Figure 15: Brain of fish infected with E. fecalis showing; focal gliosis in the cerebral cortex, notice; the perivascular
and pericellular edema. (H&E X400).
Figure 16: Brain of fish infected with E. fecalis presenting; area of liquifactive necrosis replaced by inflammatory
cells.(H&E X400)
Figure 17: Brain of fish infected with dys presenting; neuronal degeneration and necrosis, notice the necrotic cells
appeared ghost like without nuclei.(H&E X400)
Figure 18: Brain of fish infected with L. garvieae showing marked satellosis and neuronophagia of the necrotic
neurons. (H&E X400)