survey of ticks (acari: ixodidae) and their rickettsia in an atlantic rain forest reserve in the state of são paulo, brazil.the current study investigated the occurrence of ticks and their rickettsiae in the serra do mar state park, which encompasses one of the largest atlantic rain forest reserves of brazil. from july 2008 to june 2009, a total of 2439 ticks (2,196 free living and 243 collected on hosts) was collected, encompassing the following 13 species: amblyomma aureolatum (pallas), amblyomma brasiliense aragao, amblyomma dubitatum neumann, amblyomma fuscum neumann, amblyomma incisum neumann, amblyomma longiros ...201020939390
microorganisms in ticks (acari: ixodidae) collected on marsupials and rodents from santa catarina, paraná and mato grosso do sul states, brazil.information about tick fauna and monitoring of pathogen prevalences in ticks (acari: ixodidae) in various habitat types can enhance knowledge about the epidemiology of tick-borne pathogens in brazil. this work shows the results of a study of tick parasitism of wild rodents and marsupials collected in seven localities in the southern part of brazil, within atlantic forest and cerrado biomes. a total of 61 ticks were collected from small mammals, and after identification to the species level, the ...201727769655
validation of the taxon ixodes aragaoi fonseca (acari: ixodidae) based on morphological and molecular data.the species ixodes aragaoi fonseca was described as ixodes ricinus aragaoi, and later placed in synonymy with ixodes affinis. however, this synonymy was rejected and the subspecies was elevated to species, and named as i. aragaoi. some researchers did not consider the validity of i. aragaoi and maintained the synonymy proposed until 1998 when i. aragaoi was revalidated, and it was suggested that ixodes pararicinus could be a synonym. the aim of this study was to confirm the taxonomic validity of ...201425283212
borrelia burgdorferi sensu lato in ixodes longiscutatus ticks from brazilian pampa.borrelia burgdorferi sensu lato (s.l.) complex includes the agents of lyme disease/borreliosis in north america, europe, and asia, such borrelia burgdorferi sensu stricto, borrelia afzelii, borrelia garinii, borrelia bavariensis, borrelia spielmanii, borrelia bissettiae, and borrelia mayonii. in 2013 b. burgdorferi s.l. was reported for the first time in the neotropical region, from ixodes aragaoi ticks in uruguayan pampa. in addition, from 2011 to 2016, 17 suspected human cases of borreliosis-l ...201728847698
ticks infesting cattle and humans in the yungas biogeographic province of argentina, with notes on the presence of tick-borne bacteria.this study was performed to determine the tick species that infest cattle and humans throughout an altitudinal gradient in the yungas biogeographic province of argentina. the presence of tick-borne bacteria of the genera rickettsia, ehrlichia and borrelia in the collected ticks was also evaluated. samples of ticks parasitizing cattle and humans were carried out in different seasons. questing ticks (adults and nymphs) were collected from vegetation and analyzed to detect the presence of rickettsi ...201829380169
[notes on ticks. iii. confirmation of ixodes aragaoi fonseca 1935, ixodes amarali fonseca 1935; list of brazilian species of the genus ixodes (acari: ixodidae)]. 195213012857
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