Figure 4From: Damage to intestinal barrier integrity in piglets caused by porcine reproductive and respiratory syndrome virus infectionHistopathological changes in the intestine. Microscopy magnification: 50 × . Scale bar: 200 μm. A–C Duodenum, jejunum and ileum samples collected from control pigs. D–F Duodenum, jejunum, and ileum samples collected from PRRSV-infected pigs.Back to article page