TABLE 2.
Experimental outcomes of environmental sampling and phage isolation performed by five student groups
| Group 1 | Group 2 | Group 3 | Group 4 | Group 5 | Positive control | |
|---|---|---|---|---|---|---|
| Sample type | Water | Water | Water | Water | Water | Water spiked with dog feces |
| Sample collection site | Toilet Grease trap Bathroom sink River |
Bathroom drain Laboratory drain Water from plant pot tray Toilet |
Sink drain Bathroom drain Bathroom drain Public square fountain |
Laundry drain Bathroom drain Water tank Bathroom drain |
Bathroom drain Toilet Toilet Bathroom drain |
Not applied |
| Host bacterial strain | E. coli DH5α | E. coli BL21 |
E. coli
ATCC 25922 |
P. aeruginosa PA14 |
P. mirabilis
ATCC 25933 |
E. coli DH5α |
| Presence of infective phages | Yes | Yes | Yes | Yes | No | Yes |
| Host range of isolated phages | E. coli DH5α |
E. coli BL21
E. coli ATCC 25922 |
E. coli DH5α
E. coli ATCC 25922 |
P. aeruginosa PA14 | Not applied | Not tested |