Fig. 4From: Comparison of clinical and immunological findings in gnotobiotic piglets infected with Escherichia coli O104:H4 outbreak strain and EHEC O157:H7Brainstem of a piglet infected with E. coli O157:H7. Liquefaction necrosis: p proliferation of vessels, n neuronal necrosis, g gitter cells (lipid-laden microglia phagocytes)Back to article page