Table 1. Antibody titers against West Nile virus (WNV) and Usutu virus in 47 serum samples from common coots, Doñana, Spain.
WNV titer | Usutu virus titer |
|||||
---|---|---|---|---|---|---|
Negative | 20 | 40 | 80 | 160 | 320 | |
20 | 11 | – | – | – | – | – |
40 | 12 | 2 | 1 | – | – | – |
80 | 10 | 3 | – | – | – | – |
160 | 2 | 1 | 1 | – | – | – |
320 | 2 | 2 | – | – | – | – |