Results 21 to 30 of about 6,396 (146)

Rocky Mountain spotted fever: brain imaging findings [PDF]

open access: yesBrazilian Journal of Infectious Diseases, 2018
Bruna Melo Coelho Loureiro   +3 more
doaj   +2 more sources

Rickettsia parkeri in Amblyomma maculatum Ticks, North Carolina, USA, 2009–2010

open access: yesEmerging Infectious Diseases, 2011
We detected Rickettsia parkeri in 20%−33% of Amblyomma maculatum ticks sampled in North Carolina. Results highlight the high frequencies of R. parkeri–infected ticks in the state with the highest annual incidence of Rocky Mountain spotted fever ...
Andrea S. Varela-Stokes   +3 more
doaj   +1 more source

Molecular pathogenesis of Rocky Mountain spotted fever: a brief review

open access: yesIMC Journal of Medical Science, 2021
Rocky Mountain spotted fever (RMSF) is a bacterial infection caused by Rickettsia, a diverse group of small Gram-negative rod-shaped α-proteobacteria, and obligates intracellular pathogens, which are free-living in hosts' cell cytoplasm and are ...
Peter Uteh Upla   +4 more
doaj   +1 more source

An Atypical Presentation of Rocky Mountain Spotted Fever Presenting as Progressive Vision Loss: A Case Report [PDF]

open access: goldCureus
Hussein Abourahma   +6 more
openalex   +2 more sources

Dual Infection with Ehrlichia chaffeensis and a Spotted Fever Group Rickettsia: A Case Report

open access: yesEmerging Infectious Diseases, 1998
Well-documented cases of simultaneous human infection with more than one tick-borne pathogen are rare. To our knowledge only two dual infections have been reported: simultaneous human infection with the agent of human granulocytic ehrlichiosis and ...
Daniel J. Sexton   +12 more
doaj   +1 more source

Feeding Period Required by Amblyomma aureolatum Ticks for Transmission of Rickettsia rickettsii to Vertebrate Hosts

open access: yesEmerging Infectious Diseases, 2014
Rocky Mountain spotted fever is endemic to the São Paulo metropolitan area, Brazil, where the etiologic agent, Rickettsia rickettsii, is transmitted to humans by adult Amblyomma aureolatum ticks.
Danilo G. Saraiva   +3 more
doaj   +1 more source

P-1434. Geostatistical Analysis of Rocky Mountain Spotted Fever Outbreak in Mexican Pediatric Patients: A Retrospective Observational Study [PDF]

open access: goldOpen Forum Infect Dis
Lindsay A Concha-Mora   +5 more
openalex   +2 more sources

Rickettsia rickettsii Co-feeding Transmission among Amblyomma aureolatum Ticks

open access: yesEmerging Infectious Diseases, 2018
Amblyomma aureolatum ticks are vectors of Rickettsia rickettsii, the etiologic agent of Rocky Mountain spotted fever in Brazil. Maintenance of R. rickettsii in nature depends on horizontal transmission along tick generations.
Jonas Moraes-Filho   +4 more
doaj   +1 more source

Rickettsia rickettsii Transmission by a Lone Star Tick, North Carolina

open access: yesEmerging Infectious Diseases, 2011
Only indirect or circumstantial evidence has been published to support transmission of Rickettsia rickettsii by Amblyomma americanum (lone star) ticks in North America. This study provides molecular evidence that A.
Edward B. Breitschwerdt   +5 more
doaj   +1 more source

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