Browsing Artículos Científicos by Title
Now showing items 162-181 of 566
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Detection of Rickettsia monacensis and Rickettsia amblyommatis in ticks collected from dogs in Costa Rica and Nicaragua
(Elsevier B.V, 2018-08-04)The neotropical climate of Central America provides ideal conditions for ticks, which may transmit several human pathogens, including spotted-fever group Rickettsia. Dogs may act as sentinels or reservoirs for human tick-borne ... -
Detection of Venezuelan Equine Encephalitis Virus from Brain Samples of Equines with Encephalitis
(MDPI, 2023)Alphavirus species are globally distributed zoonoses primarily transmitted by arthropods. The Venezuelan equine encephalitis virus (VEEV) and Eastern equine encephalitis virus (EEEV) are endemic in Costa Rica. This study ... -
Determinación de intervalos básicos de salud en tortugas resbaladoras (Trachemys scripta emolli ) del Refugio de Vida Silvestre Caño Negro, Costa Rica
(Universidad Nacional, Costa Rica, 2020-07-31)El objetivo de este trabajo es determinar los parámetros sanguíneos y la presencia de parásitos en una población salvaje de tortugas deslizantes (Trachemys scripta emolli), durante la estación ... -
Determinación del crecimiento de hongos nematófagosen diversas fuentes de carbono
(Universidad de Costa Rica, 2015-03-11)Las enmiendas orgánicas han sido utilizadas para estimular la acción antagónica de los hongos nematófagos depredadores (HND) del suelo, sin embargo, su uso ha producido resultados inconsistentes en el control de nematodos ... -
Determination of streptomycin and doxycycline using LC/MS towards an effective treatment against an experimental Brucella abortus infection in mice
(Elsevier B.V, 2022-02-25)Herein we described a versatile liquid chromatographic method for detection and quantification of the total levels of two antimicrobials [i.e., streptomycin (STM) and doxycycline (DOX)], in mice plasma and selected tissues, ... -
Development and Evaluation of Ultrasound-Guided Navicular Bursa Injection Using the Palmarodistal Digital Approach in Horses: an Ex Vivo Study
(Elsevier, 2015)Navicular bursa injections are routinely used in horses with foot pain for diagnostic and therapeutic purposes. Ultrasound-guided injections to the navicular bursa have been proposed as an alternative to traditional ... -
Diagnosis of human paragonimiasis in Costa Rica using intradermal test and immunoblot
(Universidad Nacional, Costa Rica, 2015-09-10)Excretory-secretory antigen (ESA) and adult somatic antigen (ASA) were obtained from adult worms of Paragonimus mexicanus. These antigens were characterized, tested and compared for its use in serodiagnosis of human ... -
Diagnóstico post mortem de tripanosomiasis canina usando la Reacción en Cadena de la Polimerasa
(Universidad Nacional, Costa Rica, 2021-05-21)El objetivo de este estudio fue utilizar la reacción en cadena de la polimerasa (PCR) para detectar ADNk de Trypanosoma cruzi en tejidos cardíacos embebidos en parafina de 18 perros con miocarditis con muerte súbita ... -
Dictyocaulus viviparus seroprevalence and epidemiology in Costa Rican dairy cattle
(Elsevier B.V, 2008-07-04)A cross-sectional serological survey of Dictyocaulus viviparus was carried out to determine the prevalence of lungworm infections in 28 dairy cattle farms distributed in five selected areas from Costa Rica. The influence ... -
Digenetic trematode community in nesting green sea turtles (Chelonia mydas) from Tortuguero National Park, Costa Rica
(American Society of Parasitologists, 2006-12-01)The digenetic community of 40 green sea turtles (Chelonia mydas) was investigated at Tortuguero National Park, Costa Rica. In total, 24,270 trematodes belonging to 29 species and 6 families including Clinostomidae 1, ... -
Dislipidemia y niveles de lípidos sanguíneos en pacientes tratados en centros de atención primaria de la Zona Este de San José, Costa Rica, año 2006
(Universidad Nacional, Costa Rica, 2010-12)La dislipidemia, o sea, niveles elevados de lípidos sanguíneos (colesterol y triglicéridos), está estrechamente asociados con la Enfermedad Cardiovascular (ECV). Conocer el perfil lipídico de una persona – y de una ... -
Disseminated Histoplasmosis in a domestic cat in Costa Rica
(Universidad Nacional, Costa Rica, 2019-07-12)Histoplasmosis occurs occasionally in cats with and without predisposing factors. A 3-year-old domestic male cat was referred to the Small and Wild Animal Hospital at the School of Veterinary Medicine of the National ... -
Disseminated toxoplasmosis in a captive porcupine (Coendou mexicanus) from Costa Rica
(American Society fo Parasitologists, 2016)An adult porcupine (Coendou mexicanus) from the National Zoo, San Jose, Costa Rica, died because of toxoplasmosis involving the heart, lungs, liver, and kidneys, Toxoplasma gondii was found in lesions and the diagnosis was ... -
Distribución del Pequeño Escarabajo de la Colmena, Aethina tumida, en abejas africanizadas (Apis mellifera) en diferentes zonas apícolas de Costa Rica
(Universidad Nacional, Costa Rica, 2020-07-01)El primer reporte sobre la presencia del Pequeño Escarabajo de la Colmena (PEC), Aethina tumida, en Costa Rica, se realizó el 25 de agosto 2015, en La Cruz, Guanacaste; lo cual aumenta el riesgo de dispersión a otras zonas ... -
Distribution and ecological aspects of Rhodnius pallescens in Costa Rica and Nicaragua and their epidemiological implications
(Instituto Oswaldo Cruz, 2006)In light of the Central American Initiative for the control of Chagas disease, efforts were made on the part of Costa Rican and Nicaraguan teams, working separately, to determine the present status of Rhodnius pallescens ... -
Distribution of Culicoides sonorensis (Diptera: Ceratopogonidae) in Nebraska, South Dakota, and North Dakota: Clarifying the Epidemiology of Bluetongue Disease in the Northern Great Plains Region of the United States
(Entomological Society of America, 2011)The presence or absence of the biting midge Culicoides sonorensis Wirth & Jones (Diptera: Ceratopogonidae), a primary vector of bluetongue viruses (genus Orbivirus, family Reo viridae, BTV) in North America, was assessed ... -
Diversidad genética en bovinos de ocho regiones en Costa Rica
(Universidad Nacional, Costa Rica, 2015)Diversidad genética en bovinos de ocho regiones en Costa Rica. El objetivo del presente estudio fue explorar el grado de diversidad genética inter-regional presente en el ganado bovino de Costa Rica. Se colectaron ... -
Diversidad genética entre subpoblaciones raciales bovinas de Costa Rica
(Universidad Nacional, Costa Rica, 2015-06-17)El objetivo del estudio fue cuantificar la diversidad genética entre 16 subpoblaciones raciales bovinas de Costa Rica, con base en 1412 muestras de ADN bovino de todo el país, eva- luadas mediante 18 marcadores ... -
Diversity of Human Rotavirus G and P Genotypes in Panama, Costa Rica, and the Dominican Republic
(The American Society of Tropical Medicine and Hygiene, 2008)In this study 2,089 fecal samples from patients with gastroenteritis were analyzed from different hospitals in Panama, Costa Rica, and the Dominican Republic during the period comprised between December 2002 and July 2003. ... -
Do shade-grown coffee plantations pose a disease risk for wild birds?
(EcoHealth, 2013-05-02)Shade-grown coffee plantations are often promoted as a conservation strategy for wild birds. However, these agro-ecosystems are actively managed for food production, which may alter bird behaviors or interactions that could ...