Figure 4From: Assessment of cross-protection induced by a bluetongue virus (BTV) serotype 8 vaccine towards other BTV serotypes in experimental conditionsEvolution of serogroup specific antibodies. The results are presented for each animal as the percentage of negativity (PN) obtained in the competitive ELISA. Data for non-vaccinated (filled circle) and vaccinated (triangle) animals are shown for BTV1 (A, B), BTV2 (C, D), BTV4 (E, F), BTV9 (G, H) and BTV16 (I, J). Dotted line represents the cut-off value recommended by the manufacturer and dashed line the one suggested by Vandenbussche et al. [18]. dpi: day post-infection.Back to article page