Browsing Artículos Científicos by Title
Now showing items 521-540 of 598
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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 ... -
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 ... -
Snakebites are associated with poverty, weather fluctuations and El Niño
(American Association for the Advancement of Science, 2015-09-11)Snakebites are environmental and occupational health hazards that mainly affect rural populations worldwide. The ectothermic nature of snakes raises the issue of how climate change’s impact on snake ecology could ... -
Sobrevivencia de las fases preparasíticas de nematodos gastrointestinales en bocashi elaborado con estiércol vacuno
(Universidad de Costa Rica, 2015)Sobrevivencia de las fases preparasíticas de nematodos gastrointestinales en bocashi elaborado con estiércol vacuno. El objetivo del presente trabajo fue determinar la sobrevivencia de las fases preparasíticas (huevos ... -
Software Vampp Bovino como instrumento de mediación dialógica entre el sector productivo bovino y la academia
(Revista Universidad en Diálogo, 2019-08-30)El programa informático VAMPP Bovino es un paquete de apoyo a la toma de decisiones en fincas de ganado bovino, bubalino y porcino, originalmente desarrollado en la Universidad de Utrecht (Países Bajos), pero traído a ... -
Some Morphological and Molecular Aspects of the Life Cycle of Trypansoma cruzi in the Insect Vector
(Inst Oswaldo Cruz, 1999-09)On two occasions I have reviewed the different aspects of the life cycle of Trypanosoma cruzi in the insect vector. In the first article (Zeledón 1987) I presented a detailed historical appraisal of the subject since ... -
Spirorchiidiosis (Digenea: Spirorchiidae) and lesions associated with parasites in Caribbean green turtles (Chelonia mydas)
(British Veterinary Association, 2015)Forty-seven nesting green turtles (Chelonia mydas) were examined for parasitic pathogens. Four species of cardiovascular flukes (Digenea: Spirorchiidae), Learedius learedi, Hapalotrema postorchis, Monticellius indicum ... -
Stochastic model to assess bioeconomic impact of PRRS on pig farms in Costa Rica
(Elsevier, 2023-09-24)Despite the economic importance of PRRS and its high prevalence in Costa Rica, there are no studies on the bioeconomic impact of the disease in the country or, even, in Central America. Such studies are essential in finding ... -
Strain diversity of Rickettsia amblyommatis in ticks infesting birds in the North Huetar conservation area of Costa Rica
(Elsevier, 2019-06-10)Although the presence of rickettsial agents in ticks infesting wild birds in Costa Rica has been recently reported, information on strain diversity is limited to selected rickettsial species. In order to mine deeper into ...