Results 31 to 40 of about 16,309 (220)

Human ehrlichiosis [PDF]

Vojnosanitetski Pregled, 2006
Background. Human ehrlichiosis is a newly recognized disease. It is a tick-borne disease caused by several bacterial species of the genhus Erlichia. These are small gram-negative pleomorphic cocci, that are obligatory intracellular bacteria.
Đokić Milomir, Ćurčić Petar, Nožić Darko, Lako Branislav, Begović Vesna, Rajić-Dimitrijević Radmila, Hristović Dejan   +6 more
doaj   +1 more source

Ehrlichia minasensis sp. nov., isolated from the tick Rhipicephalus microplus [PDF]

, 2019
Recently, we obtained a rickettsial isolate (Ehrlichia sp. UFMG-EV) from the haemolymph of engorged Rhipicephalus microplus tick females. On the basis of maximum-likelihood phylogenetic analysis using 16S rRNA gene, groEL, dsb, gltA and trp36 sequences ...
Broniszewska, Marzena, Friche Passos, Lygia Maria, Fuente, José de la, Zweygarth, Erich, Alberdi, Pilar, Cabezas-Cruz, Alejandro, Vancová, Marie, Barbosa Ribeiro, Múcio Flávio, Grubhoffer, Libor   +8 more
core   +2 more sources

Prevalence of antibodies to rickettsias and ehrlichias in four border departments of Peru

Revista Peruana de Medicina Experimental y Salud Pública, 2017
To determine the prevalence of antibodies to Rickettsia and Ehrlichia, related to recent and past contact, in the border towns of the departments Loreto, Madre de Dios, Tumbes and Tacna, during the years 2010 and 2011, surveys for serological evaluation ...
Elizabeth Anaya-Ramírez, Rosa Palacios-Salvatierra, Patricia Mosquera, Carlos Álvarez, Carlos Peralta, Rommell Gonzales, Silvia Sakuray   +6 more
doaj   +1 more source

Capybara density and climatic factors as modulators of Ehrlichia prevalence in questing ticks in the Iberá wetlands, Argentina

Scientific Reports, 2023
We evaluated the presence of Ehrlichia spp. in unfed capybara ticks, Amblyomma dubitatum, and explored its association with capybaras density, ticks density and environmental variables. We observed that in the Iberá wetlands ecoregion A.
Ayelen T. Eberhardt, Darío E. Manzoli, Camilo Fernandez, Daniel Zurvera, Lucas D. Monje   +4 more
doaj   +1 more source

Molecular characterization of novel Ehrlichia genotypes in Ixodes auritulus from Uruguay

Current Research in Parasitology and Vector-Borne Diseases, 2021
Ehrlichia are small intracellular Gram-negative bacteria transmitted by ticks. These microorganisms cause ehrlichiosis, a complex of life-threatening emerging zoonoses and diseases of global veterinary relevance.
María L. Félix, Sebastián Muñoz-Leal, Luis A. Carvalho, Diego Queirolo, Susana Remesar Alonso, Santiago Nava, María T. Armúa-Fernández, José M. Venzal   +7 more
doaj   +1 more source

Understanding the long-lasting associations among humans, neglected dogs, tick-borne diseases, and core blood bacteria-related pathogenic taxa using next-generation sequencing [PDF]

International Journal of One Health
Background and Aim: Dogs are long-lasting companion animals, and ticks are the most common external parasites in dogs. An increase in the population of neglected domestic dogs has increased the risk of contact with ticks, especially in places where tick ...
S. I. Barraza-Guerrero, C. García-De la Peña, C. A. Meza-Herrera, Q. K. Siller-Rodríguez, F. Vaca-Paniagua, C. Díaz-Velásquez, A. De la Cruz-Montoya, L. M. Valenzuela-Núñez   +7 more
doaj   +1 more source

Concurrent Babesiosis and Ehrlichiosis in a 14-month-old Intact Female Toy Poodle [PDF]

Journal of Applied Veterinary Sciences
Tick-borne diseases are a major cause of morbidity in dogs, particularly in tropical regions. Co-infections with multiple pathogens may complicate diagnosis and treatment.
Muhammed Mikail, Muhammad Asri, Kabiru Sahabi, Abdullahi Raji, Mohammed Mohammed, Mohd Farhan Reduan   +5 more
doaj   +1 more source

Detección de casos positivos a Ehrlichia spp., Anaplasma platys y Leishmania spp., en perros, identificados en la División Laboratorio de Biotecnología de la Facultad de Ciencias Veterinarias, Universidad Nacional de Asunción

Revista Investigaciones y Estudios de la UNA
La presente investigación tuvo como objetivo detectar casos positivos de 3 especies de hemopatógenos, a partir de los registros de 300 muestras de perros, sin distinción de raza, sexo y edad procedentes del área metropolitana de Asunción, empleando la ...
Ingrid Paloma Florentín Ibarra, Alba María Araujo Oviedo, Guillermo Giménez Bareiro, María de Lourdes Quiñónez Narváez, María Inés Rodríguez Acosta, Olga Lorena Núñez Yegros   +5 more
doaj   +1 more source

Molecular and serological detection of Ehrlichia spp. in cats on São Luís Island, Maranhão, Brazil Detecção molecular e sorológica de Ehrlichia spp. em gatos da ilha de São Luís, Maranhão, Brasil

Revista Brasileira de Parasitologia Veterinária, 2012
Ehrlichiosis is a tick-borne disease that affects both humans and animals. The few existing reports on ehrlichiosis in Brazilian cats have been based on observation of morulae in leukocytes and, more recently, on molecular detection of Ehrlichia sp.
Maria do Socorro Costa de Oliveira Braga, Marcos Rogério André, Carla Roberta Freschi, Márcia Cristina Alves Teixeira, Rosangela Zacarias Machado   +4 more
doaj   +1 more source

Ehrlichia chaffeensis Uses an Invasin To Suppress Reactive Oxygen Species Generation by Macrophages via CD147-Dependent Inhibition of Vav1 To Block Rac1 Activation

mBio, 2020
The obligatory intracellular pathogen Ehrlichia chaffeensis lacks most factors that could respond to oxidative stress (a host cell defense mechanism).
Omid Teymournejad, Yasuko Rikihisa
doaj   +1 more source