Affiliation: | 1)Department of Pathogenetic Veterinary Sciences, The United Graduate School of Veterinary Sciences, Gifu University, 1–1 Yanagido, Gifu 501–1193, Japan;2)Department of Veterinary Pathology, Faculty of Agriculture, Iwate University, 3–18–8 Ueda, Morioka, Iwate 020–8550, Japan |