Volume 12, Number 6—June 2006
Dispatch
West Nile Virus Infection in Humans and Horses, Cuba
Table 1
Summary of horse sera tested for evidence of WNV infection by ELISA and PRNT*
Sample no. | % inhibition (ELISA) |
90% PRNT titer |
|||
---|---|---|---|---|---|
Anti-WNV | Antiflavivirus | WNV | SLEV | Interpretation | |
C-7 | 65.3 | 65.2 | 160 | 20 | WNV |
C-13 | 58.9 | 60.4 | 320 | – | WNV |
C-19 | 63.2 | 63.3 | 320 | – | WNV |
C-20 | 74.6 | 62.2 | 640 | – | WNV |
C-2 | 44.4 | 60.4 | – | 20 | SLEV |
C-4 | 11.6 | 40.1 | – | 20 | SLEV |
C-5 | 67.5 | 67.6 | – | 20 | SLEV |
C-11 | 10.5 | 26.7 | – | 40 | SLEV |
C-12 | 32.2 | 68.0 | – | 20 | SLEV |
C-15 | 27.4 | 68.9 | – | 40 | SLEV |
C-16 | 64.6 | 65.7 | – | 40 | SLEV |
C-18 | 59.1 | 68.2 | – | 40 | SLEV |
C-10 | 62.7 | 66.3 | 80 | 40 | Unidentified flavivirus |
C-1 | 22.3 | 74.4 | – | – | Unidentified flavivirus |
C-3 | 40.5 | 54.1 | – | – | Unidentified flavivirus |
C-6 | 28.5 | 74.8 | – | – | Unidentified flavivirus |
C-9 | 40.9 | 73.6 | – | – | Unidentified flavivirus |
C-14 | 34.8 | 41.0 | – | – | Unidentified flavivirus |
C-21 | 9.9 | 68.4 | – | – | Unidentified flavivirus |
*WNV, West Nile virus; ELISA, enzyme-linked immunosorbent assay; PRNT, plaque reduction neutralization test; SLEV, Saint Louis encephalitis virus.