Histopathological scores from left/right hemisphere of the brain and spinal cord.

Left score #/Right score #; Scores; 0 = no lesions, 1 = minimal perivascular inflammatory infiltrate, no gliosis, no neurodegeneration, no satellitosis, and no necrosis, 2 = mild perivascular inflammatory infiltrate, mild gliosis, no neurodegeneration, no satellitosis, and no necrosis, 3 = moderate inflammatory infiltrate with moderate gliosis, mild neurodegeneration, mild satellitosis, and mild necrosis, and 4 = severe inflammatory infiltrate with moderate to severe gliosis, neurodegeneration, satellitosis, and necrosis.FC = frontal cortex, BG = basal ganglia, TH = thalamus, OC = occipital cortex, CB/BS = cerebellum/brain stem, SC = spinal cord; PI = post-inoculation.