Browsing Facultad de Ciencias de la Salud by Title
Now showing items 1312-1331 of 1441
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Seroprevalence and detection of bovine leukosis virus in semen from breeding bulls in Costa Rica
(Springer Nature, 2023-09-30)Bovine leukemia virus (BLV) causes enzootic bovine leukosis, a persistent infection and the most important neoplastic disease in cattle. It is spread primarily by transferring infected lymphocytes through blood from ... -
Seroprevalence and factors associated with Toxoplasma gondii-, Neospora caninum- and Coxiella burnetii-infections in dairy goat flocks from Costa Rica
(Elsevier, 2018-09-19)A total of 391 goats from 13 dairy flocks from all Costa Rican regions were analyzed for Toxoplasma gondii-, Neospora caninum- and Coxiella burnetii-related seroprevalence by enzyme-linked immunosorbent assays (ELISA). ... -
Seroprevalence and molecular characterization of ferlavirus in captive vipers of Costa Rica
(American Association of Zoo Veterinarians, 2017-06-01)Abstract: Ferlaviruses (FV, previously referred to as ophidian paramyxoviruses, OPMV), are enveloped viruses with a negative-strand RNA genome, affecting snakes in captivity worldwide. Infection is characterized by respiratory ... -
Seroprevalence and prevalence of Babesia vogeli in clinically healthy dogs and their ticks in Costa Rica
(BMC, 2021-09-14)Canine babesiosis is a disease caused by a parasite of the genus Babesia which destroys red blood cells. Previous studies have shown the presence of Babesia vogeli in rural areas in Costa Rica using molecular techniques. ... -
Seroprevalence and risk factors for equine arboviral infections (Eastern Equine Encephalomyelitis, Western Equine Encephalomyelitis, Venezuelan Equine Encephalomyelitis and West Nile Fever) in Costa Rica
(Elsevier, 2016)To gain a better understanding of the epidemio- logical situation of arboviral infections in horses in Costa Rica, a national IgG seroprevalence study was performed in 2013. In Costa Rica, equine arboviral infections ... -
Seroprevalence of Bluetongue and associated risk factors in Costa Rican sheep flocks
(Universidad Nacional, Costa Rica, 2015-11-22)A total of 359 sheep samples from 15 farms were analyzed for the presence of antibodies against bluetongue virus (BTV) by commercial enzyme-linked immunosorbent assay (ELISA). Antibodies were detected in 290 sheep from ... -
Seroprevalence of porcine reproductive and respiratory syndrome virus on swine farms in a tropical country of the Middle Americas: the case of Costa Rica
(Springer Nature, 2021-08-18)Porcine reproductive and respiratory syndrome virus (PRRSV) causes signifcant economic losses to the swine industry worldwide. Little is known regarding the epidemiology of this infection in tropical countries. To address ... -
Seroprevalence of Toxoplasma gondii and Neospora caninum infections and associated factors in sheep from Costa Rica
(Universidad Nacional, Costa Rica, 2019-01-08)The presence of antibodies against Toxoplasma gondii and Neospora caninum were analyzed in 392 sheep sera from ten Costa Rican ovine flocks using indirect immuno-enzymatic assays. Additionally, general information about ... -
Seroprevalence of Viral Infections in Domestic Cats in Costa Rica
(Universidad Nacional, Costa Rica, 2018-12-13)A cross-sectional survey of a convenient sample of domestic cats from Costa Rica’s greater metropolitan area was carried out to determine the prevalence of antibodies against feline herpesvirus type 1 (FHV-1), feline ... -
Seroprevalencia de la infección por Trypanosoma cruzi en perros de dos zonas rurales con altos y bajos índices de infestación por Triatoma dimidiata
(Universidad Nacional, Costa Rica, 2008)Un total de 91 perros provenientes de dos zonas rurales de Costa Rica, con edades entre los dos meses hasta los 10 años fue sangrado y sometido a dos pruebas serológicas: Hemaglutinación indirecta e Inmunofluorescencia ... -
