Volume 12, Number 6—June 2006
Dispatch
West Nile Virus Infection in Humans and Horses, Cuba
Table 2
Summary of human sera tested for evidence of WNV infection by ELISA and PRNT*
Patient code | ELISA result† |
90% PRNT titers |
|||||
---|---|---|---|---|---|---|---|
IgM | IgG | HI titer† | WNV | SLEV | DENV | Interpretation | |
M.M. | +/+ | +/+ | 40/160 | 320 | – | – | WNV |
K.R. | +/+ | +/+ | 20/80 | 160 | – | – | WNV |
O.G. | -/- | +/+ | 20/20 | 40 | – | – | WNV |
M.L. | -/- | +/+ | 20/20 | – | 640 | 80 | SLEV |
A.M.L. | -/- | +/+ | 20/40 | – | 320 | – | SLEV |
R.A. | ND/– | ND/+ | 1,280 | – | 80 | – | SLEV |
P.Y. | ND/– | ND/+ | <20 | – | 40 | – | SLEV |
M.V. | -/- | +/+ | 20/40 | – | 80 | – | SLEV |
J.A.R. | -/- | +/+ | 20/40 | 40 | 80 | 80 | Unidentified flavivirus |
R.C. | -/- | +/+ | 20/20 | – | – | 80 | DENV |
A.P. | -/- | +/+ | 20/20 | – | – | – | Unidentified flavivirus |
L.V. | -/- | +/+ | 20/40 | – | – | – | Unidentified flavivirus |
D.B. | ND/– | ND/+ | ND | – | – | – | Unidentified flavivirus |
*WNV, West Nile virus; ELISA, enzyme-linked immunosorbent assay; PRNT, plaque reduction neutralization test; Ig, immunoglobulin; HI, hemagglutination inhibition; SLEV, Saint Louis encephalitis virus; DENV, dengue virus; ND, not done.
†Acute-phase/convalescent-phase serum samples.