Rhipicephalus sanguineus, commonly known as the brown dog tick, is a three-host tick that
feeds primarily on dogs and occasionally on other hosts, including humans. R. sanguineus …

Ehrlichiosis is a disease caused by rickettsial organisms belonging to the genus Ehrlichia. In
Brazil, molecular and serological studies have evaluated the occurrence of Ehrlichia species …

Dogs and cats in Brazil serve as primary hosts for a considerable number of parasites, which
may affect their health and wellbeing. These may include endoparasites (eg, protozoa …

Companion vector-borne diseases (CVBDs) are an important threat for pet life, but may also
have an impact on human health, due to their often zoonotic character. The importance and …

Canine vector-borne diseases (CVBDs) are highly prevalent in Brazil and represent a
challenge to veterinarians and public health workers, since some diseases are of great …

This study compared the vector competence of four populations of Rhipicephalus
sanguineus group ticks for the bacterium Ehrlichia canis, the agent of canine monocytic …

Simple Summary In dogs, ehrlichiosis is caused by three Ehrlichial species, namely
Ehrlichia canis, E. ewingii, and E. chaffeensis; however, E. canis is the pathogen that most …

Rhipicephalus sanguineus is a tick species described in 1806 by Latreille, based on
specimens probably collected in France. However, this is a taxon with uncertain …

A genetic analysis of partial sequences of the mitochondrial 16S and 12S rDNA genes of
Rhipicephalus sanguineus sensu lato collected in the Southern Cone of South America was …

Ehrlichia spp are tick-borne intracellular gram-negative a-proteobacteria that multiply in
microcolonies known as morulae. 1, 2 They mainly infect leukocytes (monocytes …