| [the absence of yersinia enterocolitica in foods and animal reservoirs in areas of the state of pernambuco, brazil]. | a search for the presence of enteropathogenic bacteria in fresh vegetables obtained in 5 restaurants from the city of recife, revealed neither yersinia enterocolitica nor other pathogenic bacteria in 96 samples analyzed. furthermore, y. enterocolitica was not found in the oral and rectal swabs taken from 15 apparently healthy pigs at an abattoir in the municipality of bonito in the pernambuco state. another search in which twenty one rodents from four species and one marsupial specimen were exam ... | 1997 | 9273565 |
| 'candidatus phytoplasma sudamericanum', a novel taxon, and strain passwb-br4, a new subgroup 16sriii-v phytoplasma, from diseased passion fruit (passiflora edulis f. flavicarpa deg.). | symptoms of abnormal proliferation of shoots resulting in formation of witches' broom growths were observed on diseased plants of passion fruit (passiflora edulis f. flavicarpa deg.) in brazil. rflp analysis of 16s rrna gene sequences amplified in polymerase chain reactions containing template dnas extracted from diseased plants collected in bonito, pe, and viçosa, mg, brazil, indicated that such symptoms were associated with infections by two mutually distinct phytoplasmas. one phytoplasma, pa ... | 2011 | 21669919 |