TABLE 3.
Recovery of FRNAPHs spiked into 50 ml of autoclaved lake water by the entrapment method using a noncharged MF (n = 3 for each run)a
| Run | Phage (genotype) | Spiked amt (PFU) | No. of positive samples/total no. |
|---|---|---|---|
| 1 | MS2 (GI) | 3.9 × 100 | 3/3 |
| GA-like (GII) | 8.1 × 102 | 3/3 | |
| Qβ (GIII) | 2.7 × 103 | 3/3 | |
| 2 | MS2 (GI) | 7.7 × 102 | 3/3 |
| GA-like (GII) | 4.0 × 100 | 3/3 | |
| Qβ (GIII) | 2.7 × 103 | 3/3 | |
| 3 | MS2 (GI) | 7.7 × 102 | 3/3 |
| GA-like (GII) | 8.1 × 102 | 3/3 | |
| Qβ (GIII) | 1.3 × 101 | 2/3 |
a
Underlining indicates the phage strains (genotypes) that were spiked to achieve a relatively low concentration in a sample compared to other phage strains (genotypes).