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. 2018 Mar 22;33(2):131–141. doi: 10.1007/s12250-018-0003-8

Fig. 6.

Fig. 6

Intestinal changes in newborn piglets inoculated with PDCoV strain CHN-GD-2016. A Thin-walled small intestines (indicated by arrows) of a PDCoV-challenged newborn piglets at day 7 p.i.. B Macroscopic picture of a control piglet at day 7 p.i.. C Hematoxylin and eosin (H&E)-stained jejunum tissue section of a PDCoV-challenged piglet at day 7 p.i. (Blunt intestinal villus and hyperemia were indicated by arrows). D H&E-stained jejunum tissue section of a control piglet at day 7 p.i.. E Immunohistochemically stained jejunum tissue section of a PDCoV-challenged piglet at day 7 p.i. (PDCoV antigen was indicated by arrows). F Immunohistochemically stained jejunum tissue section of a control piglet at day 7 p.i.