Baseline | Exp. 1 | Exp. 2 | Exp. 3 | ||
---|---|---|---|---|---|
System | Reservoir | (5 months) | (8 months) | (13 months) | (15 months) |
Control (always 39 °C) | Distal taps (water) | 5.01E + 07 | 3.02E + 07 | 1.02E + 08 | 2.17E + 08 |
Tank + recirc (water) | 1.30E + 09 | 2.94E + 08 | 7.55E + 08 | 1.55E + 09 | |
Experimental | Distal taps (water) | 5.60E + 07 | 5.92E + 06 | 2.44E + 07 | 4.98E + 06 |
Tank + recirc (water) | 3.94E + 09 | 1.55E + 08 | 2.63E + 07 | 7.12E + 07 | |
Control normalized to experimental | 39 °C/39 °C | 39 °C/42 °C | 39 °C/51 °C | 39 °C/58 °C | |
Total system L. pneumophila genes (water) | 0.30 | 2.0 | 16.9 | 23.2 | |
Tank + recirc L. pneumophila genes (water) | 0.33 | 1.9 | 28.7 | 21.8 | |
Distal tap L. pneumophila genes (water) | 0.89 | 5.1 | 4.2 | 43.6 |