| small rodents fleas from the bubonic plague focus located in the serra dos orgãos mountain range, state of rio de janeiro, brazil. | eleven species of fleas were collected from 601 small rodents, from november 1995 to october 1997, in areas of natural focus of bubonic plague, including the municipalities of nova friburgo, sumidouro and teresópolis, state of rio de janeiro, brazil. among 924 fleas collected, polygenis (polygenis) rimatus (rhopalopsyllidae) was the predominant species regarding the frequency, representing 41.3% (n:382), followed by p. (neopolygenis) pradoi, representing 20% (n:185) and craneopsylla minerva mine ... | 2001 | 11500756 |
| rickettsia infection in five areas of the state of são paulo, brazil. | this study investigated rickettsial infection in animals, humans, ticks, and fleas collected in five areas of the state of são paulo. eight flea species (adoratopsylla antiquorum antiquorum, ctenocephalides felis felis, polygenis atopus, polygenis rimatus, polygenis roberti roberti, polygenis tripus, rhopalopsyllus lugubris, and rhopalopsyllus lutzi lutzi), and five tick species (amblyomma aureolatum, amblyomma cajennense, amblyomma dubitatum, ixodes loricatus, and rhipicephalus sanguineus) were ... | 2007 | 18094887 |
| arthropod parasites of the red-bellied squirrel callosciurus erythraeus introduced into argentina. | the introduction of an exotic species usually modifies parasite-host dynamics by the import of new parasites or the exotic species' acquiral of local parasites. the loss of parasites may determine the outcome of an invasion if the introduced species is liberated from co-evolved parasites in its range of invasion. in addition, an introduced species may pose sanitary risks to humans and other mammals if it serves as a reservoir of pathogens or carries arthropod vectors. the red-bellied squirrel, c ... | 2013 | 23252828 |