[ecological aspects of american tegumentary leishmaniasis: 8. evaluation of the enzootic activity of leishmania (viannia) braziliensis, in forest and peridomiciliary environments of the ribeira valley region, são paulo state, brazil].the evidence of mucocutaneous leishmaniasis transmission in the non-forest environment in the ribeira valley region, são paulo, brazil, has made this epidemiologic four years' study possible, viewing the enzootic activity of l. (v.) braziliensis. furthermore, the natural infection in small mammals and the domestic dog population has been completed in collecting of phlebotomine sandflies in the forest and peridomiciliar environments. positive test-results have only been found in resident dogs (ca ...19902095626
a survey of neospora caninum and toxoplasma gondii infection in urban rodents from brazil.abstract toxoplasma gondii is a protozoan parasite that infects humans and other warm blooded animals; it uses feral and domestic cats as the definitive hosts. neospora caninum is a protozoan parasite of animals whose life cycle is very similar to t. gondii, but uses canids as definitive hosts. small rodents play an important role in the life cycle of t. gondii and a few findings indicated that they may be natural intermediate hosts for n. caninum. the present study was aimed at identifying infe ...201121790367
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, ...19958731362
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