Results 71 to 80 of about 7,925 (202)

Urbanization of Brazilian spotted fever in a municipality of the southeastern region: epidemiology and spatial distribution [PDF]

open access: yesRevista Brasileira de Epidemiologia, 2015
INTRODUCTION: Brazilian spotted fever is an emerging zoonosis notified mainly in the Southeast of Brazil, especially due to its high level of lethality. OBJECTIVE: To analyze the epidemiological and spatial pattern of the disease in the municipality of Valinhos (106,793 inhabitants), São Paulo, Southeastern region of Brazil, in the period between 2001
Nasser, Jeanette Trigo   +5 more
openaire   +6 more sources

Yellow fever outbreak temporarily changes dispersal patterns in an endangered primate

open access: yesJournal of Animal Ecology, EarlyView.
Golden lion tamarins had their annual adult survival strongly impacted by a yellow fever outbreak in 2017–2018. At the same time, they temporarily changed their dispersal patterns. Despite a 30% decline, the population has come back to levels higher than pre‐outbreak ones. Abstract Disease outbreaks can severely affect populations in the wild. However,
Aurore Ponchon   +5 more
wiley   +1 more source

Candidatus Rickettsia andeanae, a spotted fever group agent infecting Amblyomma parvum ticks in two Brazilian biomes [PDF]

open access: yesMemórias do Instituto Oswaldo Cruz, 2014
Adult ticks of the species Amblyomma parvum were collected from the vegetation in the Pantanal biome (state of Mato Grosso do Sul) and from horses in the Cerrado biome (state of Piauí) in Brazil. The ticks were individually tested for rickettsial infection via polymerase chain reaction (PCR) targeting three rickettsial genes, gltA, ompA and ompB ...
Nieri-Bastos, Fernanda Aparecida   +6 more
openaire   +4 more sources

Evasion of autophagy mediated by Rickettsia surface protein OmpB is critical for virulence. [PDF]

open access: yes, 2019
Rickettsia are obligate intracellular bacteria that evade antimicrobial autophagy in the host cell cytosol by unknown mechanisms. Other cytosolic pathogens block different steps of autophagy targeting, including the initial step of polyubiquitin-coat ...
Burke, Thomas P   +9 more
core  

Diversity of Coxiella-like and Francisella-like endosymbionts, and Rickettsia spp., Coxiella burnetii as pathogens in the tick populations of Slovakia, Central Europe [PDF]

open access: yes, 2018
Ticks are important vectors of pathogens affecting humans and animals worldwide. They do not only carry pathogens but diverse commensal and symbiotic microorganisms are also present in ticks.
Al-Deeb   +60 more
core   +1 more source

Serological detection of Brazilian Spotted-Fever Group Rickettsiae in horses in Brasília, Federal District, Brazil

open access: yesActa Veterinaria Brasilica, 2022
Brazilian spotted fever (BSF) is a zoonosis caused by spotted-fever group Rickettsiae that is transmitted to humans through tick bites. Dogs and horses are considered to be sentinel animals for this disease. In this study, a serological survey was carried out among horses apprehended by the governmental animal control service of the Federal District ...
Gustavo Pereira Martins   +5 more
openaire   +1 more source

International Guideline on the Diagnosis and Management of Pediatric Patients With Hereditary Angioedema

open access: yesAllergy, EarlyView.
ABSTRACT Hereditary angioedema (HAE) with C1 inhibitor deficiency is a rare disease characterized by unpredictable episodes of tissue swelling (angioedema), which, in most cases, occur first under the age of 18 years, and entail a significant burden of disease not only for the patients but also for their families.
Henriette Farkas   +128 more
wiley   +1 more source

Eschar-associated Spotted Fever Rickettsiosis, Bahia, Brazil

open access: yesEmerging Infectious Diseases, 2011
In Brazil, Brazilian spotted fever was once considered the only tick-borne rickettsial disease. We report eschar-associated rickettsial disease that occurred after a tick bite. The etiologic agent is most related to Rickettsia parkeri, R. africae, and R.
Nanci Silva   +10 more
doaj   +1 more source

The faunal drugstore: Animal-based remedies used in traditional medicines in Latin America [PDF]

open access: yes, 2011
Zootherapy is the treatment of human ailments with remedies made from animals and their products. Despite its prevalence in traditional medical practices worldwide, research on this phenomenon has often been neglected in comparison to medicinal plant ...
Rômulo RN Alves, Humberto N Alves
core   +2 more sources

Vectors and Vector‐Borne Diseases: Biology, Epidemiology and Integrated Control Strategies

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Vector‐Borne Diseases (VBDs), transmitted by arthropods such as mosquitoes, ticks, fleas and sandflies, represent a significant threat to global health. These diseases can be caused by a variety of pathogens, including bacteria, viruses, protozoa, and helminths.
Roberta Rinaldi   +4 more
wiley   +1 more source

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