Figure 2From: PR-39, a porcine host defence peptide, is prominent in mucosa and lymphatic tissue of the respiratory tract in healthy pigs and pigs infected with actinobacillus pleuropneumoniaePR-39 positive cells in lung tissue of pig 11 on day 21 after infection. A) Semiserial haematoxylin-eosin stained histological section with necrotic areas characterized by pyknosis (arrows) and amorphous cellular debris, bar 50 μm. B) PR-39 positive cells occur within necrotic areas, bar 50 μm.Back to article page