Volume 14, Number 7—July 2008
Importation of West Nile Virus Infection from Nicaragua to Spain
|Sample/ d after onset||WNV
*PRNT, plaque reduction neutralization assay; Ig, immunoglobulin; Ab, antibodies; IT, intrathecal; S1, first serum sample, obtained 13 days after onset of symptoms; CSF, cerebrospinal fluid; Pos, positive; S2, second serum sample, obtained 160 days after onset of symptoms.
†Results expressed as the ratio of sample absorbance to cutoff value (positive >1.0).
§IT production of WNV IgG (ELISA).
¶IT production of WNV antibodies (PRNT).
#CSF tested diluted 1:2.