Results: 3204

Detection of tick-borne rickettsial pathogens in naturally infected dogs and dog-associated ticks in Medellin, Colombia

Abstract Tick-borne rickettsial pathogens (TBRP) are important causes of infections in both dogs and humans. Dogs play an important role as a biological host for several tick species and can serve as sentinels for rickettsial infections. Our aim was to determine the presence of TBRP in dogs and in dog-as...

Tick-borne rickettsioses in Brazil: what lessons can be learned from the COVID-19 pandemic

Abstract In this commentary, the authors highlight the importance of basic research in the field of public health regarding the recent pandemic Covid-19, using tick-borne rickettsioses as an example. In addition, they alert politicians, government officials and managers of research funding agencies to in...

Rickettsial pathogens circulating in urban districts of Rio de Janeiro, without report of human Brazilian Spotted Fever

Abstract Spotted fever group rickettsioses are emerging diseases. In some of these diseases, domestic dogs act as sentinels. Canine serological studies have demonstrated that rickettsial dispersion is concentrated in rural areas, seroprevalence being higher where human rickettsioses are endemic. In Rio d...

Rickettsial infection in equids, opossums and ticks in the municipality of Monte Mor, state of São Paulo, Brazil

Abstract The aim of this study was to investigate rickettsial infection in equids, opossums and ticks in the municipality of Monte Mor, a place where a Brazilian spotted fever case occurred in 2005. In addition, characteristics possibly associated with seropositivity in horses were analyzed. Serum sample...

Occurrence of Bartonella genotypes in bats and associated Streblidae flies from Maranhão state, northeastern Brazil

Abstract Bartonella is a genus of emerging zoonotic bacteria that are mainly associated with mammalian erythrocytes and endothelial cells. Bats are natural reservoirs for a variety of important pathogens that impact human and animal health. Recent reports have highlighted the role of bats and bat flies i...

First serological detection of Borrelia spp. in dogs in western Cuba

Abstract This study aimed to verify the presence of IgG antibodies against Borrelia burgdorferi sensu lato (s.l) in domestic dogs in western Cuba. Serum samples were analyzed by indirect enzyme-linked immunosorbent assay (ELISA), using crude antigens of a B. burgdorferi strain of North American origin. T...

The impact of small intestinal bacterial overgrowth on the growth of children and adolescents

ABSTRACT Objective: To evaluate the association between small intestinal bacterial overgrowth (SIBO) and weight and height impairment in children and adolescents with gastroenterology diseases. Methods: Observational and retrospective study. All 162 patients aged less than 19 years old who underwent br...

Actinomicosis pulmonar en niños: reporte de dos casos peruanos

Medwave; 20 (7), 2020
INTRODUCCIÓN: La actinomicosis es una enfermedad infecciosa poco frecuente, ocasionada por una bacteria Gram positiva. La especie más común es Actinomyces israelii. Dentro de sus formas de presentación, la torácica es la menos frecuente. PRESENTACIÓN DE CASOS: Reportamos dos pacientes con actinomic...

Neumonía y miositis aguda benigna de la infancia por Mycoplasma pneumoniae asociado a encefalitis: reporte de caso

Medwave; 20 (7), 2020
Una de las principales causas de neumonía en niños entre 5 y 15 años es el Mycoplasma pneumoniae, una bacteria que causa manifestaciones clínicas atípicas como la miositis y encefalitis. Reportamos un caso de una niña de cinco años que presentó limitación funcional en extremidades inferiores pre...

Rastreio de leveduras patogênicas isoladas de fezes de pombos no Distrito Federal-Pombos: propagadores de fungos patogênicos?

REVISA (Online); 9 (4), 2020
Objetivo: Investigar a presença de fungos patogênicos isolados a partir de amostras de fezes de pombos, em locais de atenção a pacientes imunocomprometidos no DF. Método: As amostras foram coletadas em hospitais onde se oferta atendimento a pacientes HIV/AIDS e que tenha uma presença massiva de pom...