Volume 18, Number 12—December 2012
Dispatch
West Nile Virus Neurologic Disease in Humans, South Africa, September 2008–May 2009
Table 2
Results of a time-trial experiment with serum samples from a WNV-infected person, South Africa*
Days after exposure to WNV | IgM ELISA† | Neutralization assay (titer) | Nested PCR |
---|---|---|---|
0 | Neg | Neg | Neg |
8 | Neg | Neg | Pos |
9 | Neg | Neg | Pos |
10 | Neg | Neg | Neg |
11 | Neg | Neg | Neg |
13 | Neg | Pos (20) | Neg |
16 | Pos | Pos (40) | Neg |
26 | Pos | Pos (40) | Neg |
30 | Pos | Pos (80) | Neg |