| genetic diversity among mycoplasma species bovine group 7: clonal isolates from an outbreak of polyarthritis, mastitis, and abortion in dairy cattle. | a comprehensive genetic analysis of 60 mycoplasma sp. bovine group 7 isolates from different geographic origins and epidemiological settings is presented. twenty-four isolates were recovered from the joints of calves during sporadic episodes of polyarthritis in geographically distinct regions of queensland and new south wales, australia, including two clones of the type strain pg5o. a further three australian isolates were also recovered from the tympanic bulla, retropharyngeal lymph node and th ... | 2001 | 11669541 |