Results 31 to 40 of about 2,086 (143)

Severe Murine Typhus with Pulmonary System Involvement

open access: yesEmerging Infectious Diseases, 2014
We encountered a case of severe murine typhus complicated by acute respiratory distress syndrome. To determine worldwide prevalence of such cases, we reviewed the literature and found that respiratory symptoms occur in ≈30% of murine typhus patients.
Thomas W. van der Vaart   +6 more
doaj   +1 more source

Inactivation of SAM-methyltransferase is the mechanism of attenuation of a historic louse borne typhus vaccine strain [PDF]

open access: yes, 2014
Louse borne typhus (also called epidemic typhus) was one of man's major scourges, and epidemics of the disease can be reignited when social, economic, or political systems are disrupted.
AV Rodionov   +17 more
core   +3 more sources

Rickettsia felis infection in cat fleas Ctenocephalides felis felis [PDF]

open access: yes, 2010
The present study evaluated the rickettsial infection in a laboratory colony of cat fleas, Ctenocephalides felis felis (Bouche) in Brazil. All flea samples (30 eggs, 30 larvae, 30 cocoons, 30 males, and 30 females) tested by polymerase chain reaction ...
CORREIA, Thaís R.   +5 more
core   +2 more sources

Identificação sorológica de Rickettsia spp do grupo da febre maculosa em capivaras na região de Campinas, SP, Brasil [PDF]

open access: yes, 2008
Diseases transmitted by ticks have been an important health problem all over the world. Brazilian Spotted Fever (BSF) stands for a serious epidemiological concern due to the high mortality rates pointed out.
CALIC, Simone Berger   +8 more
core   +2 more sources

Epidemiology of Plague: Problems with the Use of Mathematical Epidemiological Models in Plague Research and the Question of Transmission by Human Fleas and Lice

open access: yesCanadian Journal of Infectious Diseases and Medical Microbiology, Volume 2019, Issue 1, 2019., 2019
This article addresses the recent use of mathematical epidemiological SIR or SEIR models in plague research. This use of S(E)IR models is highly problematic, but the problems are not presented and considered. Serious problems show in that such models are used to “prove” that historical plague was a (1) Filoviridae disease and (2) a bacterial disease ...
Ole J. Benedictow, Louis DeTolla
wiley   +1 more source

Soroprevalência de Rickettsia bellii e Rickettsia felis em cães, São José dos Pinhais, Paraná, Brasil [PDF]

open access: yes, 2010
Brazilian spotted fever (BSF) is a vector-borne zoonosis caused by Rickettsia rickettsii bacteria. Dogs can be host sentinels for this bacterium. The aim of the study was to determine the presence of antibodies against Rickettsia spp.
BIONDO, Alexander Welker   +7 more
core   +2 more sources

Rickettsiales in South America: A Systematic Review of Their Molecular Detection and Distribution in Arthropods and Vertebrates

open access: yesPublic Health Challenges, Volume 5, Issue 2, June 2026.
ABSTRACT Bacteria of the order Rickettsiales comprise a diverse group of obligate intracellular microorganisms that are globally distributed and highly prevalent in tropical and subtropical regions. In South America, these bacteria have been associated with arthropod vectors, such as ticks, fleas, mites, lice, and certain dipterans, as well as with a ...
Cristian J. Zamorano‐Gómez   +3 more
wiley   +1 more source

Spotted fever group rickettsiae associated with ixodid ticks in wild environment in Southern Italy

open access: yesMicrobiologyOpen, Volume 7, Issue 1, February 2018., 2018
Tick‐borne rickettsioses are an important public health problem; however, their diagnosis remains challenging. Spotted fever group rickettsiae were investigated in hard ticks using two different molecular approaches. A total of four zoonotic rickettsiae were detected. Abstract Ixodidae ticks are vectors and reservoirs of several species of rickettsiae,
Donato Antonio Raele   +4 more
wiley   +1 more source

Infection Risk From Humans and Animals in the Anatomy Laboratory: A Scoping Review

open access: yesClinical Anatomy, Volume 39, Issue 3, Page 346-367, April 2026.
ABSTRACT Whole‐body dissection is a cornerstone of anatomy education. During and following the COVID‐19 pandemic, exposure to infectious agents and other risks of dissection were highlighted. To identify potential risks, one must have the data outlining these risks in specific situations.
Margaret A. McNulty, Elizabeth R. Agosto
wiley   +1 more source

Epidemiologic profile and clinical course of four confirmed rickettsiosis cases in Southern Mexico during 2016

open access: yesClinical Case Reports, Volume 6, Issue 1, Page 119-124, January 2018., 2018
Domestic animals can carry ticks or fleas, which constitute common vectors of rickettsial infections. The contact with them should be considered as suggestive of rickettsial infections in symptomatic patients. Misdiagnosis might occur in regions where other vector‐borne diseases are endemic.
Karla R. Dzul‐Rosado   +4 more
wiley   +1 more source

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