| giardia survey in live-trapped small domestic and wild mammals in four regions in the southwest region of the state of são paulo, brazil. | for the first time, a survey on giardia in live-trapped small domestic and wild mammals was performed in four regions of state of the são paulo, brazil, with special attention to the parasitism of rattus rattus rattus by giardia. this species was found infected in all studied sites: botucatu (15.4%), conchas (28.5%), itaporanga (38.7%) and são roque (100%). two new hosts and their frequency of infection were described for giardia in nectomys squamipes, an aquatic rodent and in bolomys lasiurus, ... | 1995 | 8731362 |
| hantavirus pulmonary syndrome in the state of são paulo, brazil, 1993-1998. | between 1993 and 1998, 10 cases of clinical hantavirus infection were diagnosed in brazil. hantavirus-specific igm, or positive immunohistochemical analysis for hantavirus antigen, or positive reverse transcription-polymerase chain reaction results for hantavirus rna were used to confirm nine of these cases; eight were hantavirus pulmonary syndrome (hps), and one was mild hantavirus disease. the remaining clinical case of hantavirus infection was fatal, and no tissue was available to confirm the ... | 2001 | 12653146 |