During most of the 20th century, the epidemiology of tick-borne rickettsioses could be
summarized as the occurrence of a single pathogenic rickettsia on each continent. An …

Rickettsia are best known as strictly intracellular vector‐borne bacteria that cause mild to
severe diseases in humans and other animals. Recent advances in molecular tools and …

The hard tick family Ixodidae currently comprises 762 species worldwide, but an analysis of
the occurrence of these species in the worlds countries, territories, zoogeographic regions …

The family Ixodidae, whose members are commonly known as hard ticks, currently
comprises 137 Neotropical species, most of which are endemic to this region. Here we …

Until the year 2000, only three Rickettsia species were known in South America:(i) Rickettsia
rickettsii, transmitted by the ticks Amblyomma cajennense, and Amblyomma aureolatum …

Data on genus and infectious by Rickettsia were retrospectively compiled from the critical
review literature regarding all countries in Latin America, Caribbean islands, Portugal and …

Abstract Amblyomma maculatum Koch (the Gulf Coast tick) is a three-host, ixodid tick that is
distributed throughout much of the southeastern and south-central United States, as well as …

Rickettsia felis is an emergent pathogen belonging to transitional group rickettsiae. First
described in 1990, R. felis infections have been reported to occur worldwide in fleas …

It has been two decades since the first description of Rickettsia felis, and although a nearly
cosmopolitan distribution is now apparent, much of the ecology of this unique …

To quantify microbial composition and interactions, we identified prokaryotic communities in
the lone star tick (Amblyomma americanum) based on 16S rRNA gene sequences and …