… Spotted-fever group rickettsial infection was confirmed by serology and/or immunostaining of
… spotted fever group rickettsiae, indicating that spotted fever group rickettsiaes are endemic …

In serum samples obtained from all the healthy humans, horses, dogs, and donkeys present
on three farms in the Pedreira Municipality, an endemic area for Brazilian spotted fever, an …

… of at least one spotted fever group Rickettsia in the study zone. … large groups: the typhus
group (TG), the spotted fever group (SFG), the transitional group (TRG) and the ancestral group (…

… after the onset of fever. He referred a work visit and outdoor activities in rural area of the
Department … , we consider to recognize this region as a new endemic area for SFG Rickettsioses. …

… Because of the cross-reactivity among spotted fever group Rickettsiae and of the common
… rickettsii or of other unidentified spotted fever group Rickettsiae than R. rickettsii, including R…

… (Group 1) and those with a past history of ARF (Group 2). … of rheumatic fever should be modified
particularly in endemic areas. … and prognosis of SCC in acute rheumatic fever are limited. …

… Use of the criterion of serorcactivity with titers cqual to or grcater than l 64 in this study
ensured the spccificity of indirect inninunofluorescence for spotted fevergroup rickettsioses. …

… considered mild cases of Rocky Mountain spotted fever, thought to be caused by R. rickettsii…
groups of risk in known rural and forest areas; control of capybaras populations in non-forest …

… The prevalence of antibody was very similar among age groups of all three areas, … typhoid
free areas and to areas of high incidence where typhoid fever is a stable, endemic disease of …

… In febrile group with suspected BrP, we also recorded their ECGs after their fever had subsided
to confirm fever-induced BrP. Drug challenge test was not done.The study was approved …