Browsing Facultad de Ciencias de la Salud by Title
Now showing items 1353-1372 of 1492
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Serological positivity against selected Flaviviruses and Alphaviruses in free-ranging bats and birds from Costa Rica evidence exposure to Arboviruses Seldom reported locally in humans
(MDPI, 2022)Abstract: Arboviruses have two ecological transmission cycles: sylvatic and urban. For some, the sylvatic cycle has not been thoroughly described in America. To study the role of wildlife in a putative sylvatic cycle, ... -
Serological Status for Chlamydophila psittaci, Newcastle Disease Virus, Avian Polyoma Virus, and Pacheco Disease Virus in Scarlet Macaws (Ara macao) Kept in Captivity in Costa Rica
(Blackwell Science, 2002-01-12)From 1998 to 1999, a total of 128 blood samples were collected from scarlet macaws (Ara macao), kept in captivity in 11 different aviaries located in six provinces of Costa Rica. The sera were examined for antibodies ... -
Serological survey of small mammals in a vesicular stomatitis virus enzootic area
(Wildlife Disease Association, 1996-04-01)Small nmamnnmals were captured in a Costa Rican dairy farm located ium a vesicular stouiiatitis virus (VSV) enzootic focus, in order to determine which species were naturally infected by this virus. Monthly captures were ... -
Serology, molecular detection and risk factors of Ehrlichia canis infection in dogs in Costa Rica
(Ticks and Tick-borne Diseases, 2016-10-06)A cross-sectional study combining different serological and molecular techniques for the detection of Ehrlichia species in dogs and their ticks was carried out with data from all regions of Costa Rica. A seroprevalence of ... -
Serology, molecular detection and risk factors of Ehrlichia canis infection in dogs in Costa Rica
(Universidad Nacional, Costa Rica, 2016-07-10)tA cross-sectional study combining different serological and molecular techniques for the detection ofEhrlichia species in dogs and their ticks was carried out with data from all regions of Costa Rica. A sero-prevalence ... -
Seroprevalence and current infections of canine vector-borne diseases in Costa Rica
(Frontiers Media S.A., 2019-06-04)Domestic dogs may carry several vector-borne pathogens, including zoonotic agents, especially in tropical regions like Central America. The epidemiology of these pathogens is prone to change due to urbanization, trade ... -
Seroprevalence and current infections of canine vector-borne diseases in Nicaragua
(Springer et al. Parasites & Vectors, 2018)Background: Vector-borne diseases constitute a major problem for veterinary and public health, especially in tropical regions like Central America. Domestic dogs may be infected with several vector-borne pathogens of ... -
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 ...