Table 3.
Evaluation of related concentrated water samples (river and WTP_R) for the presence of HEV RNA and infectious particles.
| Months | HEV RNA (gc/L) |
HEV Reduction (%) after Treatment | HEV Infectivity (*) | ||
|---|---|---|---|---|---|
| River | WTP_R | River | WTP_R | ||
| February | 355.5 | 320.8 | 9.8 | Negative | Negative |
| February | 78.2 | 49.3 | 37 | Negative | Negative |
| March | 4,029.1 | 0 | 100 | Negative | Negative |
| April | 7,383.1 | 2,379.3 | 67.8 | Negative | Negative |
| May | 1,936.5 | 428 | 77.9 | Negative | Positive |
| June | 1,394.9 | 126 | 91 | Positive | Positive |
| July | 1,755 | 22 | 98.7 | Negative | Negative |
| August | 206.5 | 24.2 | 88.3 | Negative | Negative |
| August | 113.3 | 0 | 100 | Positive | Positive |
*Based on RT-qPCR results, when RNA extracted from putative viruses produced in Vero E6 cultures were identified as HEV RNA; gc/L: genomic copies per liter of sampled water, calculated with RT-qPCR results (average values of two independent reactions) and data from Table 1.