TABLE 4.
Nested-PCR results in urban sewage samples collected in Barcelonaa (site 1)
| Sample and date of collection (day-mo-yr) | HAd | BKV | JCV | SV40 |
|---|---|---|---|---|
| BCN1 (29-09-97) | + (−1) | + (−1) | + (−2) | − |
| BCN2 (07-10-97) | + (−1) | + (−1) | + (−2) | − |
| BCN3 (21-10-97) | + (−1) | + (−2) | + (−3) | − |
| BCN4 (28-10-97) | + (0) | + (−1) | NT | − |
| BCN5 (07-11-97) | + (−1) | + (0) | + (−1) | − |
| BCN6 (11-11-97) | + (−1) | + (−1) | + (−1) | − |
| BCN7 (19-11-97) | + (−2) | + (−1) | + (−2) | − |
| BCN8 (05-12-97) | + (−2) | + (−1) | + (−2) | − |
| BCN9 (17-12-97) | − | − | − | − |
| BCN10 (30-12-97) | + (−2) | + (−1) | + (−3) | − |
| BCN11 (09-01-98) | + (0) | − | + (−1) | − |
| BCN12 (12-01-98) | + (−2) | + (0) | + (−3) | − |
| BCN13 (16-01-98) | + (−1) | + (0) | + (−3) | − |
| BCN14 (23-01-98) | + (−2) | − | + (−2) | − |
| BCN15 (02-02-98) | + (−2) | − | + (−1) | − |
| BCN16 (11-02-98) | + (−2) | − | + (−3) | − |
a
Results obtained after nested-PCR analysis of 4 ml of sewage. HAd, human Ad; +, positive; −, negative; NT, not tested. Numbers in parentheses after results are the highest decimal dilutions positive by nested PCR.