Figure 5From: First demonstration of the circulation of a pneumovirus in French pigs by detection of anti-swine orthopneumovirus nucleoprotein antibodiesSOV N ELISA results. Optical density (OD) was varying between herds with some specific pathogen free piglets before colostrum uptake staying free of anti-pneumovirus antibodies. Dilution 1/800 was selected for the analysis. The characteristics of the selected pig farms are presented in Table 1.Back to article page