Tick-borne rickettsioses are caused by obligate intracellular bacteria belonging to the
spotted fever group of the genus Rickettsia. These zoonoses are among the oldest known …

Tickborne rickettsial diseases continue to cause severe illness and death in otherwise
healthy adults and children, despite the availability of low-cost, effective antibacterial …

Recently in the field of rickettsiology, an explosion of new isolates of pathogens have
received species designation and new disease names, all of which have been relatively …

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 …

Background Brazilian spotted fever (BSF), caused by the bacterium Rickettsia rickettsii, is
the deadliest spotted fever of the world. In most of the BSF-endemic areas, capybaras …

In Colombia, tropical febrile illnesses represent one of the most important causes of clinical
attention. Febrile illnesses in the tropics are mainly zoonotic and have a broad etiology. The …

Rickettsia parkeri, a recently identified cause of spotted fever rickettsiosis in the United
States, has been found in Amblyomma triste ticks in several countries of South America …

Abstract Several outbreaks of Rocky Mountain spotted fever have occurred in recent years in
Colombian communities close to the border with Panama. However, little is known about …

To determine the usefulness of noninvasive cutaneous swab specimens for detecting
rickettsiae, we tested skin eschars from 6 guinea pigs and from 9 humans. Specimens from …

Our goal was to understand rickettsial spotted fevers' circulation in areas of previous
outbreaks reported from 2006 to 2008 in Colombia. We herein present molecular …