Table. Logarithmic titers of West Nile virus infectious particles (per 0.1 mL of 10% tissue suspension) present in each type of sample, as detected by plaque assay in Vero cells.
Type of sample | No. tested | Median (range) |
---|---|---|
Kidney/spleen pool |
7 |
1.0 (<1.0 to 3.3) |
Cloacal swab |
12 |
1.9 (<1.0 to 4.0) |
Vascular pulp of flight feather | 12 | 4.9 (3.5 to >7.4) |