Figure 4From: Immunofluorescence Analysis of Duck plague virus gE protein on DPV-infected ducksThe immunofluorescence distribution of DPV gE antigen on digestive organs. The tissue sections were detected at 24 h post-infection. The positive signals were yellow-green, and widely distributed in a and b (liver and duodenum); and no positive signals were detected on the liver and duodenum of mock-infected ducks (c and d).Back to article page