Results 21 to 30 of about 2,042 (191)

Rocky Mountain spotted fever in an endemic area in Minas Gerais, Brazil [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 1994
Only one species of spotted fever-group rickettsiae that is pathogenic for humans has been isolated in Brazil, where few physicians are familiar with this disease.
Elba Regina Sampaio de Lemos   +2 more
doaj   +2 more sources

Serological Evidence of Anaplasma phagocytophilum and Spotted Fever Group Rickettsia spp. Exposure in Horses from Central Italy [PDF]

open access: yesPathogens, 2019
Anaplasma phagocytophilum and Rickettsia spp. are tick-borne bacteria of veterinary and human concern. In view of the One-Health concept, the present study wanted to evaluate the spreading of these pathogens in horses living in central Italy.
Valentina Virginia Ebani
doaj   +2 more sources

A case of spotted fever group rickettsiosis imported into the United Kingdom and treated with ciprofloxacin: a case report [PDF]

open access: yesJournal of Medical Case Reports, 2008
Abstract Introduction Spotted fever group rickettsioses are an interesting group of infections, which are increasing in incidence worldwide. Case presentation Here we describe an imported case to the United Kingdom occurring in a patient who had recently visited Kruger ...
Rashid Rifat   +2 more
openaire   +4 more sources

Rickettsiosis Infections in Sarawak: Epidemiological Insights and Public Health Strategies [PDF]

open access: yesCanadian Journal of Infectious Diseases and Medical Microbiology, Volume 2025, Issue 1, 2025.
Rickettsiosis infections pose a significant public health concern in Sarawak, Malaysia. Despite their importance, these infections remain poorly recognised, under‐researched and inadequately documented within the context of the Sarawak region. This comprehensive evaluation seeks to address this knowledge gap by providing an in‐depth analysis of ...
Riz Anasthasia Alta Abang   +2 more
wiley   +2 more sources

Usefulness of next-generation sequencing for laboratory diagnosis of rickettsiosis.

open access: yesPLoS Neglected Tropical Diseases
Rickettsiosis includes a diversity of culture-negative non-specific systemic infections. Laboratory diagnosis of rickettsiosis is often not easy. In this 12-month study, six patients with a variety of rickettsia infections of the spotted fever group ...
Fanfan Xing   +7 more
doaj   +2 more sources

High prevalence of the Mediterranean spotted fever agent Rickettsia aeschlimannii in Hyalomma marginatum ticks from Pianosa island, Italy [PDF]

open access: yesParasites & Vectors
Tick-borne rickettsioses, caused by bacteria of the spotted fever group (SFG) Rickettsia, are emerging infectious diseases whose emergence and spread are often affected by climate and land-use changes.
Patricia Alba   +12 more
doaj   +2 more sources

Beyond the IFA: Revisiting the ELISA as a More Sensitive, Objective, and Quantitative Evaluation of Spotted Fever Group Rickettsia Exposure

open access: yesPathogens, 2021
Based on limited serological studies, at least 10% of the US population has been exposed to spotted fever group Rickettsia (SFGR) species. The immunofluorescence antibody assay (IFA) has been the gold standard for the serodiagnosis of rickettsial ...
Navatha Alugubelly   +6 more
doaj   +2 more sources

Benidipine impairs innate immunity converting sublethal to lethal infections in a murine model of spotted fever rickettsiosis.

open access: yesPLoS Neglected Tropical Diseases
Spotted fever group rickettsiae are tick-borne obligate intracellular bacteria that infect microvascular endothelial cells. Humans and mammalian infection results in endothelial cell barrier dysfunction and increased vascular permeability.
Andrés F Londoño   +6 more
doaj   +2 more sources

Mediterranean Spotted Fever in Children: Study of a Portuguese Endemic Region

open access: yesActa Médica Portuguesa, 2018
Introduction: Mediterranean spotted fever is an infectious disease included in the human rickettsiosis group, with its main distribution in the Mediterranean and South European countries. It is an endemic disease in Portugal, with dogs acting as the main
Sara Peixoto   +3 more
doaj   +3 more sources

Three cases of African tick bite fever diagnosed in Quebec City: A case series

open access: yesSAGE Open Medical Case Reports
African tick bite fever is a rickettsiosis of the spotted fever group that is endemic to sub-Saharan Africa and the Caribbean. It is characterized by eschars at the inoculation sites and a maculopapular rash which may be purpuric. We describe three cases
Nicolas Caudrelier, Marie-Claude Dionne
doaj   +2 more sources

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