Seroprevalencia de Piroplasmosis equina en caballos mantenidos en cuadra y caballos destinados a matadero en Costa Rica
(Universidad Nacional, Costa Rica, 2012-01-19)El propósito de este estudio fue estimar la prevalencia de la piroplasmosis equina en los caballos mantenidos en cuadra y destinados a matadero en Costa Rica. Los niveles de anticuerpos a Babesia caballi y Theileria equi ... -
Seroprevalencia de Sarcocystis neurona, Neospora hughesi y Toxoplasma gondii en equinos de Costa Rica
(Universidad Nacional, Costa Rica, 2010)Sarcocystis neurona, Neospora hughesi y Toxoplasma gondii son los protozoarios involucrados en la etiología de la Mieloencefalitis Protozoaria Equina (EPM por su sigla en inglés), enfermedad neurológica más comúnmente ... -
Seroprevalencia y factores de riesgo asociados al virus Lengua Azul (BTV) en hatos ovinos costarricenses
(Universidad Nacional, Costa Rica, 2015-08)Detectar anticuerpos contra el virus Lengua Azul (BTV, Blue Tongue Virus) mediante técnica inmunoenzimática (ELISA) comercial, e identificar los factores de riesgo asociados a esta infección viral en hatos ovinos cost ... -
Serosurveillance of infectious agents in equines of the Central Valley of Costa Rica
(Open Veterinary Journal, 2014-11-16)Blood samples from 181 equines from the Central Valley of Costa Rica were collected in the year 2012 to determine the presence of antibodies against selected infectious agents in horses and to determine the risk factors ... -
Serosurvey in two rural areas evidences recent and previously undetected WNV and SLEV circulation in Costa Rica
(medRxiv preprint, 2021-09-13)West Nile virus (WNV) and Saint Louis encephalitis virus (SLEV) share similar virus transmission cycles that involve birds as amplifiers and mosquitoes as vectors. Mammals, including humans, are dead-end-hosts that may be ... -
Serosurvey of nonhuman primates in Costa Rica at the human–wildlife interface reveals high exposure to flaviviruses
(Multidisciplinary Digital Publishing (MDPI), 2021-06-15)Arthropod-borne viruses belonging to the flavivirus genus possess an enormous relevance in public health. Neotropical non-human primates (NPs) have been proposed to be susceptible to flavivirus infections due to their ... -
¿Los servicios de salud pública veterinaria en Costa Rica son accesibles para todos?
(Universidad Nacional, Costa Rica, 2020-11-13)La accesibilidad a los servicios de salud pública veterinaria en zonas indígenas requiere la migración de médicos veterinarios de zonas urbanas, ya que el centro médico más cercano está aproximadamente a una hora u hora y ... -
Sex influence on the susceptibility of Swiss mice to Trypanosoma cruzi [Influencia del sexo en la susceptibilidad de ratones Swiss a Trypanosoma cruzi]
(Boletin de Malariologia y Salud Ambiental, 2012-10-07)Some authors have reported that female mice are more resistant to Trypanosoma cruzi infections than male mice. In order to test this hypothesis we did a comparative study using four isolates of T. cruzi from Costa Rica in ... -
Short Communication:First report of the trematode Platynosomum illiciens (Trematoda: Digenea) in Felis catus in Costa Rica, Central America
(Universidad Nacional, Costa Rica, 2021-04-12)This paper is the first description of the trematode P. illiciens found in a domestic feline (Felis catus) in Costa Rica, detected as an incidental finding at necropsy. The cat’s carcass was accepted for a necropsy in the ... -
Sincronización de celo en ovejas mediante el uso de Acetato de Fluorogestona y Acetato de Melengestrol en Costa Rica
(Universidad Nacional, Costa Rica, 2007-09-05)Se implementaron dos programas de sincronización de celo en 36 ovejas no gestantes de las razas Katahdin, Dorper y cruce entre ambas, con el objetivo de determinar la efectividad del Acetato de Fluorogestona (FGA) combinado ...
