Neosporosis in goats: central nervous system lesions in naturally infected animals. Hematoxylin and eosin staining. A. Glial focus, cells with rounded and hyperchromatic nuclei in the brainstem (fetus 4); bar = 100 μm. B. Gliosis in the cerebral cortex, cells with rounded and hyperchromatic nuclei (goat 1); bar = 100 μm. C. Cerebral cortex near the cruciate sulcus, displaying multinucleategiant cells and perivascular cuffs (goat 1); bar = 50 μm. D. Obex. Neospora caninum cyst in the neuronalcytoplasm (goat 4); bar = 50 μm.