| serologic survey for bovine pathogens in free-ranging european bison from poland. | from 1980 to 1983, blood was taken from 60 selected european bison (bison bonasus) in poland. serum samples were tested for the presence of antibodies against brucella abortus, 14 serovars of leptospira interrogans, chlamydia spp., coxiella burnetti; foot and and mouth disease virus, bovine leukemia virus and bovine herpes virus-1. in addition, an attempt was made to isolate bovine herpes virus-1 from the prepuce of selected bulls. serological tests suggested chlamydial infection in 28 bison, su ... | 1991 | 2023316 |