Epizootic Hemorrhagic Disease Virus Serotype 6 Infection in Cattle, Japan, 2015
Yuka Kamomae, Masahiro Kamomae, Yasuyuki Ohta, Mikoto Nabe, Yuichi Kagawa, Yuji Ogura, Tomoko Kato, Shogo Tanaka, Tohru Yanase, and Hiroaki Shirafuji
Author affiliations: Awaji Livestock Hygiene Service Center, Minamiawaji, Japan (Y. Kamomae, Y. Ohta, Y. Kagawa); Himeji Livestock Hygiene Service Center, Himeji, Japan (M. Kamomae, M. Nabe, Y. Ogura); National Agriculture and Food Research Organization, Kagoshima, Japan (T. Kato, S. Tanaka, T. Yanase, H. Shirafuji)
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Figure 1
Figure 1. Lesions and epizootic hemorrhagic disease virus serotype 6 (EHDV-6) antigen in esophagus of necropsied cow, Japan, 2015. A) Dilation of lumen. Cross-section of formalin-fixed esophagus of affected cow (right) and control (left). B) Hyaline degeneration of striated muscle accompanied by cell infiltration. Phosphotungstic acid–hematoxylin stain. Scale bar indicates 50 μm. C) EHDV-6 antigen (arrowhead) in vascular endothelium in esophageal muscularis externa. Immunohistochemical stain. Scale bar indicates 20 μm.
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