Table 1.
Mean and Standard Error Peak Viral Titers in Log10 Plaque Forming Units per Milliliter for Each Western Equine Encephalomyelitis Virus Strain on Each Cell Type
| Strain | Year | Vero (48 h) | DEF (24 h) | C6/36 (72 h) | Mean | |||
|---|---|---|---|---|---|---|---|---|
| BFS1703 | 1953 | 4.90 | 0.53 | 5.30 | 0.10 | 6.77 | 0.60 | 5.66a |
| BFS4740 | 1964 | 4.63 | 0.42 | 5.83 | 0.31 | 5.77 | 0.55 | 5.41a |
| BFN3060 | 1971 | 5.17 | 0.15 | 5.40 | 0.10 | 6.27 | 0.21 | 5.61a |
| KERN5547 | 1983 | 5.23a | 0.25 | 5.80 | 0.45 | 6.20 | 0.26 | 5.72a |
| COA592 | 1992 | 5.23 | 0.30 | 5.40 | 0.20 | 6.40 | 0.10 | 5.74a |
| IMP181 | 2005 | 4.67 | 0.15 | 5.70 | 0.46 | 6.33 | 0.06 | 4.98b |
| Mean | 5.00a | 5.28b | 6.32c | |||||
Maxima appeared on different days for different cell types. Row and column means followed by the same letter were not significantly different using a Newman–Keuls multiple comparison test (p > 0.05).
a
Peak titer at 72 h.
DEF, duck embryo fibroblast.