CD14 and infection: CD14 expression level (ΔCt expressed as mean ± 1 SD; n = 10) in PMNs prior to BHV-1 infection (Day 0) were 5.8 ± 0.4 (WMS) and 5.1 ± 0.9 (PA) and CD14 expression levels also remain unchanged during BHV-1 infection (Day 4) at 6.1 ± 0.6 (WMS) and 6.2 ± 0.5 (PA).