In response to ONNV MOI 1, SC reduced CD55 and CD59 gene expression by about two-fold (2.89 × 10−3 ± 1.41 × 10−3, p < 0.05) and three-fold (1.19 × 10−2 ± 3.31 × 10−3, p < 0.05), respectively, at 24 h post infection. This evidence concerns the gene CD55 and infection.