Pathological changes in suckling mice after SADS-CoV infection. Three 2- and 7-day-old SADS-CoV-infected and mock-infected mice were euthanized and used to examine the pathological changes in the heart, lungs, liver, spleen, kidneys, stomach, small intestine, large intestine, and brain. Images were acquired using a Pannoramic MIDI system. Scale bars: 100 μm.