The recent scientific literature on plant-derived agents with potential or effective use in the
control of the arthropod vectors of human tropical diseases is reviewed. Arthropod-borne …

This chapter reviews and discusses (i) the human disease manifestations for major
pathogenic groups, with some attention to detail on how these differ between genera and …

Brazilian spotted fever (BSF) caused by Rickettsia rickettsii is the most important rickettsiosis
and the only reportable tick-borne disease in Brazil. In Brazil, the hard tick Amblyomma …

Fifteen bacterial isolates from spotted fever group rickettsiosis in Brazil were genetically
identified as Rickettsia rickettsii. In a phylogenetic analysis with other R. rickettsii isolates …

Summary In Brazil, two pathogenic Rickettsia species have been identified causing tick‐
borne spotted fever (SF). The aetiological agent Rickettsia rickettsii causes serious illness …

In several urban and peri‑urban areas of Brazil, populations of Amblyomma sculptum and
Amblyomma dubitatum ticks are maintained by capybaras (Hydrochoerus hydrochaeris). In …

It has been more than a hundred years since Howard Taylor Ricketts discovered the
etiologic agent of the prototypical tick-borne rickettsial disease (TBRD), Rocky Mountain …

More than 70 tick species are found in Brazil, distributed over five genera and including
main vectors of infectious disease agents affecting both animals and humans. The genus …

The northern region of the Caldas department in Colombia is considered an endemic area
for murine typhus. Recent studies in patients with acute febrile disease demonstrated …

Microbes transmitted to mammals by arthropods contend with many factors that could
impede survival. To survive, host fitness with infection must outweigh costs. In this issue of …