Intraneuronal eosinophilic bodies of beef cattle (Japanese brown)

Eosinophilic cytoplasmic inclusion bodies were observed in the midbrain, pons, medulla and spinal cord of beef cattle (Japanese Brown). The inclusion bodies, observed in 14 of 20 cases exhibiting neurological signs and in one of nine healthy cases, differed in morphology and/or staining properties from previously reported inclusion bodies in humans and animals.