Browsing Artículos Científicos by Subject "GANADO BOVINO"
Now showing items 1-20 of 37
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Assessing changing weather and the El Niño Southern Oscillation impacts on cattle rabies outbreaks and mortality in Costa Rica (1985–2016)
(BMC Veterinary Research, 2018-09-17)Background: Rabies is a major zoonotic disease affecting humans, domestic and wildlife mammals. Cattle are the most important domestic animals impacted by rabies virus in the New World, leading to thousands of cattle ... -
Bovine Leukaemia‐virus infection in Costa Rica
(Blackwell Wissenschaft, 1995)The geographical distribution of bovine leukaemia‐virus (BLV)‐infected herds in Costa Rica and the isolation of BLV from cases of enzootic bovine leukosis are presented. It was found that BLV is prevalent throughout the ... -
Breeding soundness evaluation of extensively managed bulls in Costa Rica
(Elsevier, 1999-02-17)This paper describes the results of single breeding soundness evaluations (BSE) in 898 Bos indicus, Bos taurus and B. indicus x B. taurus bulls, 1 to 12 yr. old, extensively reared in different climatic regions of Costa ... -
Brucella abortus S19 GFP-tagged vaccine allows the serological identification of vaccinated cattle
(PLOS ONE, 2021-11-22)Bovine brucellosis induces abortion in cows, produces important economic losses, and causes a widely distributed zoonosis. Its eradication was achieved in several countries after sustained vaccination with the live ... -
Comparison of Agar Gel Immunodiffusion Test, Enzyme-linked Immunosorbent Assay and Western Blotting for the Detection of BLV Antibodies
(Blackwell, 1999-10)An indirect enzyme-linked immunosorbent assay (ELISA) for the diagnosis of bovine leukaemia virus (BLV) infection was developed and compared with the agar gel immunodiffusion test (AGIDT). Western blotting (WB) was used ... -
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 ... -
Efecto del estatus serológico al virus de la leucosis enzoótica bovina (BLV) sobre la producción de leche en hatos lecheros de Costa Rica
(Universidad Nacional, Costa Rica, 2012-09-02)Se realizó un estudio longitudinal para determinar el efecto del estatus serológico al virus de la leucosis enzoótica bovina (BLV) sobre la producción de leche en hatos lecheros especializados de Costa Rica. Se analizó ... -
Effect of management and host factors on seroprevalence of bovine anaplasmosis and babesiosis in Costa Rica
(Elsevier B.V, 1993-11-16)The relationships between the seroprevalences of Anaplasma rnarginale, Babesia bige mina, Babesia bovis and some selected factors were assessed. Factors studied were age, breed, herd size, farm size, rotational grazing ... -
Effect of ruminally protected Methionine on the productive and reproductive performance of grazing Bos indicus heifers raised in the humid tropics of Costa Rica
(Springer Science + Business Media B.V., 2008-03-11)With the objective of evaluating the effect of methionine supplementation prior to a breeding program, thirty one heifers (Bos taurus x Bos indicus) were used averaging 386 ± 29 days of age and a mean body weight of ... -
Evaluación in vitro de hongos nematófagos para el control biológico de nemátodos gastrointestinales de rumiantes
(Universidad de Córdoba, 2009)Objetivo. Determinar la actividad depredadora in vitro de cepas de hongos nematófagos autóctonos de Costa Rica. Materiales y métodos. Dieciséis cepas de hongos nematófagos nativos de Costa Rica de los géneros Candelabrella ... -
Evaluation of a voluntary control program for the detection of Bovine Leukemia Virus antibodies based on agar gel immunodiffusion test in dairy farms in Costa Rica
(Universidad Nacional, Costa Rica, 2015-05-02)A total of 20 farms were analyzed repeatedly during five years using only the agar gel immunodiffusion test (AGIDT) as part of a voluntary control program of Bovine Leukemia Virus (BLV). After five years of cleaning up ... -
Fasciola hepatica en ganado bovino de carne en Siquirres y lesiones anatomo-histopatológicas de hígados bovinos decomisados en mataderos de Costa Rica.
(Revista Agronomía Costarricense, 2013-12-01)El presente estudio fue realizado con el objetivo de determinar la infección por Fasciola hepatica (F. hepatica) en una finca dedicada al ganado de carne en el cantón de Siquirres, provincia de Limón para caracterizar las ... -
First report of bovine neosporosis in dairy cattle in Costa Rica
(British Veterinary Association, 1998-05-09)NEOSPOROSIS has recently been recognised as a major cause of abortion in dairy cattle worldwide (Barr and others 1990, Duff and Otter 1994, Boulton and others 1995). The disease is caused by the protozoan parasite, ... -
First report of Trypanosoma vivax infection in dairy cattle from Costa Rica
(Elsevier, 2009)An outbreak of haemoparasitoses occurred from October 2007 to July 2008 in cattle from the district of Rio Cuarto, province of Alajuela, Costa Rica. Fifty animals of various ages out of 450 Brown Swiss were affected. The ... -
Intoxicación por Senna cobanensis en terneros cebuinos: Primer reporte de caso
(Universidad Nacional, Costa Rica, 2023)Las plantas del género Senna pertenecen a la familia Fabaceae, distribuidas, mundialmente, en zonas tropicales y subtropicales. Algunas especies del género contienen productos del metabolismo secundario, los cuales se ... -
Is the production of embryos in small-cale farming an economically feasible enterprise?
(Reproduction in Domestic Animals, 2015-04)The present assay attempts to evaluate the feasibility of using embryo transfer in small community farmers by in vivo study and by modelling the results obtained. From the total of 59 donor cows, 62.7% responded to treatment, ... -
Naegleria fowleri-associated encephalitis in a cow from Costa Rica
(Elsevier, 2006)Species of Naegleria, Acanthamoeba, and Balamuthia are soil amoebae that can cause encephalitis in animals and humans. Of these, Naegleria fowleri is the cause of often fatal primary meningoencephalitis in humans. N. ... -
Natural resistance of bovine animals to micrurus nigrocinctus venom
(Elsevier, 1975-11)We Report in this paper on the in vivo resistance of bovine animals to the venom of the elapid Micrttrus nigrocinctas, the most prevalent coral snake in Costa Rica (TAYLOR et al., 1974). Apreliminary report has been published ... -
Papilomavirus bovino tipo 2 en un sarcoide equino en Costa Rica
(Revista MVZ Córdoba, 2021-05-31)Identificar mediante técnicas moleculares la presencia de papilomavirus bovino (BPV) en un sarcoide equino, y realizar la caracterización histológica de este. Materiales y métodos: A partir de lesiones de sarcoide en una ...