU27 SU32 SU57 SU63 Average %
Number of ESBL strains (n = 20)
Lysed strains in spot test assays 7 9 13 7 2 9 7.83 39
High production, (EOP ≥ 0.5) 2 5 4 1 1 1 2.33 12
Medium production, (0.1≤ EOP <0.5) 0 0 0 0 0 0 0.00 0
Low production, (0.001< EOP <0.1) 2 0 1 0 0 0 0.50 3
No production, (EOP ≤ 0.001) 3 4 8 6 1 8 5.00 25
Number of SARA strains (n = 72)
Lysed strains in spot test assays 2 1 2 7 3 1 2.67 4
High production, (EOP ≥ 0.5) 0 0 0 0 0 0 0.00 0
Medium production, (0.1≤ EOP <0.5) 0 0 0 2 1 0 0.50 1
Low production, (0.001< EOP <0.1) 0 0 0 0 0 0 0.00 0
No production, (EOP ≤ 0.001) 2 1 2 5 2 1 2.17 3
Number of SARB strains (n = 70)
Lysed strains in spot test assays 3 2 1 5 4 4 3.17 16
High production, (EOP ≥ 0.5) 0 0 0 0 1 0 0.17 1
Medium production, (0.1≤ EOP <0.5) 0 0 0 1 0 0 0.17 1
Low production, (0.001< EOP <0.1) 0 0 0 1 0 0 0.17 1
No production, (EOP ≤ 0.001) 3 2 1 3 3 4 2.67 13
High EOP /spot test ratio 0.17 0.42 0.25 0.05 0.22 0.07 0.20 -
High+Medium/spot test ratio 0.17 0.42 0.25 0.21 0.33 0.07 0.24 -
Sum of EOP values 1.94 5.85 3.96 2.67 3.30 1.30 3.17 -