“…Pathogenic Yersinia causes gastroenteritis, with clinical symptoms including abdominal pain, diarrhea, and fever. Recently, Y. enterocolitica serotype O8, which is highly pathogenic to humans, has spread not only in Japan [ 3 , 10 ] but also in some European countries [ 13 , 15 , 16 , 17 ]. Pigs are considered the most important natural reservoir of pathogenic Yersinia [ 1 , 8 ].…”